Overview
The Allen-Bradley 100S-C23EJ23C safety contactor is a rugged IEC-compliant device designed for safe isolation of hazardous electrical loads in modern industrial machinery. Part of Rockwell Automation’s proven 100S/104S safety contactor family, this unit features mechanically linked, or mirror, contact technology that provides reliable feedback confirmation up to 750A—critical for safety-critical motion control circuits and emergency shutdown systems.
Key Features
- Mirror contact technology for feedback verification in safety loops
- 24VDC electronic coil with integral suppression diode for solid-state switching compatibility
- 2 Normally Open + 3 Normally Closed auxiliary contacts; 3 main power poles
- IP2X enclosure rating; screw terminal connections for field wiring
- DIN rail and panel-mount compatible
- Meets C-TICK, CCC, and KC safety certifications
Technical Specifications
- Main Contact Rating: 23A at 690V AC
- Coil Voltage: 24VDC (electronic, with diode)
- Contact Configuration: 2NO (main poles) + 3NC (auxiliary)
- Number of Poles: 3
- Auxiliary Contacts: 5 total (2NO + 3NC, gold-plated bifurcated)
- Operating Temperature: -25°C to +60°C
- Dimensions: 81 mm (L) × 45 mm (W) × 125.5 mm (D)
- Weight: 1.06 lbs (0.48 kg)
- Terminal Type: Screw, line-side coil termination
- Certifications: C-TICK, CCC, KC
Typical Applications
The 100S-C23EJ23C is ideal for:
- Safety-rated motor control in packaging, automotive assembly, and material handling equipment
- Emergency stop circuits and hazardous motion shutdown systems
- Machinery safety interlocks requiring mirror-contact feedback confirmation
- OEM control panel integration with solid-state controllers and PLCs
- 24VDC-based safety automation in industrial facilities
Compatibility & Replacements
The 100S-C23EJ23C is directly compatible with Rockwell Automation safety control architecture and integrates seamlessly with Studio 5000 Logix Designer software for safety-rated logic design. This contactor pairs well with 24VDC safety relays, emergency stop modules, and hardwired safety interlocks in legacy and modern systems. For systems requiring lower current ratings, the 100S-C12EJ23C (12A version) is a pin-compatible alternative. Part number 100S-C23EJ23C is the standard 24VDC variant; consult technical documentation for alternate coil voltages or contact configurations.










