The 3M DBI-SALA® Sealed-Blok™ Self-Retracting Lifeline with RSQ™ Dual-Mode is engineered to support advanced fall protection and rescue operations from overhead anchor points. Combining fall arrest and controlled descent into a single system, this SRL provides dependable protection while enabling rapid response during emergency situations without requiring additional rescue equipment.

Key Features

RSQ™ Dual-Mode rescue operation: Allows selection between fall arrest mode and automatic descent mode
Quick-activating speed-sensing locking system: Rapidly engages to stop a fall
Integrated fall arrest energy dissipation: Helps limit arrest forces to safe levels
Automatic descent capability: Enables controlled lowering for self-rescue or assisted rescue
FAST-LINE field-replaceable lifeline: Simplifies maintenance and extends service life

Intended Use

This self-retracting lifeline is intended for fall arrest and retrieval applications where overhead anchorage is used and controlled descent or assisted rescue may be required.

Confined space entry and rescue
Industrial maintenance and shutdowns
Utility and infrastructure work
Construction environments
Elevated work requiring rescue capability

Product Specifications

Device type: Self-retracting lifeline
Rescue operation: RSQ™ Dual-Mode (fall arrest / automatic descent)
Housing material: Aluminum
Lifeline material: Galvanized steel cable
User connection: Zinc-plated steel swiveling self-locking snap hook with impact indicator
Mounting type: Overhead anchor point
Lifeline system: FAST-LINE field-replaceable lifeline
Included components: Anchorage sling, 2 carabiners
Rated capacity:
CSA: 310 lb (140 kg)
OSHA: 420 lb (190 kg)

Certifications and Compliance

ANSI Z359.4
ANSI Z359.14
CSA Z259.2.2-17: SRL
OSHA