Model Number Explanation

05701: System 57 / 5701 series (gas detection system)

A: Standard assembly

0550: Key kit / extraction tool set

Technical Specifications

Components:

1 × plastic extraction tool (for card removal slot)

2 × rack door keys (keyed alike)

Material: High‑impact plastic + steel key blanks

Compatibility: All System 57 (5701/5704) 19” subracks & control cards

Weight: ~0.1 kg

Form Factor: Small handheld tool kit

Key Features

Hot‑swap safe: Dedicated tool avoids damaging card/backplane during removal

Rack access: Keys for front door of System 57 cabinets

Essential spare: Supplied with every new rack; required for maintenance

Compact: Easy storage in control room toolboxes

Applications

System Role: Maintenance accessory for System 57 gas/fire detection racks

Use Cases:

Removing/replacing single‑channel control cards (0351, 0361, 0511, etc.)

Unlocking rack doors for wiring or inspection

Routine maintenance and troubleshooting

Compatibility

Systems: Honeywell System 57 (5701 gas detection, 5704 fire detection)

Cards: All 3U × 1” wide hot‑swap control cards in System 57 racks

Replacement: Direct replacement for lost/damaged original tool kits

Important Note

This is not a control or I/O card—it is a mechanical tool kit. Do not confuse with 05701-A-03xx/05xx series electronic cards.