Guardian Fall Protection 37102 Series 3 Full-Body Harness, X-Large/2X-Large
EDITORIAL REVIEW: 4.5/5 WC Safety Review β Guardian Fall Protection 37102 Series 3 Full Body Harness, X-Large/2X-Large Editorial assessment by the WC Safety Editorial Team, based on published Guardian Fall Protect...
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Editorial assessment by the WC Safety Editorial Team, based on published Guardian Fall Protection specifications and category fit. We did not laboratory-test this product.
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Guardian Fall Protection 37102 Series 3 Full-Body Harness, X-Large/2X-Large Overview
The Guardian Fall Protection 37102 Series 3 Full-Body Harness in X-Large/2X-Large is the worn element of a complete fall protection system. A full-body harness distributes arrest forces across the thighs, pelvis, chest and shoulders, and OSHA 1926.502(d) requires exactly this style of harness for fall arrest β a body belt is not permitted. Use the harness's connection point to attach a shock-absorbing lanyard or a self-retracting lifeline, then tie off to a compliant anchorage.
This page covers the harness only. To assemble a code-compliant personal fall arrest system you also need a connecting device and an anchor: browse our lanyards and self retracting lifelines to pair with this full body harness. OSHA 1910.140 and 1926.502 set a 5,000 lb anchorage requirement per attached worker (or a 2:1 safety-factor engineered system), so confirm your tie-off point before any work at height.
The 37102 is the XL/2XL member of the Guardian Series 3 size family. If the wearer's measurements fall outside this band, choose the matching Series 3 size instead rather than forcing fit β a harness that does not fit correctly will not perform as intended. Like every component that arrests a fall, this harness must be removed from service and destroyed after a single fall-arrest event, and it should be inspected before each use per the manufacturer and ANSI Z359 guidance. Verify the printed size, model number and capacity label on the unit you receive before deploying it on a job site.
What It Is Built For
| Use case | Fit | Buyer guidance |
|---|---|---|
| General construction fall arrest (roofing, framing, steel) | Strong fit | Connect a shock-absorbing lanyard or SRL to the dorsal connection and tie off to a 5,000 lb anchor per OSHA 1926.502. |
| Wearer measures in the X-Large to 2X-Large range | Ideal fit | The 37102 is purpose-sized for XL/2XL; confirm the printed size label fits the wearer before use. |
| Smaller or larger crew members | Wrong size | Order the matching Guardian Series 3 size instead; see our full body harnesses collection for the size range. |
| Building a complete personal fall arrest system | Partial fit | This is the harness only. Add a connecting device from lanyards or self retracting lifelines plus a rated anchor. |
| Work positioning or rebar climbing with side/front D-rings | Verify before buying | Confirm the actual D-ring configuration on the unit's label; do not assume positioning or front rings are present from the title alone. |
| Reusing a harness after a fall event | Not suitable | Any harness that has arrested a fall must be retired and destroyed; replace it with a new unit. |
Fall protection is life-safety equipment. A personal fall arrest system must limit free fall and arrest forces under OSHA 1926.502 / 1910.140 and ANSI Z359: use a full-body harness (never a body belt for fall arrest) with a compatible shock-absorbing lanyard or self-retracting lifeline and an anchorage rated 5,000 lb per worker (or engineered to a 2:1 safety factor). Inspect every component before each use, immediately retire anything that has arrested a fall or shows damage, and work to a documented rescue plan. Browse fall protection and full-body harnesses.
Pros & Cons
- Full-body design meets the harness requirement of OSHA 1926.502(d) for personal fall arrest
- Purpose-sized X-Large/2X-Large for a proper, force-distributing fit on larger wearers
- Part of the Guardian Series 3 family, so crews can standardize on one harness line across sizes
- Serves as the worn anchor point for either a shock-absorbing lanyard or a self-retracting lifeline
- Backed by WC Safety's fall protection catalog so you can source the lanyard or SRL and anchor in one place
- Harness only: no lanyard, SRL, or anchor is included and each must be purchased separately
- Single size band (XL/2XL) will not fit smaller or much larger workers
- Must be retired permanently after any fall-arrest event, like all PAFS components
- Exact D-ring count and any positioning rings should be confirmed on the unit's own label before relying on them
How It Compares
All four are Guardian Series 3 full body harnesses β the only difference is the fitted size band. Pick the model that matches the wearer's measurements; pair any of them with a connecting device from our fall protection range.
| Model | Size band | Best for |
|---|---|---|
| 37102 (this page) | X-Large/2X-Large | Larger-framed wearers needing XL/2XL fit |
| 37101 | Medium/Large | Mid-range crew sizing, the most common fit |
| 37100 | X-Small/Small | Smaller-framed wearers |
| 1704 Velocity Economy | XL/2XL | Budget XL/2XL alternative in the Velocity line |
Sizing alternatives only β do not substitute a size that does not fit the wearer. Browse the full range under full body harnesses.
Specifications
| Brand | Guardian Fall Protection |
| Model | 37102 |
| Product line | Series 3 Full-Body Harness |
| Size | X-Large/2X-Large |
| Type | Full-body fall arrest harness |
| System role | Worn component of a personal fall arrest system (harness only) |
| Applicable standards | For use within OSHA 1926.502 / 1910.140 and ANSI Z359 fall arrest systems |
| Anchorage requirement (system) | 5,000 lb per worker, or 2:1 engineered safety factor |
| Service life note | Retire and destroy after any fall-arrest event; inspect before each use |
Related Resources
fall protection full body harnesses lanyards self retracting lifelines
Frequently Asked Questions
What size worker is the Guardian 37102 Series 3 harness made for?
The 37102 is the X-Large/2X-Large model in the Guardian Series 3 line. Match it to a wearer whose measurements fall in the manufacturer's XL/2XL range; for other sizes choose the corresponding Series 3 model in our full body harnesses collection.
Does the 37102 harness include a lanyard or self-retracting lifeline?
No. This listing is for the full-body harness only. A complete personal fall arrest system also needs a connecting device, so add a shock-absorbing lanyard from our lanyards collection or a unit from self retracting lifelines, plus a rated anchor.
Is a full-body harness required by OSHA, or can I use a body belt?
OSHA 1926.502(d) requires a full-body harness for fall arrest and prohibits body belts for that purpose. The Guardian 37102 is a full-body harness, so it satisfies the harness requirement when used with a compliant connecting device and anchorage.
What anchorage strength do I need with this harness?
OSHA 1926.502 and 1910.140 call for an anchorage rated to at least 5,000 lb per attached worker, or an engineered system with a 2:1 safety factor. The anchor is separate from the harness; verify your tie-off point before use. See our fall protection collection for system components.
Where does the lanyard or lifeline attach on the harness?
Fall arrest connections are made at the harness's dorsal (back) D-ring. Confirm the D-ring configuration printed on the unit you receive, then attach a connecting device from our lanyards or self retracting lifelines.
Can I keep using the 37102 after it stops a fall?
No. Any harness that has arrested a fall must be removed from service and destroyed, per ANSI Z359 and manufacturer guidance. Replace it with a new full body harness rather than reusing it.
Does this harness have side D-rings for work positioning?
The title does not specify positioning rings, so do not assume they are present. Check the actual D-ring layout on the unit's label. If you specifically need positioning capability, verify the configuration before purchase via our fall protection range.
How do I choose between the 37102 and the Medium/Large 37101?
They are the same Series 3 harness in different size bands: the 37102 fits X-Large/2X-Large and the 37101 fits Medium/Large. Choose by the wearer's measurements; both appear in our full body harnesses collection.
What is the weight capacity of the 37102 harness?
Always read the capacity rating printed on the label of the unit you receive rather than relying on a generic figure. We do not publish a capacity that is not confirmed on the product itself. Confirm it fits your worker's combined tools-and-body weight before use.
How often should I inspect this harness?
Inspect before every use and have a competent person perform documented periodic inspections per ANSI Z359 and the manufacturer's instructions. Remove the harness from service immediately if you find cut webbing, damaged hardware, or any sign it has arrested a fall.
Will the 37102 work with any brand of lanyard or SRL?
It connects to standard fall-arrest connecting devices at the dorsal D-ring, but always confirm connector compatibility and gate strength. Browse compatible options in our lanyards and self retracting lifelines collections.
Is this the right harness if my crew uses mixed sizes?
Buy the 37102 for your XL/2XL workers and add the other Series 3 sizes for the rest of the crew so everyone is fitted correctly. Standardizing on one Series 3 line keeps inspection and training consistent; shop the range under full body harnesses.
Written by Steven Eaton, WC Safety Editorial. Specifications sourced from Guardian Fall Protection published data. Compare the range in full-body harnesses.
WC Safety is an independent PPE retailer and Amazon Associate; no paid placement. Match the product to your specific hazard and follow your site PPE program.
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