Allen Bradley
Allen Bradley 440R-H23178 Safety Switch
Allen Bradley 440R-H23178 Safety Switch
● In Stock
12-Mo Warranty
Same-Day Dispatch
Ships Worldwide
🎖 Veteran-Owned
In Stock — Ready to Ship
Get a price for 440R-H23178
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
Robust design
Reliable guard monitoring
Tamper-resistant
Multiple contact options
High durability
Product description
The Allen Bradley 440R-H23178 is a safety switch designed to monitor the position of guards and doors on industrial machinery. Part of the Guardmaster 440R series, it ensures that hazardous operations are halted when guards are opened.
This safety switch is commonly used in applications such as on fence-mounted guards, access doors to dangerous areas, and safety interlocks on equipment like CNC machines, presses, and robotics.
Stanlo Automation, a veteran-owned surplus parts distributor, offers the Allen Bradley 440R-H23178. We provide reliable and cost-effective solutions for your industrial automation needs.
Technical specifications
| Series | Guardmaster 440R |
| Type | Safety Interlock Switch |
| Actuator | Standard |
| Contact Configuration | 2NC/1NO |
| Voltage | 230V AC |
| IP Rating | IP67 |
Common applications
Machine guarding
Enclosure doors
Access control
Industrial safety
Manufacturing equipment
Compatible systems
Allen Bradley Guardmaster 440R safety relays
PLC systems requiring feedback on guard status
Also known as
Guardmaster 440R-H23178
Allen Bradley Safety Interlock
Replaces / compatible with
This safety switch is designed for integration with Allen Bradley safety relays and control systems. Consult the product datasheet for specific compatibility details.
Technical note
Expert tip
Ensure the actuator is correctly aligned and the guard is properly closed to achieve reliable detection and safety interlock.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 are the typical applications for the Allen Bradley 440R-H23178 safety switch?
The 440R-H23178 is typically used for monitoring hinged or sliding guards on industrial machinery. It ensures that equipment cannot operate if a guard is not securely in place.