440N-Z21U17B
440N-Z21U17B
*Image shown is a representation only. Actual product may vary
Specifications
- Part No. 440N-Z21U17B
- Category Safety Systems
- Category Safety Pull Switch
- Weight 0.23 kgs
Product Information
Description:
-
440NZ21U17B
-
NON CONTACT SWITCH
-
SENSAGUARD
-
NO SPECIAL FEATURES
-
2 N.C. SAFETY
-
1 N.O AUX
-
SOLID STATE CONTACTS
-
18MM TARGET
-
UNIQUE CODE
-
PVC CABLE 10M
-
STAINLESS STEEL 18MM BARREL
-
FACTORY WARRANTY DOES NOT APPLY. RADWELL 2-YEAR WARRANTY INCLUDED
Last Value Update: 02/02/2026
Manufactured by
ALLEN BRADLEY
GUARDMASTER LTD
440N-Z21U17B
2-Year Radwell Warranty
Manufactured by
ALLEN BRADLEY
GUARDMASTER LTD
Change Location
Specifications
- Part No. 440N-Z21U17B
- Category Safety Systems
- Category Safety Pull Switch
- Weight 0.23 kgs
Product Information
Description:
-
440NZ21U17B
-
NON CONTACT SWITCH
-
SENSAGUARD
-
NO SPECIAL FEATURES
-
2 N.C. SAFETY
-
1 N.O AUX
-
SOLID STATE CONTACTS
-
18MM TARGET
-
UNIQUE CODE
-
PVC CABLE 10M
-
STAINLESS STEEL 18MM BARREL
-
FACTORY WARRANTY DOES NOT APPLY. RADWELL 2-YEAR WARRANTY INCLUDED
Last Value Update: 02/02/2026
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Product Conditions Described
RPMFN1
Radwell Preferred Manufacturer Factory New Level 1
- Radwell is an authorised distributor for these Manufacturers;
- Radwell sources these products direct from the Manufacturer;
- The products are Factory New in Box products;
- Radwell's QA department recommends this product due to its superior quality and product offering;
- Radwell provides engineering services for customers looking to upgrade or replace unsatisfactory parts with these direct lines;
- Ships same day if in stock and ordered by 3:00 p.m. EST. Otherwise, Manufacturer lead times may apply;
- The Manufacturer's original warranty will apply.
RISCN1
Radwell Independent Supply Chain New Level 1
- Radwell is not an authorised distributor or an affiliate of the Manufacturer of RISCN1 products;
- Radwell sources these products through independent channels including resellers, the original manufacturer (not as an authorised distributor), and online marketplaces, allowing Radwell to obtain competitive buying rates;
- The products are genuine, new in box, and unused;
- The products may vary as to country of origin, accessories and other items included with the product, the language used on the packaging, parts and instructions, and the contents of any printed material;
- For quality assurance purposes, some products may not have a factory seal. This denotes that the product was inspected to ensure quality and authenticity;
- Radwell's engineering team does not make any recommendations regarding this product;
- Radwell's engineering team offers services to upgrade or replace RISCN1 products to RPMFN1 lines;
- Ships same day if in stock and ordered by 3:00 p.m. EST. Otherwise Supply Chain lead times apply;
- All RISCN1 items purchased from Radwell International are covered by Radwell's industry-leading Radwell Quality Assurance ("RQA") 2-Year Warranty. Because Radwell is not an authorised distributor of RISCN1 products, the Original Manufacturer's warranty may not apply.
SOP
Surplus Original Packaging product is product that has never been used and sourced through a surplus supplier
- Never used in a production environment, but may have been powered on for testing.
- No visible signs of handling, use or damage
- Has original packaging if applicable
- May or may not have original manufacturers' seal on box
- Comes with Radwell standard 2-year warranty. Original manufacturer warranty may not apply.
- Includes all hardware and accessories that come with factory new version of product
- May or may not include instructions that come with factory new version of product
- Product may be older date codes or series than that available direct from the factory or authorised dealers;
- The products may vary as to country of origin and the language used on the packaging
- Product packaging may show shelf wear
SAP
Surplus Alternate Packaging product is product that has never been used and sourced through a surplus supplier
- Never used in a production environment, but may have been powered on for testing.
- Product may have light superficial signs of handling, but no signs of use or damage
- May or may not have original packaging. If original packaging is unavailable product will generally be packaged in aftermarket or Radwell branded packaging
- May be missing hardware, accessories, or instructions that come with factory new version of product
- Comes with Radwell standard 2-year warranty. Original manufacturer warranty may not apply.
- Product may be older date codes or series than that available direct from the factory or authorised dealers
- The products may vary as to country of origin and the language used on the packaging
- Product may have any writing on the box that didn't come from OEM
REM
Refurbished product is product that has been previously used, or is unused but has cosmetic defects that would prevent it from being classified as Surplus Alternate Packaging or Surplus Original Packaging.
- May have been used in a production environment
- May or may not include original packaging, or original packaging may have shelf wear (in which case product may be repackaged in aftermarket or Radwell branded packaging)
- Comes with Radwell standard 2-year warranty. Original manufacturer warranty may not apply.
- May be missing hardware, accessories, or instructions that come with factory new version of product
Note
Regarding Rockwell Allen Bradley Products
Rockwell Disclaimer: The product is used surplus. Radwell is not an authorised surplus dealer or affiliate for the Manufacturer of this product. The product may have older date codes or be an older series than that available direct from the factory or authorised dealers. Because Radwell is not an authorised distributor of this product, the Original Manufacturer’s warranty does not apply. While many Allen-Bradley PLC products will have firmware already installed, Radwell makes no representation as to whether a PLC product will or will not have firmware and, if it does have firmware, whether the firmware is the revision level that you need for your application. Radwell also makes no representations as to your ability or right to download or otherwise obtain firmware for the product from Rockwell, its distributors, or any other source. Radwell also makes no representations as to your right to install any such firmware on the product. Radwell will not obtain or supply firmware on your behalf. It is your obligation to comply with the terms of any End-User License Agreement or similar document related to obtaining or installing firmware.
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Price Guarantee
Radwell will beat any competitor's written repair rate by 10%.
A valid written repair rate from a valid competitor must be provided to confirm the price.
We may call the competitor or check their website to verify the lower price, repairability, and testability of the item.
We may call the competitor or check their website to verify the lower price, repairability, and testability of the item.
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Original Packaging
Radwell Packaging
Refurbished
Surplus Original Packaging
SOP
Surplus Original Packaging product is product sourced through a surplus supplier
- The Product is used surplus. Product may have been powered on for testing.
- No visible signs of handling, use or damage.
- Has original packaging if applicable.
- May or may not have original manufacturers' seal on box
- Comes with Radwell standard 2-year warranty. Original manufacturer warranty does not apply.
- Includes all hardware and accessories that come with factory new version of product.
- May or may not include instructions that come with factory new version of product.
- Product may have older date codes or be an older series than that available direct from the factory or authorised dealers.
- The product may vary as to country of origin and the language used on the packaging.
- Product packaging may show shelf wear.
Surplus Alternate Packaging
SAP
Surplus Alternate Packaging product is product sourced through a surplus supplier
- The product is used surplus. Product may have been powered on for testing.
- Product may have light superficial signs of handling, but no signs of damage.
- May or may not have original packaging. If original packaging is unavailable product will generally be packaged in aftermarket or Radwell branded packaging.
- May be missing hardware, accessories, or instructions that come with the factory new version of the product.
- Comes with Radwell standard 2-year warranty. Original manufacturer warranty does not apply.
- Product may have older date codes or be an older series than that available direct from the factory or authorised dealers.
- The product may vary as to country of origin and the language used on the packaging.
- Product may have writing on the box that did not come from the OEM.
Used, Repaired & Tested
REM
Refurbished product has been previously used, or has cosmetic defects that would prevent it from being classified as Surplus Alternate Packaging or Surplus Original Packaging.
- The product is used surplus. Product may have been used in a production environment.
- May or may not include original packaging, or original packaging may have shelf wear (in which case product may be repackaged in aftermarket or Radwell branded packaging).
- Comes with Radwell standard 2-year warranty. Original manufacturer warranty does not apply.
- May be missing hardware, accessories, or instructions that come with the factory new version of the product.
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Substitute Options
For the product:
440N-Z21U17B
Manufactured by ALLEN BRADLEY
Ship to:
United Kingdom, ST5 9QZ
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