4Boats
Sigma 170N Automatic Lifejacket with D-ring & Crotch Strap ISO Black 72081
Sigma 170N Automatic Lifejacket with D-ring & Crotch Strap ISO Black 72081
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Sigma 170N Automatic Lifejacket [72081]
ISO 12402-3 Certified Premium Safety Gear
The Sigma 170N Automatic Lifejacket is an ultra-reliable, lightweight safety solution designed for both coastal and offshore yachting. Engineered for maximum comfort without compromising safety, this lifejacket features a streamlined design that allows for full range of motion while working or relaxing on deck. The automatic inflation system activates within seconds of water immersion, providing 170 Newtons of buoyancy to keep the wearer in a safe, face-up position.
Key Features
- ✔ Dual Activation: Automatic and Manual firing options
- ✔ Integrated Harness: Heavy-duty Stainless Steel D-ring
- ✔ Safety First: Includes crotch strap and whistle
- ✔ Status Window: Transparent area for easy inflator inspection
- ✔ SOLAS Tapes: High-visibility retro-reflective tape
Technical Specs
| Buoyancy | 170 Newtons |
| Certification | ISO 12402-3 |
| CO2 Cylinder | 33g |
| Color | Black |
| Outer Cover | Heavy-Duty Nylon |
| Harness | ISO 12401 Compliant |
Compatibility / Fitment Guide
| Requirement | Specification | Application |
|---|---|---|
| User Weight | > 40 kg (88 lbs) | Adult |
| Chest Size | 70 cm to 150 cm | Universal Adjustable |
| Environment | Offshore / Coastal | Sailing & Motorboating |
OEM Cross Reference
| Manufacturer | Reference Number |
|---|---|
| Lalizas (Primary) | 72081 |
| Lalizas (Red Alt) | 71094 |
| Alpha Series Equiv. | 71098 |
Questions & Answers
Is this a genuine original part?
This is a premium quality replacement part from 4Boats, manufactured to meet or exceed original equipment (OE) standards for safety and performance.
How do I know if it is compatible?
This is a universal adult lifejacket suitable for any person over 40kg with a chest measurement between 70cm and 150cm. It is ideal for coastal and offshore sailing.
What maintenance is required for this lifejacket?
The lifejacket should be inspected annually. If activated, the 33g CO2 cylinder and the automatic firing pill must be replaced using a standard 170N re-arming kit.
Note: Please verify your safety requirements against the technical specifications above before purchasing. Domain: 4boats.co.uk
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