Internet #206632048

Model # MP140

Store SO SKU #516939

0040892518924

40 Amp Single-Pole Type MP Circuit Breaker

  • Provides a manual means of energizing and de-energizing a circuit
  • Easy plug in connections in Murray load centers
  • Accepts #8-#6 AWG Cu or #8-#4 AWG Al Wire
$ 4 03
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Frequently Bought Together

Frequently Bought Together

Product Overview

  • Provides a manual means of energizing and de-energizing a circuit
  • Easy plug in connections in Murray load centers
  • Accepts #8-#6 AWG Cu or #8-#4 AWG Al Wire
Murray offers a wide array of thermal-magnetic circuit breakers that are the key element for overload and short-circuit protection of your home’s electrical system. To provide additional protection Murray offers circuit breakers to protect against severe electrical shock or electrocution mitigate the risk of electrical fires and protect against damaging surges and-Voltage spikes. Circuit breakers are intended for switching and protection of your home's wiring from high temperatures caused by excess current higher than the rating of the wire. While thermal-magnetic circuit breakers are the key element for overload and short-circuit protection of your electrical system, there are potentially dangerous conditions that do not involve over current.
  • Single pole, 40 Amp, 120-Volt type MP circuit breaker
  • 10 kA interrupting rating
  • Murray type MP circuit breakers provide easy plug-in connections in Murray enclosures
  • Time saving insta-wire features screws already backed out ready for wire insertion for ease of installation
  • Compatible with Murray rock solid load centers
  • Use for overload and short-circuit protection of your electrical system
  • Thermal-magnetic
  • Learn More About Circuit Breakers Here in our Buying Guide.

Product Overview

  • Provides a manual means of energizing and de-energizing a circuit
  • Easy plug in connections in Murray load centers
  • Accepts #8-#6 AWG Cu or #8-#4 AWG Al Wire
Model #: MP140
Internet #: 206632048

Murray offers a wide array of thermal-magnetic circuit breakers that are the key element for overload and short-circuit protection of your home’s electrical system. To provide additional protection Murray offers circuit breakers to protect against severe electrical shock or electrocution mitigate the risk of electrical fires and protect against damaging surges and-Voltage spikes. Circuit breakers are intended for switching and protection of your home's wiring from high temperatures caused by excess current higher than the rating of the wire. While thermal-magnetic circuit breakers are the key element for overload and short-circuit protection of your electrical system, there are potentially dangerous conditions that do not involve over current.

  • Single pole, 40 Amp, 120-Volt type MP circuit breaker
  • 10 kA interrupting rating
  • Murray type MP circuit breakers provide easy plug-in connections in Murray enclosures
  • Time saving insta-wire features screws already backed out ready for wire insertion for ease of installation
  • Compatible with Murray rock solid load centers
  • Use for overload and short-circuit protection of your electrical system
  • Thermal-magnetic
  • Learn More About Circuit Breakers Here in our Buying Guide.

Info & Guides

You will need Adobe® Acrobat® Reader to view PDF documents. Download a free copy from the Adobe Web site.

Key Features

Product Overview
Key Features
  • Provides a manual means of energizing and de-energizing a circuit
  • Easy plug in connections in Murray load centers
  • Accepts #8-#6 AWG Cu or #8-#4 AWG Al Wire
Murray offers a wide array of thermal-magnetic circuit breakers that are the key element for overload and short-circuit protection of your home’s electrical system. To provide additional protection Murray offers circuit breakers to protect against severe electrical shock or electrocution mitigate the risk of electrical fires and protect against damaging surges and-Voltage spikes. Circuit breakers are intended for switching and protection of your home's wiring from high temperatures caused by excess current higher than the rating of the wire. While thermal-magnetic circuit breakers are the key element for overload and short-circuit protection of your electrical system, there are potentially dangerous conditions that do not involve over current.
  • Single pole, 40 Amp, 120-Volt type MP circuit breaker
  • 10 kA interrupting rating
  • Murray type MP circuit breakers provide easy plug-in connections in Murray enclosures
  • Time saving insta-wire features screws already backed out ready for wire insertion for ease of installation
  • Compatible with Murray rock solid load centers
  • Use for overload and short-circuit protection of your electrical system
  • Thermal-magnetic
  • Learn More About Circuit Breakers Here in our Buying Guide.

Product Overview

  • Provides a manual means of energizing and de-energizing a circuit
  • Easy plug in connections in Murray load centers
  • Accepts #8-#6 AWG Cu or #8-#4 AWG Al Wire
Model #: MP140
Internet #: 206632048

Murray offers a wide array of thermal-magnetic circuit breakers that are the key element for overload and short-circuit protection of your home’s electrical system. To provide additional protection Murray offers circuit breakers to protect against severe electrical shock or electrocution mitigate the risk of electrical fires and protect against damaging surges and-Voltage spikes. Circuit breakers are intended for switching and protection of your home's wiring from high temperatures caused by excess current higher than the rating of the wire. While thermal-magnetic circuit breakers are the key element for overload and short-circuit protection of your electrical system, there are potentially dangerous conditions that do not involve over current.

  • Single pole, 40 Amp, 120-Volt type MP circuit breaker
  • 10 kA interrupting rating
  • Murray type MP circuit breakers provide easy plug-in connections in Murray enclosures
  • Time saving insta-wire features screws already backed out ready for wire insertion for ease of installation
  • Compatible with Murray rock solid load centers
  • Use for overload and short-circuit protection of your electrical system
  • Thermal-magnetic
  • Learn More About Circuit Breakers Here in our Buying Guide.

Info & Guides

You will need Adobe® Acrobat® Reader to view PDF documents. Download a free copy from the Adobe Web site.

Compare Similar

Compare Similar Products
Brand Siemens Murray GE Murray
Name 40 Amp Single-Pole Type QP Circuit Breaker 40 Amp Single-Pole Type MP Circuit Breaker Q-Line 40 Amp 1/2 in. Single Pole Circuit Breaker 30 Amp Single-Pole Type MSQ QO Replacement Circuit Breaker
Price
$3.84
$4.03
$4.94
$7.33
Ratings (56) (1) (31) (0)
Interruption Type Standard Trip Standard Trip Standard Trip Standard Trip
Product Width (in.) 1 .79 3.375 .79
Mounting type Plug In Plug In Plug In Plug In
Maximum Amperage (amps) 40 40 40 30
Power Distribution Features No Additional Features No Additional Features No Additional Features No Additional Features
View Product View Product View Product View Product

Specifications

Dimensions

Product Depth (in.)
2.76
Product Height (in.)
2.76
Product Width (in.)
.79

Details

Breaker Type
Single Pole
Electrical Product Type
Breaker
Interruption Type
Standard Trip
Maximum Amperage (amps)
40
Mounting type
Plug In
Number of Poles
1
Pack Size
1
Power Distribution Features
No Additional Features
Product Weight (lb.)
.27lb
Returnable
90-Day
Voltage (volts)
120

Warranty / Certifications

Certifications and Listings
1-UL Listed
Manufacturer Warranty
Lifetime

Specifications

Dimensions

Product Depth (in.)
2.76
Product Height (in.)
2.76
Product Width (in.)
.79

Details

Breaker Type
Single Pole
Electrical Product Type
Breaker
Interruption Type
Standard Trip
Maximum Amperage (amps)
40
Mounting type
Plug In
Number of Poles
1
Pack Size
1
Power Distribution Features
No Additional Features
Product Weight (lb.)
.27lb
Returnable
90-Day
Voltage (volts)
120

Warranty / Certifications

Certifications and Listings
1-UL Listed
Manufacturer Warranty
Lifetime

Questions & Answers

will this breaker fit GE panel

Asked by: Larry
Approval, not just fit, is the issue. Please contact GE for the approved breaker types for your panel.
Answered by: SIEMENS Product Expert
Date published: 2019-07-22

Will this fit a Homeline Square D Panel

Will this fit a Homeline Square D Panel
Asked by: Herby
It may fit but to our knowledge would not be approved. Please contact Schneider Electric for an approved list of breakers for your panel.
Answered by: SIEMENS Product Expert
Date published: 2018-10-24

Will this breaker be compatible with a Crouse-Hinds breaker panel? Tag inside door tells me it i...

Will this breaker be compatible with a Crouse-Hinds breaker panel? Tag inside door tells me it is a model 14, type G panelboard (catalog #LC240PC combination cover).
Asked by: Steven
The MP140 Type MP-T breakers is authorized for use in LC240PC using the below UL substitution letter. If you cannot access the link please submit a request to productselection.us@siemens.com and we will email it to you. https://workspace.automation.sea.siemens.com/division/PDandC/apps/tcs/Circuit%20Breakers/Breaker%20Substitution%20-%20Murray%20Types.pdf
Answered by: SIEMENS Product Expert
Date published: 2017-10-30

Will this breaker be compatible with a Crouse-Hinds breaker panel?

Will this breaker be compatible with a Crouse-Hinds breaker panel?
Asked by: Steven
In order to provide an accurate answer, we would need the catalog number of the Crouse-Hinds load center.
Answered by: SIEMENS Product Expert
Date published: 2017-10-26
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Customer Reviews

Murray 40 Amp Single-Pole Type MP Circuit Breaker is rated 5.0 out of 5 by 1.
Rated 5 out of 5 by from I came Across this and found out I can use i for Mini Circuits. with 16 AWG Wire. I came Across this and found out I can use i for Mini Circuits. with 16 AWG Wire.
Date published: 2018-06-05
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