Square D QO/QOB Circuit Breake...
IN STOCK (leaves warehouse same day if ordered before 3pm ET)
$46.77

Square D QO/QOB Circuit Breaker Handle Padlock Accessory, Fixed Lock-OFF

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Model: 351973

In Stock (leaves warehouse same day if ordered before 3pm ET)

$46.77
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Square D QO/QOB Circuit Breaker Handle Padlock Accessory, Fixed Lock-OFF

The Square D QO/QOB Circuit Breaker Handle Padlock Accessory is a fixed handle-locking device designed for QO-GFI, QO-AFI (CAFI), and QO-EPD breakers, including 2-pole configurations. This accessory secures the breaker handle in the OFF position with a padlock, providing a reliable lockout point for maintenance, safety isolation, and equipment protection. Built for the QO/QOB breaker line, it is a straightforward add-on for facilities standardizing on Square D residential and light-commercial panelboards.

Key Features

  • Breaker Compatibility: Designed for 2-pole QO-GFI, QO-AFI/CAFI, and QO-EPD circuit breakers.
  • Locking Function: Fixed padlock accessory that locks the breaker handle in the OFF position for controlled lockout/tagout.
  • Accessory Type: Purpose-built circuit breaker accessory, not a standalone breaker.
  • Environmentally Conscious Materials: Manufactured toxic heavy metal free, mercury free, and halogen free.
  • Packaging: Supplied 1 each, with packaging free of single-use plastic.
  • Country of Origin: Manufactured in Mexico.

Certifications & Compliance

  • RoHS Eur Compliant
  • Mercury Free
  • Halogen Free Product
  • Green Premium Product

Technical Specifications

  • Toxic Heavy Metal Free: Yes
  • Warranty: 18 months
  • Take Back: No
  • Returnability: Yes
  • Warranty Period: 18 months
  • Sustainable Packaging: No
  • Mercury Free: Yes
  • Packaging Without Single Use Plastic: Yes
  • ROHS Eur In Scope: Yes
  • Recycled Metal Content At Cr Level: 0 %
  • Legacy WEEE Scope: In
  • Packaging Made With Recycled Cardboard: No
  • China ROHS Label: 1
  • Serviceability: No
  • With Recycled Cardboard: No
  • WEEE Product Category: 5
  • Without Single Use Plastic: Yes
  • ROHS Exemption Information: Yes
  • Locking Options Description: padlock in OFF position
  • Traceability: No

Typical Applications

  • Residential and Light-Commercial Panelboard Wiring
  • Circuit Breaker Lockout/Tagout Safety Procedures
  • Maintenance and Service Isolation on QO/QOB Panelboards
  • GFI, AFI/CAFI, and EPD Breaker Retrofits
  • Electrical Panel Safety Upgrades

Why Square D?

Square D engineers this handle padlock accessory specifically for its QO/QOB breaker family, giving electricians a purpose-fit lockout solution rather than a generic clamp. With a RoHS-compliant, mercury-free, and halogen-free build backed by an 18-month warranty, it supports safe, code-conscious lockout/tagout practices on Square D panelboards professionals already trust.

Manufacturer Resources

Product Specs

Product Type:
Circuit Breaker Accessory
Configuration:
Padlock, Lock OFF Position
Country of Origin:
Mexico
Standards:
RoHS Eur Compliant
Department:
Electrical
Product Group:
Wiring Devices

Square D 351973 – Frequently Asked Questions

How fast can I get the Square D 351973 delivered?
Most orders ship the same day from our distribution partners, with quick delivery throughout the continental U.S. Need it urgently? Contact Us for expedited shipping options.
Can I return it if it doesn’t work for me?
Yes—ZenSupply offers a hassle-free return policy. If the product isn’t the right fit, reach out to our support team for a return authorization or setup a return by following our return instructions.
Does the Square D 351973 come with a warranty?
Absolutely. The Square D 351973 is backed by a manufacturer’s warranty. For full warranty terms, check the product documentation or Contact Us.
How do I get technical support or installation help for the Square D 351973?
You can call, text, or email our expert support team for fast answers. We’re here to help with product selection, installation tips, and troubleshooting. Contact Us
Why buy the Square D 351973 from ZenSupply?
ZenSupply makes it easy to get the commercial door hardware you need—fast shipping, expert support, and rewards on every order. Our team is always ready to help you choose the right product for your project.