11B18000110 Lovato b series 3 pole maxi contactor 185A 100kW 275A 110VAC/DC
Lovato 11B18000110 heavy-duty three-pole industrial contactor with 185A AC-3 rating, approximately 100kW motor switching capability and 110…125VAC/DC universal coil.
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Why Choose the Lovato 11B18000110 Three-Pole Contactor?
The Lovato 11B18000110 is a heavy-duty three-pole industrial contactor engineered for reliable switching of high-power motors and industrial electrical loads in demanding automation and motor control systems. Part of the advanced Lovato B series, this contactor is designed for industrial machinery, process systems and OEM control panels requiring dependable high-current switching performance.
Designed for continuous-duty industrial operation, the 11B18000110 features a versatile 110...125 VAC/DC universal control coil, simplifying panel design and reducing spare parts inventory requirements. Its rugged construction and high endurance ratings make it suitable for intensive industrial switching applications.
With an AC-3 operational current rating of 185 A and motor switching capability up to approximately 100 kW at 400 V AC, the Lovato 11B18000110 is ideal for controlling large three-phase motors, compressors, pumps, conveyors and industrial process equipment where dependable switching performance is essential.
Key Advantages
Heavy-duty three-pole industrial contactor for demanding motor control applications.
185 A AC-3 operational current rating.
Approx. 100 kW motor switching capability at 400 V AC.
110...125 VAC/DC universal coil simplifies industrial control integration.
Robust industrial construction with high mechanical endurance.
Suitable for automation, power switching and industrial machinery systems.
Key Features
Lovato B series power contactor.
3 normally open main poles.
110...125 VAC/DC universal control coil.
AC-3 rating: 185 A.
AC-1 thermal current: 275 A.
High mechanical endurance up to 10 million operations.
Screw mounting and screw terminal connections.
Designed for industrial automation and motor control systems.
Technical Specifications
Manufacturer: Lovato Electric
Series: B Series Contactors
Model: 11B18000110
Alternative SKU: B18000110
Product type: Three-pole contactor
Number of poles: 3
Main contacts: 3 NO
AC-3 operational current: 185 A
AC-1 thermal current: 275 A
Motor power rating: approx. 100 kW at 400 V AC
Control voltage: 110...125 VAC/DC
Control frequency: 25 to 400 Hz
Rated insulation voltage Ui: 1000 V
Rated impulse withstand voltage Uimp: 8 kV
Mounting type: Screw mounting
Connection type: Screw terminals
Terminal tightening torque: 18 Nm
Operating temperature: -50 °C to +70 °C
Storage temperature: -60 °C to +80 °C
Maximum altitude: 3000 m
Pollution degree: 3
Mechanical life: 10 million operations
Weight: approx. 5380 g
EAN: 8013975026052
Standards: IEC/EN 60947-1, IEC/EN 60947-4-1, UL 60947-1, UL 60947-4-1, CSA C22.2 No. 60947-1, CSA C22.2 No. 60947-4-1
Reliable High-Power Motor Switching
Industrial contactors such as the Lovato 11B18000110 are designed to safely switch high-current electrical loads and large three-phase motors within industrial automation systems. Their rugged design enables frequent switching operations while maintaining dependable electrical performance and long operational life in demanding industrial environments.
The universal AC/DC coil design simplifies industrial control integration by allowing operation from either AC or DC control supplies. This reduces spare parts inventory requirements while increasing flexibility for panel builders, machine manufacturers and maintenance engineers.
Typical Applications
Industrial motor starters and control panels.
Large pumps, compressors and ventilation systems.
Conveyors and material handling equipment.
OEM machinery and automation systems.
Industrial process control systems.
Power switching and distribution applications.
Technical Specifications
Power
100 kW
Current
185 A
Voltage
125 V
Phase
Three Phase
Series
B Series Contactors
Alternative SKU
B18000110
Product type
Three-pole contactor
Number of poles
3
Main contacts
3 NO
AC-3 operational current
185 A
AC-1 thermal current
275 A
Motor power rating
approx. 100 kW at 400 V AC
Control voltage
110...125 VAC/DC
Control frequency
25 to 400 Hz
Rated insulation voltage Ui
1000 V
Rated impulse withstand voltage Uimp
8 kV
Mounting type
Screw mounting
Connection type
Screw terminals
Terminal tightening torque
18 Nm
Operating temperature
-50 °C to +70 °C
Storage temperature
-60 °C to +80 °C
Maximum altitude
3000 m
Pollution degree
3
Mechanical life
10 million operations
Weight
approx. 5380 g
EAN
8013975026052
Standards
IEC/EN 60947-1, IEC/EN 60947-4-1, UL 60947-1, UL 60947-4-1, CSA C22.2 No. 60947-1, CSA C22.2 No. 60947-4-1
Frequently Asked Questions
What is the Lovato 11B18000110 used for?
The 11B18000110 is a heavy-duty three-pole contactor used for switching high-power three-phase motors and industrial electrical loads.
What is the AC-3 current rating of the 11B18000110?
The contactor has an AC-3 operational current rating of 185 A.
What coil voltage does the 11B18000110 use?
The contactor uses a 110...125 VAC/DC universal coil, allowing operation from either AC or DC control supplies.
What motor size can this contactor control?
The 11B18000110 is suitable for motors up to approximately 100 kW at 400 V AC.
Is the 11B18000110 suitable for industrial environments?
Yes, it is specifically designed for demanding industrial automation, motor control and power switching applications.
Trusted by Industrial Automation Professionals
Lovato B series contactors are trusted worldwide for dependable high-current switching, durable industrial construction and reliable long-term operation in demanding automation systems.
Power
100 kW
Current
185 A
Voltage
125 V
Phase
Three Phase
Series
B Series Contactors
Alternative SKU
B18000110
Product type
Three-pole contactor
Number of poles
3
Main contacts
3 NO
AC-3 operational current
185 A
AC-1 thermal current
275 A
Motor power rating
approx. 100 kW at 400 V AC
Control voltage
110...125 VAC/DC
Control frequency
25 to 400 Hz
Rated insulation voltage Ui
1000 V
Rated impulse withstand voltage Uimp
8 kV
Mounting type
Screw mounting
Connection type
Screw terminals
Terminal tightening torque
18 Nm
Operating temperature
-50 °C to +70 °C
Storage temperature
-60 °C to +80 °C
Maximum altitude
3000 m
Pollution degree
3
Mechanical life
10 million operations
Weight
approx. 5380 g
EAN
8013975026052
Standards
IEC/EN 60947-1, IEC/EN 60947-4-1, UL 60947-1, UL 60947-4-1, CSA C22.2 No. 60947-1, CSA C22.2 No. 60947-4-1
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
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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...