Home › Manufacturers › Allen Bradley › 440N-Z21S17H

Allen Bradley

Allen Bradley 440N-Z21S17H GuardMaster Safety Switch

Allen Bradley 440N-Z21S17H GuardMaster safety switch.

● In Stock 12-Mo Warranty Same-Day Dispatch Ships Worldwide 🎖 Veteran-Owned

In Stock — Ready to Ship

ManufacturerAllen Bradley

Part number440N-Z21S17H

Part Number 440N-Z21S17H

Manufacturer Allen Bradley

Series GuardMaster

Contact Type Z-S17H

Get a price for 440N-Z21S17H

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

Secure safety interlock Z-S17H contact 18mm sensor head GuardMaster series Robust design for industrial environments

Product description

The Allen Bradley 440N-Z21S17H is a GuardMaster safety switch featuring a Z-S17H contact and an 18mm sensor head. This switch is engineered to provide a high level of machine safety by reliably interlocking guards and preventing machine operation when access points are compromised.

This safety switch is integral to safety systems in manufacturing plants, automation cells, and industrial machinery applications. It is commonly used on robotic enclosures, safety gates, and access doors where ensuring operator safety is a primary concern.

Stanlo Automation, a veteran-owned supplier of industrial surplus parts, offers the 440N-Z21S17H. We are committed to providing reliable and cost-effective solutions for your automation needs, ensuring you can find the parts necessary to maintain your equipment.

Technical specifications

Part Number	440N-Z21S17H
Manufacturer	Allen Bradley
Series	GuardMaster
Contact Type	Z-S17H
Sensor Head Diameter	18mm

Common applications

Machine Guarding

Safety Gates

Robotic Cells

Industrial Automation

Manufacturing

Packaging

Compatible systems

Allen Bradley GuardMaster Actuators Industrial Safety Systems

Also known as

Allen Bradley 440N-Z21S17H GuardMaster 440N-Z21S17H Safety Interlock Switch 440N-Z21S17H

Replaces / compatible with

This part is part of the Allen Bradley GuardMaster series. For specific replacement information, please consult the manufacturer's documentation.

Technical note

Expert tip

When installing the 440N-Z21S17H, ensure that the actuator is correctly oriented to engage with the Z-S17H sensor head for optimal performance and safety.

What happens next?

Email confirmation

Immediate receipt acknowledgment sent to you

Account manager assigned

Confirms your part's spec and condition

Your quote delivered

Tailored to your specific requirements

Frequently asked questions

What is the advantage of the Z-S17H contact on the Allen Bradley 440N-Z21S17H safety switch?

The Z-S17H contact, part of the Allen Bradley 440N-Z21S17H safety switch, typically offers a higher level of security or specific operational characteristics compared to other variants. This can be beneficial in applications requiring stringent safety measures to ensure guards remain locked until the machine is in a safe state.