This listing is for a NEW 6-Pack of SQUARE D B1.03 thermal overload heater units. These are designed for use with Square D B-Series contactors and motor starters. This unit is categorized as an overload protection accessory and includes the following capabilities: thermal trip functionality, compatibility with B-Series contactors, and compact installation.

This listing is for a NEW Allen Bradley W80. It is an overload heater element used in motor starter relay assemblies and provides current-responsive thermal protection. It includes a bimetallic thermal element, bracket-mounted configuration, and is used with Allen‑Bradley overload relay systems for motor circuit protection.

This listing is for a NEW Allen Bradley W26. This unit is an overload heater element used within motor starter overload relay systems and features a compact molded housing with an integrated contact shaft and dual terminal interface. The W26 marking identifies it for use in Allen‑Bradley motor protection applications where matching heater values are required.

This listing is for a NEW Allen Bradley W22. It is an overload heater element used in motor starter thermal overload relay assemblies. This unit features a compact molded housing with dual terminal interface and is identified by the W22 marking for correct application within Allen‑Bradley motor protection systems.

This listing is for a NEW Allen Bradley W33. It is an overload heater element used in motor starter thermal overload relay assemblies. This unit is built in a compact insert format and is used in Allen‑Bradley motor control systems where properly matched heater elements are required for protection of motor circuits.