TE Connectivity 7-1393246-4 - Circuit Breakers, Thermal, Series Trip, Black, Operating Voltage 240 VAC, Operating Voltage 50 VDC, 40A Current Rating, Potter & Brumfield W23-31
TE Connectivity

7-1393246-4

Contact for Pricing

Overview

The TE Connectivity 40A Thermal Circuit Breaker (SKU 7-1393246-4) is a robust, series-trip thermal breaker designed for industrial electrical protection. Part of the Potter & Brumfield W23-31 series, this unit delivers precise overcurrent protection with a 40A current rating and dual voltage compatibility of 240VAC and 50VDC. Its thermal trip mechanism ensures repeatable performance, safeguarding critical equipment from overload conditions while minimizing downtime. Engineered for industrial environments, the breaker features a durable black housing that withstands harsh conditions. The 1-pole design simplifies installation in control panels, power distribution systems, and machinery requiring reliable circuit protection. With a voltage rating of 240VAC and 50VDC, it supports a wide range of electrical configurations, making it versatile for applications in manufacturing, automation, and infrastructure. Manufactured in the US, this TE Connectivity component adheres to high-quality standards, ensuring consistent performance in critical applications. The Potter & Brumfield W23-31 series is trusted for its durability and precision, providing dependable circuit interruption to protect valuable industrial assets. Ideal for applications requiring significant power handling, this breaker combines reliability with ease of integration into existing systems.
  • 40A current rating for high-power industrial applications
  • Dual voltage compatibility: 240VAC and 50VDC
  • Thermal series trip mechanism for precise overcurrent protection
  • Durable black housing for harsh industrial environments
  • 1-pole design for easy installation in control panels and machinery

Specifications

Color
Black
Current Rating
40 A
Series
Potter & Brumfield W23-31
Series
W23-31
Voltage Rating
240 VAC / 50 VDC
One-hole, metric conductor, standard barrel with window lug, 4-6mm wire, M8 stud hole.

LCMA6-8-C

One-hole, metric conductor, standard barrel with window lug, 4-6mm wire, M8 stud hole.
JB5-2 2 POLE JUMPER 5.2MM SPACING

1SNK905302R0000

JB5-2 2 POLE JUMPER 5.2MM SPACING
JB5-5 5 POLE JUMPER 5.2MM SPACING

1SNK905305R0000

JB5-5 5 POLE JUMPER 5.2MM SPACING
Ground Lug

DNGL

Ground Lug
ZCT,LZR-030(V),EMPR,EXP

76512124011

ZCT,LZR-030(V),EMPR,EXP
INTERLOCK UNIT,AR-12M(SEPERATE),GMC(D)-6~16M

83411621001

INTERLOCK UNIT,AR-12M(SEPERATE),GMC(D)-6~16M

Frequently Asked Questions about TE Connectivity

What technical support does TE Connectivity offer?

TE Connectivity offers comprehensive technical support through multiple channels, including a dedicated technical hotline at 1-800-777-3300. The company provides advanced technical support with 3 dedicated support centers, a global technical hotline network, and delivers over 8,000 hours of technical training annually to ensure certified expertise across 25+ languages.

What environmental ratings do TE Connectivity products have?

TE Connectivity products feature robust environmental ratings across multiple standards, including NEMA Type 1, 2, 3, 3R, 4, 4X, 12, and 13 certifications, as well as IEC 60529 IP66 protection. Our enclosures are designed to withstand challenging industrial environments, with operating temperatures ranging from -40°C to 130°C, and include enhanced UV inhibitors for outdoor applications.

What certifications and standards do TE Connectivity products comply with?

TE Connectivity products meet rigorous international certifications and standards across industrial automation applications, including UL (United States), CSA (Canada), CE (European Community), and international safety standards. Our product lines are designed to comply with critical industrial certifications such as NEMA (Types 4, 4X, 6, 6P), IP ratings (IP65, IP66, IP67, IP69K), and industrial communication protocols including PROFINET, EtherNet/IP, and DeviceNet. We ensure comprehensive compliance through active participation in key industrial standards committees and maintaining ISO 9001 quality system certification.

What industries and applications are TE Connectivity products used for?

TE Connectivity products are engineered for critical industrial applications across multiple sectors, including industrial device manufacturing, automotive, robotics, food and beverage, material handling, alternative energy, and commercial vehicle industries. Their solutions span connectivity, power distribution, network communications, and sensor technologies that support complex industrial automation requirements, with a focus on robust connectivity solutions for challenging manufacturing environments.

What are the main product lines offered by TE Connectivity?

TE Connectivity offers a comprehensive range of industrial connectivity solutions including Cable Ties, Cable Cleats, Power Connectors, Grounding Connectors, Terminals, Safety Solutions, Identification Products, and Wiring Duct. Their product lines are designed for robust industrial applications, featuring various connection technologies like wave soldering, spring-cage connections, and mis-insertion protection across multiple electrical and connectivity categories.

What accessories are available for TE Connectivity products?

TE Connectivity offers a comprehensive range of communication and bus accessories for industrial automation systems, including communication terminal boards (CTB810, CTB811), bus extenders (horizontal and vertical models like cHBX01L/R, HBX01L/R, VBX01T/B), and bus terminators (TER800, TER810). These accessories are designed to enhance connectivity, power distribution, and communication capabilities for HN800 and CW800 controller systems, with options for left/right side mounting, power connections, and network termination.

How are TE Connectivity products typically installed?

TE Connectivity products are typically installed through professional commissioning services that include site audits, precise wiring verification, and both remote and on-site installation support. Our expert service engineers conduct comprehensive installation processes involving system verification, programming, communication testing, and personnel training to ensure optimal performance and reliability of the equipment.