MB12-S-0124 IMO Mini Contactor 3 Pole Open 5.5kW 12A AC3, 1 Normally

Why Choose the IMO MB12-S-0124 Mini Contactor?

The IMO MB12-S-0124 is a compact and reliable mini contactor designed for motor control, load switching and industrial automation applications. Manufactured by IMO Precision Controls, it provides dependable switching performance in control panels, machinery systems and OEM electrical assemblies where space-saving installation is important.

This mini contactor features 3 normally open main contacts, a 5.5 kW motor rating and a 12 A AC-3 current rating. It also includes a 1 normally closed auxiliary contact and a 24 V AC coil, making it suitable for low voltage AC control circuits used in machinery, automation and motor control systems.

With screw terminal connections, DIN rail mounting and a compact miniature contactor format, the IMO MB12-S-0124 is ideal for panel builders, machine builders and maintenance engineers who require reliable operation, straightforward wiring and a small footprint for motor control and auxiliary switching applications.

Key Advantages

• Compact IMO mini contactor for motor and control circuit switching.
• 5.5 kW motor rating suitable for small industrial motors.
• 12 A AC-3 current rating for dependable motor load switching.
• 24 V AC coil for compatible low voltage AC control circuits.
• 1 normally closed auxiliary contact for signalling, feedback or interlocking.
• Screw terminal connections support secure and reliable wiring.
• Space-saving design for compact panels and machinery control systems.

Key Features

• IMO MB12-S-0124 mini contactor.
• 3 pole normally open main contact arrangement.
• 5.5 kW rated motor power.
• 12 A AC-3 rating.
• 20 A AC-1 rating for suitable resistive load switching.
• 24 V AC coil voltage.
• 1NC auxiliary contact included.
• Screw terminal connection style.
• Compact miniature contactor construction.
• Suitable for motor control, automation and panel building applications.

Technical Specifications

• Manufacturer: IMO Precision Controls
• Model: MB12-S-0124
• Product type: Mini contactor
• Series: MB mini contactor range
• Number of poles: 3 pole
• Main contact configuration: 3 normally open contacts
• Auxiliary contact: 1 normally closed (1NC)
• Rated motor power: 5.5 kW
• Utilisation category: AC-3
• AC-3 current rating: 12 A
• AC-1 current rating: 20 A
• Coil voltage: 24 V AC
• Terminal type: Screw terminals
• Rated insulation voltage: 690 V
• Compatible overload range: U12/16E series, where applicable
• Application: Motor switching, control circuit switching and auxiliary contactor functions
• Typical installation: Industrial control panels, machinery panels and automation systems
• Temperature range: -40°C to +60°C
• Cable size: 0.75-2.5 mm²
• Dimensions (H × W × D): approx. 48 × 52 × 57 mm
• Approximate weight: 0.185 kg
• Alternative SKU: MB12S0124
• Barcode: 5056207415272

Reliable Compact Motor and Control Switching

Mini contactors such as the IMO MB12-S-0124 are used to switch motors and electrical loads from a control signal, allowing equipment to be operated by pushbuttons, relays, PLC outputs, timers or automation systems. Their compact size makes them especially useful in machinery panels and control cabinets where space is limited.

The 3 pole main contact arrangement provides dependable switching for suitable three-phase motor circuits, while the built-in normally closed auxiliary contact can be used for feedback, interlocking or control logic. The 24 V AC coil makes this model suitable for low voltage control circuits commonly used in machinery and automation systems.

Typical Applications

• Small motor control circuits.
• Industrial control panels.
• Machine automation systems.
• Auxiliary switching and signalling circuits.
• Electrical interlocking circuits.
• PLC output interface circuits.
• Compact machinery and OEM equipment panels.

Trusted by Panel Builders and Automation Engineers

IMO mini contactors such as the MB12-S-0124 are widely used by electricians, panel builders and machine builders who require compact, reliable switching for industrial motor control and automation systems.