The 3M DBI-SALA® Nano-Lok™ Personal Self-Retracting Lifeline (SRL) is engineered to prioritize worker comfort and safety through a compact, lightweight personal fall protection solution. Designed for close-to-body connection, this single-leg SRL delivers reliable fall arrest performance while supporting mobility from overhead anchor points.

Key Features

Quick-activating speed-sensing brake system: Rapidly engages to arrest a fall
High-capacity external energy absorber: Helps manage and reduce fall arrest forces
Impact indicator: Provides visual confirmation after a fall event
Compact and lightweight design: Minimizes bulk and user fatigue
Durable thermoplastic housing: Built for demanding jobsite conditions
RFID equipped: Compatible with inventory management systems

Intended Use

This personal self-retracting lifeline is intended for overhead fall arrest applications where close-range connection, frequent movement, and rapid fall locking are required.

Construction and general industry
Maintenance and shutdown operations
Utility and infrastructure work
Elevated platforms and access systems
Tasks requiring repeated repositioning

Product Specifications

Device type: Personal self-retracting lifeline
Configuration: Single-leg
Mounting type: Overhead anchor point
Lifeline length: 6 ft
Lifeline material: Web (dynema polyester)
Housing material: Nylon thermoplastic
Anchorage connection: Swiveling anchorage loop with zinc-plated steel carabiner
Lifeline hook material: Zinc-plated steel
Energy management: External energy absorber

Weight capacity:

OSHA: 420 lb (190 kg)
CSA: 310 lb (140 kg)

Lifeline Hook Configuration by Product Number

3101221 (7012818594): Double-locking swiveling snap hook – 9502195
3101245 (7012818604): Double-locking snap hook – 9502116

Certifications and Compliance

CSA Z259.2.2-17: Class SRL
OSHA