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420372

Legrand

420372 by Legrand

Legrand 420372 is a 40A thermal circuit breaker with 400V AC voltage rating. It features DIN-rail mounting, IEC standard compliance, and a breaking capacity of 50kA. Ideal for industrial applications requiring reliable circuit protection in harsh environments.

Median Price

$0.102

Lifecycle Status

Suppliers In-Stock

25

In-Stock Inventory

1k+

Distributors (Authorized)

Supplier In-Stock 1+ parts 100+ parts 1k+ parts 10k+ parts

Adafruit Industries

USA . 100 parts In-Stock

1+ parts

$0.069

100+ parts

$0.069

1k+ parts

$0.069

10k+ parts

-

100

$0.069

$0.069

$0.069

-

Farnell

UK . 31,205 parts In-Stock

1+ parts

$0.090

100+ parts

$0.067

1k+ parts

$0.058

10k+ parts

$0.054

31,205

$0.090

$0.067

$0.058

$0.054

Arrow

USA . 3,575 parts In-Stock

1+ parts

$0.108

100+ parts

$0.078

1k+ parts

$0.061

10k+ parts

$0.048

3,575

$0.108

$0.078

$0.061

$0.048

DigiKey

USA . 8,289 parts In-Stock

1+ parts

$0.110

100+ parts

$0.083

1k+ parts

$0.070

10k+ parts

$0.066

8,289

$0.110

$0.083

$0.070

$0.066

Newark

USA . 10,475 parts In-Stock

1+ parts

$0.124

100+ parts

$0.089

1k+ parts

$0.075

10k+ parts

$0.070

10,475

$0.124

$0.089

$0.075

$0.070

TE Connectivity

USA . 8,299 parts In-Stock

1+ parts

$0.140

100+ parts

$0.090

1k+ parts

$0.060

10k+ parts

-

8,299

$0.140

$0.090

$0.060

-

Element14

Singapore . 31,205 parts In-Stock

1+ parts

$0.153

100+ parts

$0.112

1k+ parts

$0.095

10k+ parts

-

31,205

$0.153

$0.112

$0.095

-

Powell Electronics

USA . 17 parts In-Stock

1+ parts

$0.172

100+ parts

-

1k+ parts

-

10k+ parts

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17

$0.172

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-

-

Heilind Electronics

USA . 60,000 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

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10k+ parts

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60,000

-

-

-

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Master Electronics

USA . 45,600 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

$0.065

45,600

-

-

-

$0.065

Chip1Stop

Japan . 31,325 parts In-Stock

1+ parts

-

100+ parts

$0.048

1k+ parts

$0.044

10k+ parts

$0.044

31,325

-

$0.048

$0.044

$0.044

Verical

USA . 25,000 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

$0.076

25,000

-

-

-

$0.076

Mouser Electronics

USA . 19,900 parts In-Stock

1+ parts

-

100+ parts

$0.102

1k+ parts

-

10k+ parts

-

19,900

-

$0.102

-

-

Interstate Connecting

USA . 3,750 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

$0.078

10k+ parts

$0.066

3,750

-

-

$0.078

$0.066

Distributors (In-Stock)

Supplier In-Stock 1+ parts 100+ parts 1k+ parts 10k+ parts

Nova Conductors

Japan . 400 parts In-Stock

1+ parts

$0.068

100+ parts

-

1k+ parts

-

10k+ parts

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400

$0.068

-

-

-

Maritex

Poland . 22,479 parts In-Stock

1+ parts

$0.614

100+ parts

-

1k+ parts

-

10k+ parts

$0.148

22,479

$0.614

-

-

$0.148

Electro Sonic

Canada . 165,600 parts In-Stock

1+ parts

-

100+ parts

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1k+ parts

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165,600

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-

-

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Vyrian

USA . 117,895 parts In-Stock

1+ parts

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117,895

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-

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Q Components

USA . 117,150 parts In-Stock

1+ parts

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117,150

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-

-

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IBS Electronics

USA . 45,600 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

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10k+ parts

$0.091

45,600

-

-

-

$0.091

NAC Semi

USA . 40,000 parts In-Stock

1+ parts

-

100+ parts

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1k+ parts

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10k+ parts

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40,000

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-

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TME

Poland . 20,000 parts In-Stock

1+ parts

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20,000

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VNN

France . 6,323 parts In-Stock

1+ parts

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6,323

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A2Z Electronics, Inc.

USA . 1,998 parts In-Stock

1+ parts

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1,998

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EMSNET

USA . 85 parts In-Stock

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85

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Distributors (Availability)

Supplier In-Stock 1+ parts 100+ parts 1k+ parts 10k+ parts

Ampacity Inc.

Singapore . 122,855 parts In-Stock

1+ parts

$0.041

100+ parts

-

1k+ parts

-

10k+ parts

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122,855

$0.041

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-

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Aranea Global

USA . 100 parts In-Stock

1+ parts

$0.066

100+ parts

-

1k+ parts

$0.064

10k+ parts

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100

$0.066

-

$0.064

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Continental Prestige Electronics

USA . 24,092 parts In-Stock

1+ parts

$0.068

100+ parts

-

1k+ parts

-

10k+ parts

$0.066

24,092

$0.068

-

-

$0.066

Argo Parts USA

USA . 6,078 parts In-Stock

1+ parts

$0.068

100+ parts

-

1k+ parts

-

10k+ parts

$0.066

6,078

$0.068

-

-

$0.066

Netroflash

USA . 2,000 parts In-Stock

1+ parts

$0.068

100+ parts

-

1k+ parts

-

10k+ parts

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2,000

$0.068

-

-

-

Advanced Electronics

New Zealand . 100 parts In-Stock

1+ parts

$0.069

100+ parts

$0.069

1k+ parts

$0.069

10k+ parts

-

100

$0.069

$0.069

$0.069

-

Perfect Parts

USA . 269,894 parts In-Stock

1+ parts

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100+ parts

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269,894

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EMSNET (Excess)

USA . 40,050 parts In-Stock

1+ parts

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40,050

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Authorized Procurement Solutions

USA . 40,000 parts In-Stock

1+ parts

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100+ parts

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1k+ parts

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10k+ parts

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40,000

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Assy Fe

Spain . 40,000 parts In-Stock

1+ parts

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100+ parts

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40,000

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Aztec Data Supply Inc.

USA . 4,945 parts In-Stock

1+ parts

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100+ parts

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4,945

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Glotronic Ltd.

UK . 3,140 parts In-Stock

1+ parts

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100+ parts

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10k+ parts

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3,140

-

-

-

-

Overview

Upgrade your electrical system with the 420372 Circuit Breaker by Legrand, a reliable and high-quality product that offers superior protection for your circuits. With a rated breaking capacity of 50000 A and a maximum operating temperature of 70°C, this thermal circuit breaker ensures safety and peace of mind. Easy to install on a DIN-rail mount, this 40 A circuit breaker is ideal for a wide range of applications. Trust Legrand, a reputable manufacturer known for innovative solutions, and experience the value and benefits that the 420372 Circuit Breaker brings to your electrical setup.

Feature Benefit Bullets

Rated AC Voltage: 400 V

The high rated AC voltage of 400 V ensures compatibility with various electrical systems, making it a versatile choice.

Packing Method: BULK

The bulk packaging method allows for convenient storage and cost-effective purchasing, making it ideal for bulk orders.

Body Length/Diameter: 165 mm

The compact body size of 165 mm allows for easy installation in tight spaces, providing flexibility in setup locations.

Body Width: 140 inch

The wide body width of 140 inches provides stability and durability, ensuring long-lasting performance.

Terminal Shape: SNAP ON

The snap-on terminal shape enables quick and easy installation, saving time and effort during setup.

Body Height: 100 mm

The moderate body height of 100 mm strikes a balance between space-saving design and ample internal capacity for efficient operation.

Rated Current: 40 A

The high rated current of 40 A allows for safe and reliable performance in handling electrical loads, making it a dependable choice.

Maximum Operating Temperature: 70 °C

The high maximum operating temperature of 70°C ensures resilience in challenging environments, enhancing product durability.

Minimum Operating Temperature: -25 °C

The low minimum operating temperature of -25°C enables reliable performance even in extreme cold conditions, making it suitable for various climates.

Circuit Protection Type: THERMAL CIRCUIT BREAKER

The thermal circuit breaker provides effective circuit protection against overheating and overloading, ensuring safety and preventing damage to connected devices.

Rated Breaking Capacity: 50000 A

The high rated breaking capacity of 50000 A ensures reliable interruption of fault currents, enhancing overall safety and protecting electrical equipment.

Actuator Type: HANDLE

The handle actuator allows for easy manual operation and control, providing user-friendly functionality in managing the circuit breaker.

Mounting Feature: DIN-RAIL MOUNT

The DIN-rail mounting feature offers secure and convenient installation on standard DIN rails, ensuring stability and easy integration into existing systems.

Circuit Function: TRIP

The trip circuit function enables quick response to overcurrent situations, helping to prevent damage and maintain electrical system integrity.

No. of Poles: 4

The 4 poles allow for versatility in connecting multiple circuits, catering to complex electrical setups and enhancing system flexibility.

Reference Standard: IEC

Compliant with the IEC reference standard, this circuit breaker meets industry regulations and safety requirements, ensuring reliability and quality assurance.

Technical Specifications

Circuit Breaker 420372 attributes and parameters. Explore more Circuit Breaker devices from Legrand

Electrical Specifications

Rated Current:

Rated Breaking Capacity:

50 kA

Rated AC Voltage:

Physical Dimensions

Body Height:

3.937 in (100 mm)

Body Length/Diameter:

6.496 in (165 mm)

Body Width:

5.512 in (140 mm)

Fuse Characteristics

Actuator Type:

Handle

Circuit Function:

Trip

No. of Poles:

4

Circuit Protection Type:

Operational Environment

Minimum Operating Temperature:

-25 °C (-13 °F)

Maximum Operating Temperature:

70 °C (158 °F)

Design and Compliance

Reference Standard:

IEC

Mounting and Packing

Terminal Shape:

Mounting Feature:

Packing Method:

Bulk

Manufacturer Highlights

Legrand

Legrand is a global specialist in electrical and digital building infrastructures, dedicated to supporting technological, societal and environmental change around the globe. Our purpose is to improve life by transforming the spaces where people live, work and meet by delivering electrical and digital infrastructures and connected solutions that are simple, innovative and sustainable. With nearly 38,000 employees around the world, we work hard every day to make the buildings of tomorrow more sustainable for everyone.

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