Honeywell Safety interlock limit switch

- Brand: Honeywell
- Model: GKRA40F1C2
- Type: Safety interlock limit switch (MICRO SWITCH™ GKR series, electromechanical with solenoid locking for guard door monitoring)
- All Tech Specs:
  - Material: Zinc die-cast metal housing; stainless steel actuator for corrosion resistance
  - Voltage: 24 VDC (solenoid actuation)
  - Current: 0.2 A (solenoid inrush); 0.1 A (holding)
  - Contacts: 2NC/1NO (positive opening safety contacts)
  - Actuation: Solenoid locking (holds door closed when energized; unlocked when de-energized)
  - LED Indicators: Yes (red/green for lock status and power)
  - Actuator Type: Key-operated (rectangular head, rotatable in 90° increments)
  - Operating Force: 20 N (pretravel); 5 N (overtravel)
  - Release Type: Emergency release (tool-operated)
  - Safety Rating: Category 4 per EN ISO 13849-1; PL e; SIL 3 per IEC 61508
  - Operating Temperature Range: -25°C to +75°C (-13°F to +167°F)
  - Protection Rating: IP67 (dust-tight, water-resistant)
  - Mechanical Life: 1 million cycles
  - Electrical Life: 500,000 cycles
  - Connection: M23 connector (pre-wired or plug variant)
  - Standards: EN ISO 14119; IEC 60947-5-1
  - Certification: CE marked; RoHS compliant; cULus listed
  - Features: Guard locking with monitoring; tamper-resistant; suitable for safety doors/gates in industrial automation
- Dimension: 30 mm width x 120 mm height x 30 mm depth (1.18 in x 4.72 in x 1.18 in)
- Weight: 0.45 kg (0.99 lbs)
- Country of Origin: Mexico
- HS Code: 8536.50 (electrical switches, including limit switches)