Thomas & Betts Three Gang Old ...
IN STOCK (leaves warehouse same day if ordered before 3pm ET)
$126.43
$19.35

Thomas & Betts Three Gang Old Work Outlet Box PVC Blue 55 Cubic Inch

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Model: B355R
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In Stock (leaves warehouse same day if ordered before 3pm ET)

$126.43
$19.35
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Thomas & Betts Three Gang Old Work Outlet Box

Professional PVC Electrical Box for Retrofit Installations

The Thomas & Betts Three Gang Old Work Outlet Box delivers reliable electrical box performance for retrofit and renovation applications. This PVC outlet box provides dependable performance designed for electrical contractors, industrial facilities, and commercial installations, offering the trusted performance and quality that professionals expect from America's established electrical infrastructure manufacturer.

Professional Features & Benefits

Construction & Capacity

  • 55 Cubic Inch Volume - Generous wiring space for three-gang electrical device installations with ample room for wire connections and splices
  • PVC Construction - Durable thermoplastic material provides excellent electrical insulation properties and resistance to moisture and corrosion
  • Blue Color Identification - Professional color coding for easy identification during installation and inspection processes
  • Three Gang Configuration - Accommodates three standard electrical devices for comprehensive outlet and switch installations

Old Work Installation Design

  • Retrofit Application - Specifically engineered for old work installations in existing walls without requiring wall demolition
  • Professional Mounting System - Secure attachment mechanism designed for reliable installation in finished wall surfaces
  • Electrical Box Standards - Meets professional electrical installation requirements for outlet box applications

Technical Specifications

Product Type: Outlet Boxes | Material: PVC | Color: Blue | Volume: 55 Cubic Inches | Configuration: Three Gang | Application: Old Work | Department: Electrical | Product Group: Electrical Boxes | Standards: UL E11461 | Construction: Thermoplastic electrical box design

Installation & Usage

  1. Mark and cut appropriate opening in finished wall surface for three-gang box dimensions
  2. Insert old work box through wall opening ensuring proper positioning and alignment
  3. Engage mounting mechanism to secure box firmly against interior wall surface
  4. Install appropriate electrical wiring through box openings following electrical codes
  5. Mount electrical devices (outlets, switches, GFCI) using standard electrical hardware
  6. Complete installation with appropriate cover plates and final electrical connections

Professional Applications

Ideal for:

  • Retrofit Installations - Old work applications in existing residential and commercial buildings requiring additional electrical outlets
  • Renovation Projects - Electrical upgrades and modifications in finished spaces without major wall reconstruction
  • Commercial Remodeling - Office and retail space electrical improvements with minimal disruption to existing structures
  • Residential Upgrades - Home electrical improvements including additional outlet installations and electrical modernization
  • Contractor Applications - Professional electrical installation projects requiring reliable old work electrical boxes
  • Facility Maintenance - Building maintenance and electrical system upgrades in occupied commercial and industrial facilities
  • Electrical Infrastructure - Three-gang outlet installations for comprehensive electrical device mounting solutions
  • Building Modifications - Electrical system expansions and improvements in existing construction projects

PVC Construction Advantage

Thomas & Betts selection of PVC thermoplastic construction provides excellent electrical insulation properties, moisture resistance, and long-term durability for electrical box applications. The material offers reliable performance in various environmental conditions while maintaining structural integrity and electrical safety standards required for professional installations.

Why Choose Thomas & Betts Quality?

Thomas & Betts brings decades of established experience in electrical infrastructure solutions, maintaining unwavering commitment to professional quality standards and trusted reliability for electrical contractors and facility managers. Our electrical boxes represent the proven performance and engineering excellence that professionals depend on for critical electrical installations and building infrastructure projects.

Manufacturer Resources

Product Specs

Idea Granular Category Code Igcc :
4433 >> Outlet box
Material:
PVC
Product Group:
Electrical Boxes
Product Type:
Outlet Boxes
Selling Unit Of Measure:
each
Standards:
UL E11461
Volume:
55 in³
Department:
Electrical
Product Subgroup:
Electrical Boxes
Product Color:
Blue

Thomas & Betts B355R – Frequently Asked Questions

How fast can I get the Thomas & Betts B355R 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 Thomas & Betts B355R come with a warranty?
Absolutely. The Thomas & Betts B355R 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 Thomas & Betts B355R?
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 Thomas & Betts B355R from ZenSupply?
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