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440R-B23020 Safety Relay by Allen-Bradley – Secure Operations
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Allen-Bradley Safety Relay 440R-B23020 for Machine Safety
High-reliability safety relay for critical machine guarding applications, compliant with global safety standards.
| Brand | Allen-Bradley |
| Model | 440R-B23020 |
| Voltage | 24V DC |
| Country of Origin | USA |
| Weight | 0.5 kg |
| Dimensions | 90 x 22.5 x 115 mm |
| Warranty | 2 years |
| Certifications | CE, UL, T V, SIL 3, ISO 13849-1 |
| SKU / MPN | 440R-B23020 |
| What’s in the box | 1x Safety Relay, 1x Terminal Block, 1x Manual |
| Safety Category | SIL 3 / PL e |
| Number of Safety Contacts | 3 N.O. + 1 N.C. |
| Response Time | < 20 ms |
| Operating Temperature | -20°C to +60°C |
| Protection Rating | IP20 |
| Terminal Type | Screw-type, removable |
Key benefits: Fast response, redundant safety circuits, easy integration with PLCs, compact DIN-rail mount.
Typical applications: Machine safety circuits, emergency stop systems, light curtains, safety gates.
Order number: Allen-Bradley Safety Relay 440R-B23020 for Machine Safety
Lifecycle: Active
1 review for 440R-B23020 Safety Relay by Allen-Bradley – Secure Operations
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Patricia E. –
Good transaction! The item arrived well-protected. Tested under load, no issues.