RONK’s Meter Socket Breaker (MSB) units provide a reliable, all-in-one solution for utility-approved service installations. Designed for durability and ease of installation, these units combine a meter socket and circuit breaker(s) into a single enclosure, streamlining electrical service while ensuring safe and efficient power distribution. Built to withstand the toughest environmental conditions, RONK MSB units are ideal for both overhead and underground applications, offering long-lasting performance in residential, commercial, and light industrial settings.
Available in a variety of meter socket and breaker configurations, RONK’s MSB units are designed to meet the specific requirements of local utilities across multiple states. With dozens of utility approvals, these units provide the flexibility needed to accommodate different service applications, making them a trusted choice for electricians, general contractors, and utility providers.
As a company with a 75-year legacy in the electrical industry, RONK is a trusted partner committed to delivering high-quality, utility-approved solutions. Our MSB units are built to the highest standards, ensuring reliability, safety, and ease of use. When you choose RONK, you’re choosing a name known for expertise, innovation, and a steadfast commitment to serving the power distribution needs of customers nationwide.
RONK’s Meter Socket with Circuit Breaker combo unit is designed for versatile installation, whether overhead or underground. The unit is lightweight for easy installation and suitable for use only as service equipment.
The reliability and safety of electrical systems have never been more crucial. RONK's American-designed and assembled products are durable, efficient, and built to last for decades.
Request a QuotePart Number: MSB100
Bypass Type: 4-jaw Horn
Feed Type: Overhead or underground entry
Current: 100A
Voltage: 240 Vac
Short Circuit Current Rating: 25,000 RMS symmetrical amperes (@240 Vac max.)
Jaws: 4
Enclosure: Aluminum, type 3R, rainproof
Mounting: Wall or pole mount
Conduit Knockout Sizes: (*KO on bottom of unit) Standard: (1) 1/2 in. and (2) 1 1/4 in.
Loading Lug: Factory Breaker Load Lugs (1 per Phase)