Description
AB Safety Interlock Switch 440G-TZS21UTRH – Secure Access
High-reliability safety interlock switch for secure machine access control
| Brand | Allen-Bradley |
| Model | 440G-TZS21UTRH |
| Voltage | 24V DC |
| Country of Origin | United States |
| Weight | 0.8 kg |
| Dimensions | 120 x 60 x 40 mm |
| Warranty | 2 years |
| Certifications | CE, UL, RoHS |
| SKU / MPN | 440G-TZS21UTRH |
| What’s in the box | Safety interlock switch, mounting bracket, instruction manual |
| Switching Capacity | 5A, 250V AC |
| Operating Temperature | -20 to +70°C |
| Protection Class | IP67 |
| Contact Configuration | 2NO + 2NC |
| Actuation Force | 5N |
| Cable Entry | M20 |
Key benefits: Robust design ensures reliable operation in harsh environments, reduces downtime with quick-response switching
Typical applications: Machine guarding, robotic workcells, automated assembly lines
Order number: AB Safety Interlock Switch 440G-TZS21UTRH – Secure Access
Lifecycle: Active
Documentation: Online PDF
Our Advantages
Exact match for many brands
We make replacements easy with an exact match for almost any brand.
We use OEM catalogs to match your part number
Don't worry about ordering the wrong part by matching your part number with our OEM catalogs.
Competitively priced
Shop with confidence knowing we are offering very competitive pricing!
Orders usually ship the same day
Rest assured your order will arrive as soon as possible knowing we usually ship the same day.
Individually inspected
Before any package is shipped we carefully inspect every product to ensure quality.
Guaranteed for one full year
All of our New Surplus and Reconditioned products come with a 1 year warranty.
Run Business
Building a reputation for quality products at a reasonable price. Our inventory is far more extensive than what can be represented on our web site, so please call one of our knowledgeable salesmen with your specific needs.





User_2882 (verified owner) –
This product exceeded my expectations, thanks!