PTC Thermistor Relay, 220-440VAC, 2 C/O

Product Overview

The MJ93BK is a PTC thermistor relay designed for motor temperature monitoring and protection in electrical control systems. It operates on 220–440V AC and provides two changeover contacts for control circuit integration.

Key Features

• PTC thermistor relay for motor and machinery protection
• 220–440V AC operating supply
• Two changeover output contacts
• Suitable for industrial control panels and motor circuits
• Supports temperature-based protection using connected PTC sensors

Typical Applications

Used in motor starters, pump panels, compressors, fans, machinery controls and maintenance replacement work.

Technical Specifications

• Part number: MJ93BK
• Type: PTC thermistor relay
• Supply voltage: 220–440V AC
• Contacts: 2 x changeover
• Product range: Electronic control and timing modules