Siemens MPD2150KH Molded Case Circuit Breaker
- 150A
- 2 Pole
- Plug-On
Quantity
Siemens MPD2150KH - 150A 2 Pole Molded Case Circuit Breaker
New
Quantity
Description
Designed for environments requiring elevated fault tolerance, this 150-amp main breaker manages overall power distribution for residential panels. The two-pole configuration provides a reliable primary disconnect point. Installation is straightforward with its plug-on mounting style, fitting perfectly into compatible Siemens and Murray load centers. It acts as a substitute for the QN2150H, ensuring continuity for older systems. The standout feature is its high interrupting capacity of 22kAIC.Specifications
| Brand | Siemens |
|---|---|
| Part Number | MPD2150KH |
| Series | MPD |
| Amperage | 150A |
| Poles | 2 |
| Mounting Style | Plug-On |
| Voltage | 120/240VAC |
| Phase | 1 |
| AIC Rating | 22kA @ 120/240VAC |
| Frame Type | MP |
|---|---|
| Terminal Type | Lugs |
| For Use With | Siemens Load Centers, Murray Load Centers |
| Wire Gauge | 4 AWG - 300 kcmil (Cu/Al) |
| Max Wire | 300 kcmil |
| Min Wire | 4 AWG |
| Trip Technology | Thermal Magnetic |
|---|---|
| Trip Function Code | LI |
| Trip Function | Long-Time, Instantaneous |
| Trip Adjustability | Fixed Thermal, Fixed Magnetic |
| Available Options | Padlock Attachment, Shunt Trip |
|---|---|
| Accessories | Lugs Included |
| Standards | UL 489 |
| Approval | UL |
| Temp Rating | 40C |
| Construction Features | HACR Rated, Common Trip, Main Breaker, High Interrupting Capacity |
Product FAQs
4 answersWhich load centers accept the MPD2150KH main breaker?
This plug-in main breaker is approved for use in compatible Siemens and Murray electrical panels that require an MD-HT frame.
Can the Siemens MPD2150KH replace older Murray main breakers?
Yes, Siemens produces the MPD2150KH as a direct, UL-approved replacement for legacy Murray 150A main breakers utilizing the MD-HT frame.
What is the difference between the MPD2150 and the MPD2150KH?
The standard MPD2150 provides a 10kAIC interrupt rating. The MPD2150KH is the high-interrupting variant, delivering a 22kAIC rating at 120/240V AC for panels requiring higher fault current protection.
Are the trip settings adjustable on the MPD2150KH?
No, this breaker features a fixed thermal and fixed magnetic trip unit with standard Long-Time and Instantaneous (LI) protection functions.
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