imo mb09-r-s-01110 mini contactor 9amps, 4kw reversing pair, 110vac
IMO MB09-R-S-01110 reversing miniature contactor assembly with 9A AC-3 rating, 110 V AC coil and mechanical interlock for industrial forward and reverse motor control applications.
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Why Choose the IMO MB09-R-S-01110 Reversing Contactor?
The IMO MB09-R-S-01110 is a compact and reliable reversing miniature contactor assembly designed for forward and reverse motor control applications in industrial automation systems. Manufactured by IMO Precision Controls, this reversing contactor combination provides dependable motor switching and directional control within a compact footprint suitable for modern control panels.
Engineered for industrial machinery and motor starter applications, the MB09-R-S-01110 integrates mechanically interlocked contactors to provide safe and efficient reversing functionality for three-phase motors. Its compact construction helps reduce panel space requirements while maintaining reliable operational performance.
Featuring a 110 V AC control coil and integrated auxiliary contacts, this reversing contactor assembly is ideal for conveyors, lifting systems, machine tools and industrial automation equipment requiring controlled bidirectional motor operation.
Key Advantages
Compact reversing contactor assembly for motor direction control.
9 A AC-3 operational rating suitable for industrial motors.
Main contact configuration: 3 pole reversing contactor
Rated operational current: 9 A AC-3
Motor rating: up to 4 kW
Coil voltage: 110 V AC
Frequency: 50 / 60 Hz
Interlock type: Mechanical interlock
Mounting type: DIN rail / panel mounting
Terminal type: Screw terminals
Application category: AC-3
Efficient Reversing Motor Control for Industrial Systems
Reversing contactor assemblies are used to safely control the forward and reverse rotation of three-phase motors in industrial machinery and automation systems. The IMO MB09-R-S-01110 combines compact dimensions with dependable switching performance for reliable motor direction control.
The integrated mechanical interlock helps prevent simultaneous activation of both contactors, improving operational safety and protecting connected motors and control equipment from electrical faults during reversing operations.
Typical Applications
Conveyor and material handling systems.
Hoists and lifting equipment.
Industrial machine tools.
Automated production machinery.
HVAC damper and actuator control.
OEM machinery and automation systems.
Technical Specifications
Power
4 kW
Current
9 A
Voltage
110 V
Phase
Three Phase
Product type
Reversing miniature contactor assembly
Main contact configuration
3 pole reversing contactor
Rated operational current
9 A AC-3
Motor rating
up to 4 kW
Coil voltage
110 V AC
Frequency
50 / 60 Hz
Interlock type
Mechanical interlock
Mounting type
DIN rail / panel mounting
Terminal type
Screw terminals
Application category
AC-3
HS Code
8536490099
Country of Manufacture
Austria
Frequently Asked Questions
What is the IMO MB09-R-S-01110 used for?
This reversing contactor assembly is used to control forward and reverse motor rotation in industrial automation and machinery applications.
What current rating does this reversing contactor provide?
The assembly has a 9 A AC-3 operational rating suitable for industrial motor control duties.
What coil voltage does the MB09-R-S-01110 use?
This model operates using a 110 V AC control coil.
Why is a mechanical interlock included?
The mechanical interlock helps prevent both contactors from operating simultaneously, improving safety during reversing operations.
Where is this reversing contactor typically installed?
The assembly is commonly installed inside industrial control panels, motor starter cabinets and automation systems.
Trusted by Industrial Automation Engineers
IMO reversing contactor assemblies are widely used in industrial automation systems where reliable forward and reverse motor control is essential for machinery performance and operational safety.
Power
4 kW
Current
9 A
Voltage
110 V
Phase
Three Phase
Product type
Reversing miniature contactor assembly
Main contact configuration
3 pole reversing contactor
Rated operational current
9 A AC-3
Motor rating
up to 4 kW
Coil voltage
110 V AC
Frequency
50 / 60 Hz
Interlock type
Mechanical interlock
Mounting type
DIN rail / panel mounting
Terminal type
Screw terminals
Application category
AC-3
HS Code
8536490099
Country of Manufacture
Austria
No documents available for this product.
Delivery
We offer fast UK delivery on all stocked items. Orders placed before 3pm Monday to Friday are eligible for next-day delivery.
Standard delivery: 2–3 working days
Next-day delivery: available on in-stock items when ordered before 3pm
Express options available — contact us for details
Returns
If you need to return an item, please contact our sales team within 30 days of receipt. Items must be returned unused in their original packaging.
Our service agreements are built to support long term procurement relationships. By working closely with engineering teams and procurement departments, we help streamline purchasing processes while ensuring consistent access to critical components and sourcing support when it matters most.
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Support for engineering, maintenance, and operations
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Stock lines ready to ship
1,000 +
Same day dispatches
3500 +
Customers supported
28
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LED Controls is a specialist distributor of factory automation and industrial controls, supplying OEMs, machine builders, panel builders and end users throughout the UK and worldwide. As a trusted UK distributor for many of the world’s leading automation manufacturers, we provide industrial control products, technical expertise and bespoke automation solutions backed by outstanding customer service.
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...