Allen-Bradley 440R-N23135 Guardmaster
Allen-Bradley 440R-N23135 Guardmaster. NJT Automation sources the 440R-N23135 on request; send the part number for a replacement or repair quote.
Quote required. Request a quote below for pricing and delivery.

Actual NJT inventory photos
| Part Number | 440R-N23135 |
| Price | On Request Previously sold for $157.99 USDAvailability and condition determine final quote. |
| Description | Allen-Bradley 440R-N23135 Guardmaster. Minotaur, MSR127RP, 24V Ac/dc, 3 No + 1 Nc, 22.5MM. |
| Shipping | UPS Ground included | Next-Day Air and Worldwide Shipping available at checkout |
| Warranty | 1-year full-function warranty provided by NJT Automation. Warranty details
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| Returns | 90-day free returns. View return policy |
| Exchange | Send us your defective 440R-N23135 after your purchase for a 10% core credit. We also purchase old or damaged parts outright. |
| Availability | Sourced on request We do not have a 440R-N23135 on the shelf right now. We can source one through our supplier network; request a quote and we confirm availability, price and lead time before you commit. | ||
| Sourcing | Sourced through our Level 1 network of vetted US suppliers. Each unit is checked before it ships and carries the same NJT warranty and return policy as our own stock. Quotes within one hour during business hours; typical delivery 3–5 business days, next-day air available. Sourced parts are not available for local pickup. | ||
Series & Revisions | No series in stock today; request a series above. | ||
Intended Use | Intended for machine safety circuit applications. Guardmaster safety relays monitor e-stops, guard-door switches, light curtains and two-hand controls and drop out the machine's safety outputs, on presses, conveyors, robot cells and packaging equipment up to PLe / SIL 3 depending on model. | ||
Physical Data | Weight and DimensionsBox8 × 6 × 4 in.
Shipping box and weight are recorded from previous shipments of this catalog number and are provided for freight planning. | ||
Allen Bradley Information | Allen Bradley Guardmaster Safety Relay 440R-N23135 features dual-channel operation, automatic/manual reset, and LED indicators for status monitoring. Technical SpecificationsLifecycle status
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| Category | Guardmaster | ||
| Part Number | 440R-N23135 | ||
| Manufacturer | Allen-Bradley | ||
Previously sold 440R-N23135
1 soldNJT Automation has supplied and shipped one 440R-N23135 Guardmaster in 2025; request a quote and we will source another from our supplier network.
- Sold
- 1 in 2025
- Series
- C × 1
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