These plastic old work switch boxes are ideal for retrofit installations in existing walls. Designed for fast, secure mounting without the need for stud access, each box includes integral mounting tabs or clamps to ensure a reliable fit. Constructed from high-strength, non-conductive thermoplastic, they offer durability, corrosion resistance, and easy installation across a range of gang configurations and cubic capacities.
Variant SKU | Depth (Length) | Width | Height | Cubic Capacity |
---|---|---|---|---|
PSB355‑OW | 5.72″ | 6.00″ | 3.72″ | 35 cu in |
PSB468‑OW | 7.57″ | 7.75″ | 3.75″ | 68 cu in |
Product Specs
- Box Type:
- Plastic Old Work Switch Box
- Gang Options:
- 3-Gang / 4-Gang
- Product Type:
- Switch Box
- Applications:
- Installing electrical devices in existing walls
- Cubic Capacity:
- 35 / 68 cu in
- Mounting Feature:
- Old Work
- Product Group:
- Electrical Boxes
- Product Subgroup:
- Junction Boxes
- Product Material:
- Plastic
Centaur PSB355-OW – Frequently Asked Questions
How fast can I get the Centaur PSB355-OW 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 Centaur PSB355-OW come with a warranty?
Absolutely. The Centaur PSB355-OW 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 Centaur PSB355-OW?
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 Centaur PSB355-OW 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.