Guardian 10918 Halo Big Block Cable SRL, 65 ft (Galvanized)
EDITORIAL REVIEW: 4.5/5 WC Safety Review β the Guardian 10918 Halo Big Block cable SRL, 65 ft Editorial assessment by the WC Safety Editorial Team, based on published Guardian specifications and category fit. We d...
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Editorial assessment by the WC Safety Editorial Team, based on published Guardian specifications and category fit. We did not laboratory-test this product.
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Guardian 10918 Halo Big Block Cable SRL, 65 ft (Galvanized) Overview
The Guardian 10918 Halo Big Block cable SRL is a heavy-duty 65 ft self-retracting lifeline that links a full body harness to an overhead anchor in a personal fall-arrest system. Under OSHA 1926.502 and 1910.140, fall arrest must use a full body harness β never a body belt β connected to a compliant anchorage; this Guardian 10918 Big Block fills the connecting-device role on galvanized steel cable across a long 65 ft working length.
As a 65 ft galvanized cable SRL, the draw is reach and durability: the galvanized cable resists abrasion and outdoor exposure, an aluminum housing with corrosion-resistant stainless-steel and aluminum components keeps the 21.6 lb unit rugged, and a dual braking mechanism locks within about two feet of a detected fall. As a swivel top cable SRL it ships with a swivel top, a swivel hook, and a connecting carabiner. Guardian lists a 900 lb average arresting force, a 54-inch maximum arresting distance, and a 9 ft minimum fall clearance for this dual-brake SRL.
Like any device in the fall protection category, this is a buyer-intent item to pair with the rest of a system. Match it with a compatible full body harness and a rated overhead anchor point, and confirm the ANSI class and worker-capacity range on Guardian's datasheet. This is an overhead self-retracting lifeline that is not leading-edge rated, so do not run the cable over a sharp or leading edge. Any SRL that has arrested a fall must be removed from service. Buyers cross-reference this self-retracting lifeline, the Guardian Halo Big Block SRL, against shorter, web, and edge-rated options before ordering.
What This Big Block Cable SRL Is Built For
| Use case | Fit | Buyer guidance |
|---|---|---|
| Wide overhead-anchored work zones | Purpose-built | 65 ft of galvanized cable gives a large working radius from a single overhead anchor. |
| Abrasive / outdoor environments | Strong | Galvanized cable plus corrosion-resistant hardware resist wear and weather better than web. |
| Fixed overhead-mount installations | Good | At 21.6 lb it is a mount-overhead unit rather than a personal SRL carried on the worker. |
| Leading-edge / foot-level work | Not this model | Not leading-edge rated (no integral shock absorber); use a Halo Cable SRL-LE for edge work. |
| Reuse after a fall event | Not suitable | OSHA requires any fall-arrest component subjected to impact loading be removed from service. |
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 self-retracting lifeline or shock-absorbing lanyard and an anchorage rated 5,000 lb per worker (or engineered to a 2:1 safety factor). Match the SRL to the anchorage location and edge exposure β this device is built for overhead anchorage and is not leading-edge rated, so anchor overhead and keep the cable off sharp edges; calculate fall clearance 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 self-retracting lifelines.
Pros & Cons
- 65 ft of galvanized steel cable for a wide overhead working radius
- Aluminum housing with corrosion-resistant stainless-steel and aluminum components
- Dual braking mechanism locks within about two feet of a detected fall
- Swivel top, swivel hook, and connecting carabiner included
- 900 lb average arresting force; 54-inch max arresting distance listed
- Not leading-edge rated β use a Halo Cable SRL-LE for sharp-edge or foot-level work
- SRL only; the full body harness and anchorage are sold separately
- At 21.6 lb it is a mount-overhead unit, not a personal carry SRL
- Worker capacity and exact ANSI class are not in the title β confirm on Guardian's datasheet
How It Compares
This 65 ft galvanized-cable Big Block is the long-reach overhead unit in the Halo line. Weigh it against the alternatives before ordering:
| Model | Lifeline | Edge rating | Best for |
|---|---|---|---|
| 10918 Big Block (this page) | 65 ft galvanized cable | Overhead only | Wide overhead-anchored work zones |
| Halo Web SRL (e.g. 10900) | 11 ft web | Overhead only | Lightweight personal fall arrest |
| Halo Cable SRL-LE | Cable, edge-rated | Leading edge | Sharp-edge or foot-level anchorage |
Choose the 10918 Big Block for long overhead reach, the Halo Web for a light personal SRL, or the Cable SRL-LE for leading-edge work. Whichever you pick, complete the system with a full body harness from the fall protection range.
Specifications
| Brand | Guardian Fall Protection |
| Model / Part Number | 10918 (Halo Big Block Cable SRL) |
| Type | Self-Retracting Lifeline (fall arrest connecting device) |
| Length / Lifeline | 65 ft galvanized steel cable |
| Housing / Weight | Aluminum with corrosion-resistant stainless-steel components; 21.6 lb |
| Braking / Connectors | Dual brake (locks within ~2 ft); swivel top + swivel hook + connecting carabiner |
| Performance / Rating | 900 lb avg arresting force; 54 in max arrest; 9 ft min fall clearance; not leading-edge rated; class/capacity per Guardian datasheet |
Related Guides
best self-retracting lifelines, fall protection equipment guide, best safety harness, best fall protection kits, best fall protection lanyards.
Related Resources
fall protection self retracting lifelines full body harnesses anchor points
Frequently Asked Questions
What length and lifeline does the Guardian 10918 Halo Big Block use?
It is a 65 ft self-retracting lifeline on galvanized steel cable, not web. The long galvanized cable suits a wide overhead working radius in abrasive or outdoor conditions. Guardian offers shorter Halo units and a web version as separate part numbers.
What is the housing made of and how much does it weigh?
The unit uses an aluminum housing with corrosion-resistant stainless-steel and aluminum components, and it weighs 21.6 lb. It is a heavy-duty overhead SRL rather than a compact personal unit, so it is typically anchored overhead rather than carried on the worker.
How does the braking system work?
The Big Block uses a dual braking mechanism that locks within about two feet of a detected fall. Guardian lists a 900 lb average arresting force and a 54-inch maximum arresting distance. Always calculate required fall clearance for your anchorage height before use.
What minimum fall clearance does it need?
Guardian lists a 9 ft minimum fall clearance for this unit. Required clearance depends on your anchorage height, the arresting distance, and worker height, so verify total clearance below the work surface using Guardian's fall-clearance guidance before every use.
Can I use the 10918 over a leading edge or at foot level?
No. Guardian states the Big Block is not rated for leading-edge use because it lacks an integral shock absorber. Use it only for overhead anchorage. For sharp-edge or foot-level anchorage, use Guardian's Halo Cable SRL-LE or another edge-rated SRL. Browse our self-retracting lifelines for edge-rated options.
What connectors come on the 10918?
It includes a swivel top connection, a swivel hook, and a connecting carabiner. The swivel top and hook reduce cable twist and snagging as the worker moves. Confirm the hook and carabiner match your harness dorsal D-ring and anchorage hardware before ordering.
What worker weight capacity does it support?
The rated worker capacity is not stated in the product title, so we do not publish a figure we cannot verify for this SKU. Check Guardian's datasheet for the capacity range and confirm your combined worker-plus-tools weight falls within it before use.
What ANSI class is the Big Block SRL?
Guardian markets the Halo cable line for overhead anchorage, and this unit is not leading-edge rated. Because the specific ANSI class is not stated in the product title, we do not publish a class we cannot verify for this SKU. Confirm the current class on Guardian's datasheet.
Does this SRL include a harness?
No. It is the self-retracting lifeline only. OSHA requires a complete personal fall-arrest system, so you also need a compliant full body harness and a rated overhead anchorage. The SRL links the harness back D-ring to the anchor point.
Is a body belt allowed with this SRL?
No. OSHA 1926.502 and 1910.140 require a full body harness for fall arrest; body belts are prohibited for arresting a fall. Connect the SRL to the dorsal D-ring of a full body harness. See our fall protection range to complete the system.
What kind of anchorage does it need?
Per OSHA, the anchorage for a personal fall-arrest system must support the loads required by the standard, commonly cited as 5,000 lb per attached worker unless engineered by a qualified person to a 2:1 safety factor. Anchor overhead per Guardian's instructions and never tie off to an unrated point.
How should I inspect the Guardian 10918 before use?
Before each use, check the galvanized cable for kinks, broken wires, or corrosion; verify the cable pays out and retracts smoothly and that the brake locks when pulled sharply; inspect the swivel top, swivel hook, and carabiner; and check the aluminum housing for cracks. Remove it from service if any component fails inspection and follow Guardian's guidance.
Written by Steven Eaton, WC Safety Editorial. Specifications sourced from Guardian Fall Protection published data. Compare the range in self-retracting lifelines.
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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