• MP50 Frame,Standard Interrupting Capacity,Masterpact
• 5000 Amp
• 600 Volt
• 3 Pole
• (LSIG)Long-Time,Short-Time, Instantaneous, Ground Fault Trip Protection
• Manually Operated
• Fixed Mounting

Masterpact NT/NW Universal Power Circuit Breakers are designed to protect electrical systems from damage caused by overloads, short circuits and equipment ground faults. Masterpact circuit breakers are designed to open and close a circuit manually, as well as open the circuit automatically at a predetermined overcurrent setting. Masterpact circuit breakers can also give essential ground-fault equipment protection with high interrupt ratings and are very adjustable enhancing coordination.

Square D breakers are stocked at Southland Electrical Supply. We specialize in new Circuit Breakers and hard to find, older style circuit breakers from manufactures such as: Square D, GE, ITE Siemens, Westinghouse, Federal Pacific, Sylvania, Challenger, Fuji, Wadsworth, Heinemann, Asea Brown Boveri, and many more. Our used circuit breakers, are fully replacement, tested and are available at a substantial discount.

• One of the largest selections in the country of new and Replacementcircuit breakers from all manufactures: ITE, Square D, Westinghouse, General Electric
• Orders usually ship the same day
• Test results available upon request
• Competitively priced
• Individually inspected
• Guaranteed for one full year

Southland has been in business for nearly 30 years, building a reputation for quality products at a reasonable price. Our inventory is far more extensive than what can be represented on our web site, so please give us a call with your specific needs. Two decades of good business has given us the Circuit Breaker inventory that you need to get back on line with a minimum of down time.