# Allen-Bradley 440R-H23177 MSR211P GuardMaster Safety Relay 24V DC, 2 Safety Inputs, 2 NO Safety Outputs, 8 A, PLe Cat 4, SIL 3 - MROSupply.com

***Allen-Bradley 440R-H23177 MSR211P GuardMaster safety relay, 24V DC, 2 safety inputs, 2 normally open safety outputs rated 8 A, manual reset. Bulletin 440R series relay designed for safety applications requiring Category 4, Performance Level e (PLe) per ISO 13849-1 and Safety Integrity Level 3 (SIL 3) per IEC 62061.***



## Product details:

- Catalog number: 440R-H23177
- SKU: 5699917
- Obsolete: Item no longer available through MROSupply.com
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [Allen Bradley](https://www.mrosupply.com/brands/allen-bradley/)
- Category: 
    - [Contactor Parts & Accessories](htts://www.mrosupply.com/electrical/starters-and-contactors/contactor-parts-accessories/)
    - [Starters and Contactors](htts://www.mrosupply.com/electrical/starters-and-contactors/)
    - [Electrical](htts://www.mrosupply.com/electrical/)
- Unit of measure: each
- Weight: 0.001 lb
- Returns: Yes


## Product images:
- https://static.mrosupply.com/images/noimage.webp


## Product documents / software:

- [440R-H23177 Application Techniques](https://documents.mrosupply.com/product_documents/56/99/5699917/safety-at003_-en-p_9btsxap.pdf)

## Product's reviews:
- Perfect - Excellent transaction, will buy from again, the website and checking out process was "Perfect".
- Fast delivery! - I was in a pinch with a project dateline around the corner. MRO was able to get me what I needed before the due date!
Saved by MRO!
- Exellant - same as described, delivered on time.
thank you
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