Murray MP370 3‑Pole Plug‑In Circuit Breaker (70 A, 240 VAC)

Overview

The Murray MP370 is a rugged and dependable 3‑pole plug‑in circuit breaker designed to protect electrical systems from overloads and short circuits. It’s ideal for residential and light commercial applications, offering reliable performance and fast, secure installation in compatible Murray load centers.

Key Specifications

• Amperage Rating: 70 Amps

• Voltage Rating: 240 Volts AC

• Poles: 3‑Pole, common trip

• Interrupt Rating: 10,000 Amps (10 kAIC)

• Mounting Type: Plug-in (MP-T frame)

• Trip Type: Thermal-magnetic, non-interchangeable

• Terminal Type: Load-side lug terminals

• Wire Range: 8 AWG to 2/0 AWG (copper or aluminum)

• Temperature Rating: 40°C (104°F) maximum ambient

• Dimensions: Approx. 3" W × 3" D × 3-1/8" H

• Installation Feature: Insta-Wire terminals for quicker, easier wiring

• Certifications: UL Listed

Key Benefits

• Reliable Protection: Built to protect against overloads and short circuits, ensuring electrical system safety.

• Easy to Install: Plug-in design and Insta-Wire terminals simplify wiring and reduce installation time.

• Flexible Wiring: Compatible with both copper and aluminum conductors for versatile applications.

• Space Efficient: Compact footprint fits easily in standard breaker panels.

• Durable Performance: Built with high-quality materials to handle demanding circuit loads.

Ideal Applications

• Residential main and sub-panels

• Light commercial installations

• Replacement or upgrade in Murray-compatible load centers

• Circuits requiring 70A, 240V protection