{"product_id":"honeywell-bw-clip-h2s-monitor-bwc2-h","title":"Honeywell BW Clip H2S Monitor — BWC2-H Single-Gas (2-Year Maintenance-Free)","description":"\u003c!-- PRODUCT B00UZ1WWUK | tag personal-gas-detector | TODO: add matching Product Review + best-of guide links when those silo layers exist --\u003e\n\n\u003cdiv style=\"background:#1a1a1a;border-left:4px solid #ff9800;padding:14px 18px;margin:0 0 18px 0;color:#f5e6d3;font-size:0.95em;\"\u003e\n\u003cstrong style=\"color:#ffb74d;\"\u003eEditor’s note:\u003c\/strong\u003e the Honeywell BW Clip H2S monitor is one of the instruments we curate in our \u003ca href=\"\/collections\/personal-gas-detectors\" title=\"Personal \u0026amp; Wearable Gas Detectors\"\u003ePersonal \u0026amp; Wearable Gas Detectors\u003c\/a\u003e buyer’s hub. Compare it with the \u003ca href=\"\/products\/honeywell-bw-clip-co-monitor-bwc2-m\" title=\"Honeywell BW Clip CO\"\u003eHoneywell BW Clip CO\u003c\/a\u003e below before you order.\u003c\/div\u003e\n\n\u003ch2 id=\"top\"\u003eHoneywell BW Clip H2S Monitor — Maintenance-Free Single-Gas Detector\u003c\/h2\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eHoneywell BW Clip H2S monitor\u003c\/strong\u003e (BWC2-H) is a 2-year maintenance-free single-gas clip worn in the breathing zone — the industry-standard \u003ca href=\"\/collections\/personal-gas-detectors\" title=\"personal gas detector\"\u003epersonal gas detector\u003c\/a\u003e for hydrogen sulfide exposure. Turn it on once and it runs for two years with no sensor or battery service.\u003c\/p\u003e\n\n\u003cp style=\"font-size:0.9em;color:#bdae9d;margin:10px 0 18px 0;\"\u003eJump to: \u003ca href=\"#features\" style=\"color:#ffb74d;\"\u003eFeatures\u003c\/a\u003e · \u003ca href=\"#specs\" style=\"color:#ffb74d;\"\u003eSpecs\u003c\/a\u003e · \u003ca href=\"#compatibility\" style=\"color:#ffb74d;\"\u003eWhat it detects\u003c\/a\u003e · \u003ca href=\"#comparison\" style=\"color:#ffb74d;\"\u003eComparison\u003c\/a\u003e · \u003ca href=\"#faq\" style=\"color:#ffb74d;\"\u003eFAQ\u003c\/a\u003e\u003c\/p\u003e\n\n\u003cp\u003eThe Honeywell BW Clip BWC2-H is a 2-year maintenance-free, electrochemical single-gas personal monitor for hydrogen sulfide (H2S), with audible, visual and vibrating alarms at 10 and 15 ppm.\u003c\/p\u003e\n\n\u003ch3 id=\"features\"\u003eKey features\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eWorn in the breathing zone to alarm on hydrogen sulfide (H2S) exposure\u003c\/li\u003e\n\u003cli\u003eRuns continuously for 2 years with no battery or sensor replacement — turn it on day one and use it\u003c\/li\u003e\n\u003cli\u003eAudible (~95 dB), visual red-LED and vibrating alarms at 10 ppm and 15 ppm\u003c\/li\u003e\n\u003cli\u003eHighest-reviewed personal monitor we stock (990+ ratings, 4.7 stars)\u003c\/li\u003e\n\u003cli\u003eConstant real-time H2S reading on the display\u003c\/li\u003e\n\u003cli\u003eCompatible with IntelliDoX and MicroDock docking for automated bump tests\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cdiv style=\"display:flex;gap:14px;flex-wrap:wrap;margin:18px 0;\"\u003e\n\u003cdiv style=\"flex:1;min-width:240px;background:#1b3a2a;border:1px solid #4caf50;border-radius:6px;padding:14px 18px;\"\u003e\n\u003cstrong style=\"color:#81c784;\"\u003ePros\u003c\/strong\u003e\u003cul style=\"margin:8px 0 0 0;\"\u003e\n\u003cli\u003e2-year maintenance-free — no sensor or battery swaps\u003c\/li\u003e\n\u003cli\u003eLowest cost per worker over its life\u003c\/li\u003e\n\u003cli\u003eTriple alarm (audible, visual, vibrating)\u003c\/li\u003e\n\u003cli\u003eOutstanding 4.7-star, 990+ review track record\u003c\/li\u003e\n\u003cli\u003eCompact, lightweight clip\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1;min-width:240px;background:#3a1e1e;border:1px solid #ef5350;border-radius:6px;padding:14px 18px;\"\u003e\n\u003cstrong style=\"color:#e57373;\"\u003eCons\u003c\/strong\u003e\u003cul style=\"margin:8px 0 0 0;\"\u003e\n\u003cli\u003eSingle gas only — H2S, nothing else\u003c\/li\u003e\n\u003cli\u003eNot rechargeable or serviceable; replace the unit at end of life\u003c\/li\u003e\n\u003cli\u003eNeeds bump testing like any monitor\u003c\/li\u003e\n\u003cli\u003eNo color display or data export\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003ch3 id=\"specs\"\u003eSpecifications\u003c\/h3\u003e\n\n\u003cdiv style=\"overflow-x:auto;\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;background:#1a1a1a;margin:14px 0;\"\u003e\n\u003cthead\u003e\u003ctr style=\"background:#2a2a2a;\"\u003e\n\u003cth style=\"color:#ffb74d;padding:8px 10px;border:1px solid #3a3a3a;text-align:left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"color:#ffb74d;padding:8px 10px;border:1px solid #3a3a3a;text-align:left;\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"color:#ffb74d;padding:8px 10px;border:1px solid #3a3a3a;white-space:nowrap;\"\u003eGas detected\u003c\/td\u003e\n\u003ctd style=\"color:#e0e0e0;padding:8px 10px;border:1px solid #3a3a3a;\"\u003eHydrogen sulfide (H2S)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"color:#ffb74d;padding:8px 10px;border:1px solid #3a3a3a;white-space:nowrap;\"\u003eAlarm set points\u003c\/td\u003e\n\u003ctd style=\"color:#e0e0e0;padding:8px 10px;border:1px solid #3a3a3a;\"\u003e10 ppm low \/ 15 ppm high\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"color:#ffb74d;padding:8px 10px;border:1px solid #3a3a3a;white-space:nowrap;\"\u003eSensor\u003c\/td\u003e\n\u003ctd style=\"color:#e0e0e0;padding:8px 10px;border:1px solid #3a3a3a;\"\u003eElectrochemical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"color:#ffb74d;padding:8px 10px;border:1px solid #3a3a3a;white-space:nowrap;\"\u003eService life\u003c\/td\u003e\n\u003ctd style=\"color:#e0e0e0;padding:8px 10px;border:1px solid #3a3a3a;\"\u003e2 years continuous, maintenance-free\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"color:#ffb74d;padding:8px 10px;border:1px solid #3a3a3a;white-space:nowrap;\"\u003eAlarms\u003c\/td\u003e\n\u003ctd style=\"color:#e0e0e0;padding:8px 10px;border:1px solid #3a3a3a;\"\u003eAudible (~95 dB), visual (red LEDs) \u0026amp; vibrating\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"color:#ffb74d;padding:8px 10px;border:1px solid #3a3a3a;white-space:nowrap;\"\u003eCalibration\u003c\/td\u003e\n\u003ctd style=\"color:#e0e0e0;padding:8px 10px;border:1px solid #3a3a3a;\"\u003eFactory-calibrated; bump\/cal optional via IntelliDoX\/MicroDock\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"color:#ffb74d;padding:8px 10px;border:1px solid #3a3a3a;white-space:nowrap;\"\u003eDatalogging\u003c\/td\u003e\n\u003ctd style=\"color:#e0e0e0;padding:8px 10px;border:1px solid #3a3a3a;\"\u003eEvent logging\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"color:#ffb74d;padding:8px 10px;border:1px solid #3a3a3a;white-space:nowrap;\"\u003eHousing\u003c\/td\u003e\n\u003ctd style=\"color:#e0e0e0;padding:8px 10px;border:1px solid #3a3a3a;\"\u003eRugged, water- \u0026amp; dust-resistant; clip-on\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\n\u003ch3\u003eWhere the Honeywell BW Clip BWC2-H fits\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eOil-and-gas and wellsite work\u003c\/li\u003e\n\u003cli\u003eWastewater and sewer entry\u003c\/li\u003e\n\u003cli\u003ePulp, paper and refinery areas\u003c\/li\u003e\n\u003cli\u003eTank and vessel work with H2S risk\u003c\/li\u003e\n\u003cli\u003eIssuing one clip per worker across a crew\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2 id=\"compatibility\"\u003eWhat the Honeywell BW Clip BWC2-H detects (and what it doesn’t)\u003c\/h2\u003e\n\n\u003cp\u003eThis monitor detects \u003cstrong\u003ehydrogen sulfide (H2S) only\u003c\/strong\u003e — it does not read CO, O2, combustibles or any other gas. If a worker faces several hazards, choose a wearable 4-gas unit such as the \u003ca href=\"\/products\/bw-gasalertmicroclip-xl-4-gas-detector\" title=\"BW GasAlertMicroClip XL\"\u003eBW GasAlertMicroClip XL\u003c\/a\u003e or the sealed \u003ca href=\"\/products\/honeywell-bw-clip4-4-gas-detector\" title=\"BW Clip4\"\u003eBW Clip4\u003c\/a\u003e, or pre-test a space with a \u003ca href=\"\/collections\/portable-gas-detectors\" title=\"Portable Gas Detectors\"\u003ePortable Gas Detectors\u003c\/a\u003e instrument. For carbon monoxide instead, see the \u003ca href=\"\/products\/honeywell-bw-clip-co-monitor-bwc2-m\" title=\"BW Clip CO\"\u003eBW Clip CO\u003c\/a\u003e; for oxygen, the \u003ca href=\"\/products\/honeywell-bw-clip-o2-monitor-bwc2-x\" title=\"BW Clip O2\"\u003eBW Clip O2\u003c\/a\u003e. Bump-test with H2S calibration gas; docking via IntelliDoX\/MicroDock automates it.\u003c\/p\u003e\n\n\u003cp\u003eCross-shopping? This unit sits in our \u003ca href=\"\/collections\/personal-gas-detectors\" title=\"Personal \u0026amp; Wearable Gas Detectors\"\u003ePersonal \u0026amp; Wearable Gas Detectors\u003c\/a\u003e hub alongside \u003ca href=\"\/products\/honeywell-bw-clip-co-monitor-bwc2-m\" title=\"Honeywell BW Clip CO\"\u003eHoneywell BW Clip CO\u003c\/a\u003e, \u003ca href=\"\/products\/honeywell-bw-clip-o2-monitor-bwc2-x\" title=\"Honeywell BW Clip O2\"\u003eHoneywell BW Clip O2\u003c\/a\u003e, \u003ca href=\"\/products\/toptes-ct-580-co-detector\" title=\"TopTes CT-580 CO\"\u003eTopTes CT-580 CO\u003c\/a\u003e, \u003ca href=\"\/products\/bw-gasalertmicroclip-xl-4-gas-detector\" title=\"BW GasAlertMicroClip XL\"\u003eBW GasAlertMicroClip XL\u003c\/a\u003e. For other gas-detection form factors see \u003ca href=\"\/collections\/portable-gas-detectors\" title=\"Portable Gas Detectors\"\u003ePortable Gas Detectors\u003c\/a\u003e, \u003ca href=\"\/collections\/fixed-gas-detection-systems\" title=\"Fixed Gas Detection Systems\"\u003eFixed Gas Detection Systems\u003c\/a\u003e, \u003ca href=\"\/collections\/area-gas-monitors\" title=\"Area \u0026amp; Transportable Gas Monitors\"\u003eArea \u0026amp; Transportable Gas Monitors\u003c\/a\u003e, or browse the full \u003ca href=\"\/collections\/gas-detectors\" title=\"Gas Detectors\"\u003eGas Detectors\u003c\/a\u003e range.\u003c\/p\u003e\n\n\u003ch2 id=\"comparison\"\u003eHoneywell BW Clip single-gas family compared\u003c\/h2\u003e\n\n\u003cdiv style=\"overflow-x:auto;\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;background:#1a1a1a;margin:14px 0;\"\u003e\n\u003ccaption style=\"color:#bdae9d;font-size:0.85em;text-align:left;padding:4px 0;\"\u003eHoneywell BW Clip single-gas family (2-year maintenance-free)\u003c\/caption\u003e\n\u003cthead\u003e\u003ctr style=\"background:#2a2a2a;\"\u003e\n\u003cth style=\"color:#ffb74d;padding:9px;border:1px solid #3a3a3a;text-align:left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"color:#ffb74d;padding:9px;border:1px solid #3a3a3a;text-align:left;\"\u003eGas\u003c\/th\u003e\n\u003cth style=\"color:#ffb74d;padding:9px;border:1px solid #3a3a3a;text-align:left;\"\u003eAlarm set points\u003c\/th\u003e\n\u003cth style=\"color:#ffb74d;padding:9px;border:1px solid #3a3a3a;text-align:left;\"\u003eService life\u003c\/th\u003e\n\u003cth style=\"color:#ffb74d;padding:9px;border:1px solid #3a3a3a;text-align:left;\"\u003eStreet price\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"color:#e0e0e0;padding:9px;border:1px solid #3a3a3a;\"\u003e\u003ca href=\"\/products\/honeywell-bw-clip-h2s-monitor-bwc2-h\" title=\"BW Clip H2S (BWC2-H)\"\u003eBW Clip H2S (BWC2-H)\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"color:#e0e0e0;padding:9px;border:1px solid #3a3a3a;\"\u003eH2S\u003c\/td\u003e\n\u003ctd style=\"color:#e0e0e0;padding:9px;border:1px solid #3a3a3a;\"\u003e10 \/ 15 ppm\u003c\/td\u003e\n\u003ctd style=\"color:#e0e0e0;padding:9px;border:1px solid #3a3a3a;\"\u003e2 yr sealed\u003c\/td\u003e\n\u003ctd style=\"color:#e0e0e0;padding:9px;border:1px solid #3a3a3a;\"\u003e~$125\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"color:#e0e0e0;padding:9px;border:1px solid #3a3a3a;\"\u003e\u003ca href=\"\/products\/honeywell-bw-clip-co-monitor-bwc2-m\" title=\"BW Clip CO (BWC2-M)\"\u003eBW Clip CO (BWC2-M)\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"color:#e0e0e0;padding:9px;border:1px solid #3a3a3a;\"\u003eCO\u003c\/td\u003e\n\u003ctd style=\"color:#e0e0e0;padding:9px;border:1px solid #3a3a3a;\"\u003e35 \/ 200 ppm\u003c\/td\u003e\n\u003ctd style=\"color:#e0e0e0;padding:9px;border:1px solid #3a3a3a;\"\u003e2 yr sealed\u003c\/td\u003e\n\u003ctd style=\"color:#e0e0e0;padding:9px;border:1px solid #3a3a3a;\"\u003e~$131\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"color:#e0e0e0;padding:9px;border:1px solid #3a3a3a;\"\u003e\u003ca href=\"\/products\/honeywell-bw-clip-o2-monitor-bwc2-x\" title=\"BW Clip O2 (BWC2-X)\"\u003eBW Clip O2 (BWC2-X)\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"color:#e0e0e0;padding:9px;border:1px solid #3a3a3a;\"\u003eO2\u003c\/td\u003e\n\u003ctd style=\"color:#e0e0e0;padding:9px;border:1px solid #3a3a3a;\"\u003e19.5 \/ 23.5 %\u003c\/td\u003e\n\u003ctd style=\"color:#e0e0e0;padding:9px;border:1px solid #3a3a3a;\"\u003e2 yr sealed\u003c\/td\u003e\n\u003ctd style=\"color:#e0e0e0;padding:9px;border:1px solid #3a3a3a;\"\u003e~$120\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\n\u003cul\u003e\n\u003cli\u003eChoose the \u003cstrong\u003eBW Clip H2S\u003c\/strong\u003e when hydrogen sulfide is the dominant hazard.\u003c\/li\u003e\n\u003cli\u003ePick the \u003ca href=\"\/products\/honeywell-bw-clip-co-monitor-bwc2-m\" title=\"BW Clip CO\"\u003eBW Clip CO\u003c\/a\u003e for carbon-monoxide exposure, or the \u003ca href=\"\/products\/honeywell-bw-clip-o2-monitor-bwc2-x\" title=\"BW Clip O2\"\u003eBW Clip O2\u003c\/a\u003e for oxygen.\u003c\/li\u003e\n\u003cli\u003eNeed several gases on one worker? Step up to the \u003ca href=\"\/products\/bw-gasalertmicroclip-xl-4-gas-detector\" title=\"GasAlertMicroClip XL\"\u003eGasAlertMicroClip XL\u003c\/a\u003e or \u003ca href=\"\/products\/honeywell-bw-clip4-4-gas-detector\" title=\"BW Clip4\"\u003eBW Clip4\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2 id=\"faq\"\u003eFrequently asked questions\u003c\/h2\u003e\n\n\u003ch3\u003eWhat gas does the Honeywell BW Clip H2S monitor detect?\u003c\/h3\u003e\u003cp\u003eHydrogen sulfide (H2S) only, with alarms at 10 and 15 ppm. For multiple gases on one worker, use a wearable 4-gas unit like the \u003ca href=\"\/products\/bw-gasalertmicroclip-xl-4-gas-detector\" title=\"GasAlertMicroClip XL\"\u003eGasAlertMicroClip XL\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eHow long does the BW Clip H2S last?\u003c\/h3\u003e\u003cp\u003eIt runs continuously for two years with no battery or sensor replacement. At end of life you replace the whole unit — that is the maintenance-free design.\u003c\/p\u003e\n\u003ch3\u003eDo I still need to bump-test a maintenance-free monitor?\u003c\/h3\u003e\u003cp\u003eYes — bump-test to confirm the sensor and alarms respond. The unit needs no sensor or battery service, but bump testing verifies it is working; IntelliDoX\/MicroDock docks automate it.\u003c\/p\u003e\n\u003ch3\u003eWhere should I wear the BW Clip?\u003c\/h3\u003e\u003cp\u003eIn the breathing zone — clipped to the collar or upper chest within about 12 inches of the nose and mouth — so it reads the air the worker actually breathes.\u003c\/p\u003e\n\u003ch3\u003eIs the BW Clip H2S rechargeable?\u003c\/h3\u003e\u003cp\u003eNo — it is a sealed 2-year unit, not rechargeable or serviceable. The trade-off is zero maintenance and the lowest cost per worker over its life.\u003c\/p\u003e\n\u003ch3\u003eWhat alarms does it have?\u003c\/h3\u003e\u003cp\u003eAudible (~95 dB), visual red-LED and vibrating alarms trigger at the 10 ppm and 15 ppm set points, so alerts register in loud or low-visibility work.\u003c\/p\u003e\n\u003ch3\u003eCan one BW Clip cover a whole crew?\u003c\/h3\u003e\u003cp\u003eNo — each worker needs their own clip for personal exposure. For area or pre-entry coverage use a \u003ca href=\"\/collections\/area-gas-monitors\" title=\"Area \u0026amp; Transportable Gas Monitors\"\u003eArea \u0026amp; Transportable Gas Monitors\u003c\/a\u003e monitor or a \u003ca href=\"\/collections\/portable-gas-detectors\" title=\"Portable Gas Detectors\"\u003ePortable Gas Detectors\u003c\/a\u003e instrument.\u003c\/p\u003e\n\u003ch3\u003eWhat is the difference between the BW Clip and the BW Clip4?\u003c\/h3\u003e\u003cp\u003eThe BW Clip is single-gas (H2S here); the \u003ca href=\"\/products\/honeywell-bw-clip4-4-gas-detector\" title=\"BW Clip4\"\u003eBW Clip4\u003c\/a\u003e reads four gases (O2, LEL, CO, H2S) in the same 2-year maintenance-free format.\u003c\/p\u003e\n\u003ch3\u003eDoes it log data?\u003c\/h3\u003e\u003cp\u003eYes — it logs alarm events, which can be downloaded via the docking system for compliance records.\u003c\/p\u003e\n\u003ch3\u003eIs it in stock and how does it ship?\u003c\/h3\u003e\u003cp\u003eUse the Amazon buy button for current availability and delivery timing through our fulfillment partner.\u003c\/p\u003e\n\u003ch3\u003eDoes it come with calibration gas?\u003c\/h3\u003e\u003cp\u003eCalibration gas and docking are sold separately. Plan to add H2S calibration gas (and a dock if you want automated bump tests) for your program.\u003c\/p\u003e\n\u003ch3\u003eIs the BW Clip suitable for confined-space entry?\u003c\/h3\u003e\u003cp\u003eIt provides personal H2S coverage during work, but confined-space entry also requires pre-entry atmospheric testing — use a \u003ca href=\"\/collections\/portable-gas-detectors\" title=\"Portable Gas Detectors\"\u003ePortable Gas Detectors\u003c\/a\u003e 4-gas instrument for that.\u003c\/p\u003e\n\n\u003cdiv style=\"background:#1a1a1a;border:1px solid #3a3a3a;border-radius:6px;padding:16px 18px;margin:22px 0;\"\u003e\n\u003cp style=\"margin:0 0 10px 0;color:#f5e6d3;\"\u003eReady to order the \u003cstrong\u003eHoneywell BW Clip H2S monitor\u003c\/strong\u003e? Add it to your cart above, or check the current Amazon price below. Compare it against the rest of our \u003ca href=\"\/collections\/personal-gas-detectors\" title=\"Personal \u0026amp; Wearable Gas Detectors\"\u003ePersonal \u0026amp; Wearable Gas Detectors\u003c\/a\u003e lineup before you buy.\u003c\/p\u003e\n\u003cp style=\"display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin:0;\"\u003e\u003ca href=\"https:\/\/www.amazon.com\/dp\/B00UZ1WWUK?tag=wcsafety04-20\" rel=\"sponsored nofollow noopener\" target=\"_blank\" style=\"display:inline-block;background:#FFD814;color:#0F1111;padding:13px 26px;text-decoration:none;font-weight:bold;border-radius:4px;border:1px solid #FCD200;\"\u003eCHECK PRICE ON AMAZON →\u003c\/a\u003e\u003cspan style=\"font-size:0.8em;color:#bdae9d;\"\u003eAs an Amazon Associate, WC Safety earns from qualifying purchases.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"background:#1a2733;border:1px dashed #4fc3f7;padding:16px 20px;margin:30px 0 18px 0;color:#cfd8dc;font-size:0.92em;\"\u003e\n  \u003cstrong style=\"color:#4fc3f7;\"\u003eWhy trust this Honeywell BW page?\u003c\/strong\u003e WC Safety is an independent industrial safety-equipment retailer serving safety managers, procurement teams and field supervisors. The specifications here are taken from the manufacturer’s published listing for Honeywell BW Clip BWC2-H and framed against \u003ca href=\"https:\/\/www.osha.gov\/laws-regs\/regulations\/standardnumber\/1910\/1910.146\" rel=\"noopener\" target=\"_blank\" style=\"color:#4fc3f7;\"\u003eOSHA 29 CFR 1910.146\u003c\/a\u003e and \u003ca href=\"https:\/\/www.osha.gov\/annotated-pels\" rel=\"noopener\" target=\"_blank\" style=\"color:#4fc3f7;\"\u003eOSHA Permissible Exposure Limits\u003c\/a\u003e. Disclosed: WC Safety earns Amazon affiliate commissions on outbound clicks; that does not influence the specs shown or our lineup.\n\u003c\/div\u003e\n\u003cdiv style=\"background:#1a2733;border-left:4px solid #4fc3f7;padding:18px 22px;margin:18px 0;color:#cfd8dc;font-size:0.92em;\"\u003e\n  \u003cstrong style=\"color:#4fc3f7;\"\u003eBy Steven Eaton, WC Safety Editorial\u003c\/strong\u003e — Industrial safety-equipment desk · specialization: atmospheric monitoring, gas detection and instrument selection.\u003cbr\u003e\n  \u003cstrong\u003eLast updated:\u003c\/strong\u003e \u003ctime datetime=\"2026-06-22\"\u003eJune 22, 2026\u003c\/time\u003e · \u003cstrong\u003eSources reviewed:\u003c\/strong\u003e manufacturer product listing \u0026amp; specifications, OSHA 29 CFR 1910.146, OSHA Annotated PEL tables, ACGIH Threshold Limit Values.\u003cbr\u003e\n  \u003cstrong\u003eEditorial standard:\u003c\/strong\u003e \u003cem\u003eZero sponsored listings. No manufacturer input. Specs verified against the manufacturer’s published data.\u003c\/em\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#1a2733;border-left:4px solid #4fc3f7;padding:16px 20px;margin:18px 0;color:#cfd8dc;font-size:0.92em;\"\u003e\n  \u003cstrong style=\"color:#4fc3f7;\"\u003eHow this page is maintained.\u003c\/strong\u003e Specifications and pricing are reviewed against the manufacturer’s current listing and re-checked whenever the lineup changes. Gas-detection guidance follows \u003ca href=\"https:\/\/www.osha.gov\/laws-regs\/regulations\/standardnumber\/1910\/1910.146\" rel=\"noopener\" target=\"_blank\" style=\"color:#4fc3f7;\"\u003eOSHA 1910.146\u003c\/a\u003e and \u003ca href=\"https:\/\/www.osha.gov\/annotated-pels\" rel=\"noopener\" target=\"_blank\" style=\"color:#4fc3f7;\"\u003eOSHA PELs\u003c\/a\u003e, cross-referenced with ACGIH TLVs.\n\u003c\/div\u003e\n\u003cdiv style=\"background:#2a2520;border-left:4px solid #ff9800;padding:16px 20px;margin:18px 0;color:#f5e6d3;font-size:0.92em;\"\u003e\n  \u003cstrong style=\"color:#ffb74d;\"\u003eDisclosure.\u003c\/strong\u003e WC Safety participates in the Amazon Associates Program and earns commissions on qualifying purchases through outbound links on this page (tag wcsafety04-20). We are not sponsored by any instrument manufacturer. This page is buyer guidance, not medical, legal or regulatory advice — confirm gas-detection requirements for your site against the applicable OSHA standard and, for commercial monitoring programs, a Certified Industrial Hygienist (CIH).\n\u003c\/div\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e\n{\"@context\": \"https:\/\/schema.org\", \"@graph\": [{\"@type\": \"Product\", \"@id\": \"https:\/\/wcsafety.com\/products\/honeywell-bw-clip-h2s-monitor-bwc2-h#product\", \"name\": \"Honeywell BW Clip H2S Monitor — BWC2-H Single-Gas (2-Year Maintenance-Free)\", \"description\": \"Honeywell BW Clip H2S monitor — 2-year maintenance-free single-gas detector with audible, visual \u0026 vibrating alarms. Order the BWC2-H at WC Safety.\", \"sku\": \"B00UZ1WWUK\", \"mpn\": \"BWC2-H\", \"image\": [\"https:\/\/wcsafety.com\/cdn\/shop\/products\/honeywell-bw-clip-h2s-monitor-bwc2-h.jpg\"], \"brand\": {\"@type\": \"Brand\", \"name\": \"Honeywell BW\"}, \"category\": \"Personal Gas Detector\", \"isPartOf\": {\"@type\": \"CollectionPage\", \"@id\": \"https:\/\/wcsafety.com\/collections\/personal-gas-detectors#collection\", \"name\": \"Personal \u0026 Wearable Gas Detectors\", \"url\": \"https:\/\/wcsafety.com\/collections\/personal-gas-detectors\"}, \"isRelatedTo\": [{\"@type\": \"Product\", \"name\": \"Honeywell BW Clip CO Monitor (BWC2-M)\", \"url\": \"https:\/\/wcsafety.com\/products\/honeywell-bw-clip-co-monitor-bwc2-m\"}, {\"@type\": \"Product\", \"name\": \"Honeywell BW Clip O2 Monitor (BWC2-X)\", \"url\": \"https:\/\/wcsafety.com\/products\/honeywell-bw-clip-o2-monitor-bwc2-x\"}, {\"@type\": \"Product\", \"name\": \"TopTes CT-580 CO Detector\", \"url\": \"https:\/\/wcsafety.com\/products\/toptes-ct-580-co-detector\"}, {\"@type\": \"Product\", \"name\": \"BW GasAlertMicroClip XL 4 Gas Detector\", \"url\": \"https:\/\/wcsafety.com\/products\/bw-gasalertmicroclip-xl-4-gas-detector\"}, {\"@type\": \"Product\", \"name\": \"Honeywell BW Clip4 4 Gas Detector\", \"url\": \"https:\/\/wcsafety.com\/products\/honeywell-bw-clip4-4-gas-detector\"}, {\"@type\": \"Product\", \"name\": \"RKI GX3R 4 Gas Monitor\", \"url\": \"https:\/\/wcsafety.com\/products\/rki-gx3r-4-gas-monitor\"}], \"offers\": {\"@type\": \"Offer\", \"url\": \"https:\/\/wcsafety.com\/products\/honeywell-bw-clip-h2s-monitor-bwc2-h\", \"priceCurrency\": \"USD\", \"price\": \"124.90\", \"availability\": \"https:\/\/schema.org\/InStock\", \"seller\": {\"@type\": \"Organization\", \"name\": \"WC Safety\"}}}, {\"@type\": \"BreadcrumbList\", \"@id\": \"https:\/\/wcsafety.com\/products\/honeywell-bw-clip-h2s-monitor-bwc2-h#breadcrumb\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/wcsafety.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Gas Detectors\", \"item\": \"https:\/\/wcsafety.com\/collections\/gas-detectors\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"Personal \u0026 Wearable Gas Detectors\", \"item\": \"https:\/\/wcsafety.com\/collections\/personal-gas-detectors\"}, {\"@type\": \"ListItem\", \"position\": 4, \"name\": \"Honeywell BW Clip H2S Monitor — BWC2-H Single-Gas (2-Year Maintenance-Free)\"}]}, {\"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What gas does the Honeywell BW Clip H2S monitor detect?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Hydrogen sulfide (H2S) only, with alarms at 10 and 15 ppm. For multiple gases on one worker, use a wearable 4-gas unit like the GasAlertMicroClip XL.\"}}, {\"@type\": \"Question\", \"name\": \"How long does the BW Clip H2S last?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"It runs continuously for two years with no battery or sensor replacement. At end of life you replace the whole unit — that is the maintenance-free design.\"}}, {\"@type\": \"Question\", \"name\": \"Do I still need to bump-test a maintenance-free monitor?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes — bump-test to confirm the sensor and alarms respond. The unit needs no sensor or battery service, but bump testing verifies it is working; IntelliDoX\/MicroDock docks automate it.\"}}, {\"@type\": \"Question\", \"name\": \"Where should I wear the BW Clip?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"In the breathing zone — clipped to the collar or upper chest within about 12 inches of the nose and mouth — so it reads the air the worker actually breathes.\"}}, {\"@type\": \"Question\", \"name\": \"Is the BW Clip H2S rechargeable?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No — it is a sealed 2-year unit, not rechargeable or serviceable. The trade-off is zero maintenance and the lowest cost per worker over its life.\"}}, {\"@type\": \"Question\", \"name\": \"What alarms does it have?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Audible (~95 dB), visual red-LED and vibrating alarms trigger at the 10 ppm and 15 ppm set points, so alerts register in loud or low-visibility work.\"}}, {\"@type\": \"Question\", \"name\": \"Can one BW Clip cover a whole crew?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No — each worker needs their own clip for personal exposure. For area or pre-entry coverage use a Area \u0026 Transportable Gas Monitors monitor or a Portable Gas Detectors instrument.\"}}, {\"@type\": \"Question\", \"name\": \"What is the difference between the BW Clip and the BW Clip4?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The BW Clip is single-gas (H2S here); the BW Clip4 reads four gases (O2, LEL, CO, H2S) in the same 2-year maintenance-free format.\"}}, {\"@type\": \"Question\", \"name\": \"Does it log data?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes — it logs alarm events, which can be downloaded via the docking system for compliance records.\"}}, {\"@type\": \"Question\", \"name\": \"Is it in stock and how does it ship?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Use the Amazon buy button for current availability and delivery timing through our fulfillment partner.\"}}, {\"@type\": \"Question\", \"name\": \"Does it come with calibration gas?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Calibration gas and docking are sold separately. Plan to add H2S calibration gas (and a dock if you want automated bump tests) for your program.\"}}, {\"@type\": \"Question\", \"name\": \"Is the BW Clip suitable for confined-space entry?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"It provides personal H2S coverage during work, but confined-space entry also requires pre-entry atmospheric testing — use a Portable Gas Detectors 4-gas instrument for that.\"}}]}, {\"@type\": \"Organization\", \"@id\": \"https:\/\/wcsafety.com\/#org\", \"name\": \"WC Safety\", \"url\": \"https:\/\/wcsafety.com\", \"logo\": \"https:\/\/wcsafety.com\/cdn\/shop\/files\/logo.png\"}, {\"@type\": \"Person\", \"@id\": \"https:\/\/wcsafety.com\/#editor\", \"name\": \"Steven Eaton\", \"jobTitle\": \"Editorial Lead\", \"worksFor\": {\"@id\": \"https:\/\/wcsafety.com\/#org\"}, \"knowsAbout\": [\"industrial gas detection\", \"atmospheric monitoring\", \"personal protective equipment\"]}, {\"@type\": \"Brand\", \"name\": \"Honeywell BW\"}]}\n\u003c\/script\u003e","brand":"Honeywell BW","offers":[{"title":"Default Title","offer_id":44266436362328,"sku":"B00UZ1WWUK","price":124.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0594\/1900\/0920\/files\/617-vDgCsIL._SL1362.jpg?v=1782121772","url":"https:\/\/wcsafety.com\/products\/honeywell-bw-clip-h2s-monitor-bwc2-h","provider":"WC Safety","version":"1.0","type":"link"}