
MP120AF - 20 Amp Circuit Breaker



- 20 Amp
- 10k @ 120VAC
- 1 Pole
Purchase Options:
MP120AF - 20 Amp Circuit Breaker Description
MP120AF - 20 Amp Circuit Breaker
The MP120AF is a 1-pole, 120VAC plug-in thermal-magnetic circuit breaker with arc-fault circuit interruption, built around the MP-AF configuration. When you're matching a breaker for existing electrical equipment, the catalog number alone isn't enough—the pole count, voltage, interrupting rating, connection style, dimensions, and protection type all matter. One important point deserves attention: the supplied specifications list the amperage as 0A.
Key Features and Benefits
- Arc Fault Circuit Interruption: The MP120AF is identified as a circuit breaker with arc fault circuit interruption, an important feature when matching an existing breaker.
- Thermal-Magnetic Trip: Uses the specified thermal-magnetic trip design.
- Single-Pole Configuration: The 1-pole design provides a clear compatibility point when checking an existing installation.
- Plug-In Design: The stated plug-in configuration is another key form-and-fit characteristic to confirm with the equipment.
- MP-AF Type: Matching the MP-AF type helps narrow down compatibility beyond amperage and voltage alone.
- 40°C Rated: The breaker carries the specified 40°C rating.
Technical Specifications
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Catalog / Part Number: MP120AF
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Type: MP-AF
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Product Type: Thermal-Magnetic Trip Circuit Breaker with Arc Fault Circuit Interruption
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Configuration: Plug-In
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Number of Poles: 1
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Amperes: 20A
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A.I.C. Rating & Volts: 10k @ 120VAC
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Temperature Rating: 40°C
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HACR Rated: Yes
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Dimensions: 1.00"W x 3.13"L x 2.50"D
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Height: 3.13 in
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Width: 1.0 in
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Depth: 2.5 in
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Approximate Shipping Weight: 1.75 lbs
Material Compliance and Certifications
The supplied specifications identify the MP120AF as HACR Rated. No UL, CSA, IEC, RoHS, REACH, or other material-compliance or certification information was provided for this part number, so do not assume those designations.
Where It Works Best
The MP120AF arc fault circuit breaker is most appropriately evaluated for compatible existing or legacy electrical equipment requiring its specific MP-AF type, 1-pole configuration, plug-in connection, 120VAC rating, 10k interrupting rating, thermal-magnetic trip, and arc fault circuit interruption. Also check the stated dimensions carefully, because electrical ratings alone don't establish physical compatibility.
Use of Original Equipment Manufacturer (OEM) trademarks, names, and logos is for informational and identification purposes only. This does not imply any affiliation, sponsorship, endorsement, or approval by the original equipment manufacturer. CIRCUIT BREAKER SUPERSTORE® is an independent reseller and is not an authorized distributor, affiliate, or representative of any manufacturer. Manufacturer warranties do not apply unless expressly stated. All trademarks and registered trademarks are the property of their respective owners.
Siemens®, I-T-E®, and Murray® are registered trademarks of Siemens AG. Products sold are surplus, used, or refurbished and are NOT supplied by Siemens AG or its affiliates.
Specifications
- Width:1.0
- Height:3.13
- Depth:2.5
- Poles:1
- Amperes:20
- A.I.C. Rating & Volts:10k @ 120VAC
- Type:MP-AF
- Approx Dimensions:1.00"W x 3.13"L x 2.50"D
- Additional Notes:40°C, HACR Rated, Plug-In, Thermal-Magnetic Trip Circuit Breaker with Arc Fault Circuit Interruption - discontinued by the Manufacturer
Returns are easy
You may return unused items within 30 days of delivery for a full refund.
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CIRCUIT BREAKER SUPERSTORE® provides a limited 1-year warranty on both new and reconditioned products. Rest assured, all products are authentic OEM (original equipment manufacturer).
