Description
The Square D Q2M2150MT is a molded case circuit breaker designed to provide dependable overcurrent protection in commercial and industrial electrical systems. This 2-pole breaker is rated at 150 amps and operates at 240V AC using a thermal magnetic trip unit for reliable fault response. With bolt-on mounting and suitability as a main breaker, the Q2M2150MT supports secure installation in power distribution panels.
Technical Specifications
| Condition |
New/Never Used Surplus |
| Brand |
Square D |
| Category |
Circuit Breaker |
| Part Number |
Q2M2150MT |
| Subcategory |
Molded Case Circuit Breaker |
| Series |
Q2 Series |
| Frame Type |
Q2M |
| Amperage Rating |
150 A |
| Voltage Rating |
240 VAC |
| Number of Poles |
2 |
| Phase |
Single Phase |
| Trip Unit Type |
Thermal Magnetic |
| Trip Functions |
Long-Time and Instantaneous |
| Interrupt Rating |
10 kAIC @ 240 V |
| Mounting Type |
Bolt-On |
| Connection Type |
Load Side Lug |
| Application |
Main Breaker |
| Certifications |
UL Listed, CSA Approved |
| Weight |
2 lb |
Information About Q2M2150MT
The Q2M2150MT is a Square D Q2 Series molded case circuit breaker engineered for single-phase power distribution applications. It features a non-interchangeable thermal magnetic trip unit that provides long-time and instantaneous protection against overloads and short circuits. Designed with bolt-on mounting and load-side lug terminals, this breaker integrates securely into panelboards requiring main breaker functionality. Its UL listing ensures compliance with established electrical safety standards for commercial and industrial use.
Key Features:
- 150 Amp Current Rating: Supports high-load single-phase distribution circuits
- 2-Pole Configuration: Provides coordinated protection across two conductors
- Thermal Magnetic Trip Unit: Delivers dependable long-time and instantaneous protection
- 10kA Interrupt Rating: Rated at 10kAIC at 240V for short-circuit protection
- Bolt-On Mounting: Ensures secure and stable installation
- Main Breaker Capability: Suitable for use as a primary disconnect device
- Load-Side Lug Terminals: Allows reliable conductor termination
The Q2M2150MT delivers the reliability and precision required for main and branch circuit protection in commercial power distribution systems.
