Allen Bradley
Allen Bradley 440G-LZS21SPRA Power to Release Guardlock Switch
Allen Bradley 440G-LZS21SPRA Power to Release Guardlock Switch
● In Stock
12-Mo Warranty
Same-Day Dispatch
Ships Worldwide
🎖 Veteran-Owned
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Get a price for 440G-LZS21SPRA
Response within 1 business hour
12-month warranty
All units tested
Same-day dispatch
Order by 2pm CST
Worldwide delivery
US, EU, Asia, Middle East
Veteran-owned
CAGE: 9NK75
Power to Release Functionality
3m Lead Connection
2 NC Safety Contacts
1 NO Auxiliary Contact
Solid State Outputs
Safety Certified
Product description
The Allen-Bradley 440G-LZS21SPRA is a 'Power to Release' guard locking switch designed for personnel safety applications. It features 2 NC safety contacts and 1 NO auxiliary lock contact, with solid-state outputs for reliable monitoring. The switch is equipped with a 3-meter lead for connection.
This model prioritizes personnel safety by ensuring the guard can be opened when power is applied. Its durable construction and compliance with safety standards make it suitable for various industrial safety systems.
Stanlo Automation, a veteran-owned surplus parts distributor, offers the Allen-Bradley 440G-LZS21SPRA. Trust us for your automation safety needs, delivering quality and value.
Technical specifications
| Contact Configuration | 2 NC Safety, 1 NO Lock Aux |
| Connection Type | 3m Lead |
| Function | Power to Release |
| Voltage | 24V DC |
| Housing Material | Plastic |
| IP Rating | IP67 |
Common applications
Personnel Safety
Machine Guarding
Industrial Safety
Hazardous Area Control
Automation Systems
Compatible systems
Allen-Bradley Safety Relays
Guardmaster Control Modules
440G-LZ Series Actuators
Also known as
Allen-Bradley Guardmaster 440G-LZS21SPRA
440G-LZ Power to Release Switch
Rockwell Automation 440G-LZS21SPRA
Replaces / compatible with
Designed for integration with the 440G-LZ series actuators and safety control systems to ensure safe access to machinery.
Technical note
Expert tip
The 3m lead provides a good balance for connecting the switch to safety controllers or relays in standard machine guarding applications.What happens next?
1
Email confirmation
Immediate receipt acknowledgment sent to you
2
Account manager assigned
Confirms your part's spec and condition
3
Your quote delivered
Tailored to your specific requirements
Frequently asked questions
What safety standards does the 440G-LZS21SPRA guard locking switch comply with?
The 440G-LZ series, including the 440G-LZS21SPRA, is certified to PLe to ISO 13849-1 and can be used in applications up to SIL 3 systems according to IEC 62061 and IEC 61508, offering a high level of functional safety.