Joslyn Clark TB1391 Electromagnetic Contactor Coil

Description:

The Joslyn Clark TB1391 Coil is an industrial magnetic contactor and relay coil designed to energize and actuate compatible Joslyn Clark control devices and motor starters. Commonly installed in motor control centers, industrial machinery, crane controls, compressors, pumps, and manufacturing equipment requiring reliable electromagnetic switching operation. Maintenance teams and electricians use this coil for contactor repairs, starter refurbishments, and replacement of failed control coils in industrial power systems. The TB1391 is commonly referenced as the TB-139-1 replacement coil assembly for Joslyn Clark control equipment.

Applications:

The Joslyn Clark TB1391 coil is commonly used in magnetic contactors, relays, and motor starters controlling three-phase motors and industrial loads. Typical applications include conveyor systems, HVAC equipment, mining machinery, pump controls, crane systems, and industrial automation equipment requiring dependable electromagnetic actuation. Joslyn Clark products are widely used in harsh industrial environments including mining, material handling, and heavy manufacturing industries.

Technical Specifications:

• Manufacturer: Joslyn Clark
• Model / Part Number: TB1391
• Product Type: Magnetic Coil
• Coil Type: Electromagnetic Contactor Coil
• Application: Contactor and Relay Actuation
• Compatible Equipment: Joslyn Clark Contactors and Relays
• Duty Rating: Continuous Duty
• Construction: Molded Industrial Coil Assembly
• Coil Design: Layer-Wound Construction
• Environmental Resistance: Moisture, thermal, and mechanical stress resistant
• Mounting Type: Direct Replacement Coil Assembly
• Country of Origin: United States
• Approximate Weight: 2 lbs (0.91 kg)
• Application Environment: Industrial Motor Control Systems
• Typical Equipment: Motor Starters, Contactors, Relays, and Control Panels
• Availability: OEM replacement and surplus inventory channels.

Common Replacements:

• Joslyn Clark TB139-9 Magnetic Coil
• OEM Direct Replacement TB1391 Coil
• Refurbished Joslyn Clark TB-139-1 Coil Assembly.