nc2-18504-110v chint contactor 110vac coil 185a/90kw ac3 4p 4 main poles (4no)
Chint NC2-18504-110V industrial AC contactor with 4 normally open poles, 185A AC3 rating, 90 kW motor switching capability and 110V AC control coil for industrial automation and motor control systems.
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The Chint NC2-18504-110V is a heavy-duty AC contactor designed for reliable switching and control of industrial motors, high-current electrical loads and advanced automation systems. As part of the robust Chint NC2 contactor series, it provides dependable performance for demanding motor control, industrial machinery and electrical distribution applications.
This contactor combines durable mechanical construction with efficient electromagnetic switching technology, making it suitable for frequent remote operation in industrial environments. The NC2 series is engineered for reliable AC circuit control, supporting applications such as motor starting, power switching and industrial automation systems.
With a rated 185 A AC-3 operational current, 90 kW motor switching capability and a 110 V AC control coil, the NC2-18504-110V is ideal for controlling three-phase motors, pumps, compressors, conveyors and industrial machinery. Its 4 normally open main poles (4NO) configuration provides flexible switching capability for high-current applications.
Key Advantages
Heavy-duty 4 pole industrial AC contactor for high-power applications.
185 A AC-3 rated current suitable for demanding industrial motor control.
90 kW motor switching capacity for large machinery systems.
110 V AC coil voltage compatible with industrial control circuits.
4 normally open main poles (4NO) for flexible switching arrangements.
Reliable switching performance with long electrical and mechanical service life.
Key Features
Chint NC2 industrial AC contactor series.
185 A AC-3 rated operational current.
275 A AC-1 thermal current rating.
90 kW motor power rating.
110 V AC operating coil.
4 main normally open contacts (4NO).
Double-break contact structure for reliable switching performance.
Compatible with thermal overload relays and auxiliary accessories.
Reliable Switching for Industrial Power Systems
Industrial AC contactors such as the Chint NC2-18504-110V provide dependable electrical switching by using an electromagnetic coil to control high-current circuits. This enables automation systems and operators to safely control powerful motors and industrial equipment without manually switching high-power electrical loads.
The NC2 series is designed for machine builders, electrical engineers and control panel manufacturers requiring reliable motor control components. Its robust construction, compact design and compatibility with industrial accessories make it suitable for demanding applications.
Typical Applications
Industrial motor starters and control panels.
Pumps, compressors and conveyor systems.
Manufacturing machinery and automation equipment.
HVAC and ventilation systems.
OEM machinery and production lines.
Industrial power switching and distribution systems.
Technical Specifications
Power
90 kW
Current
185 A
Voltage
110 V
Phase
Three Phase
IP Rating
IP00
Series
NC2 Contactors
Product type
AC power contactor
Main poles
4NO
Rated operational current (AC3)
185A
Rated thermal current (AC1)
275A
Motor power rating
90 kW at 400V AC
Control coil voltage
110V AC
Operational voltage
Up to 690V AC
Frequency
50 / 60 Hz
Protection rating
IP00 (IP20 with protective shrouds)
Mounting type
Panel mounting
Mechanical life
Up to 2–3 million operations
Electrical life (AC3)
Up to 1.2 million operations
Standard compliance
IEC/EN 60947-4-1
Frequently Asked Questions
What is the Chint NC2-18504-110V used for?
This contactor is used for switching and controlling industrial motors, electrical loads and high-current circuits in automation and power distribution systems.
How many poles does this contactor have?
The NC2-18504-110V features four normally open main poles (4NO).
What coil voltage does the NC2-18504-110V require?
This model uses a 110 V AC control coil for connection to compatible industrial control circuits.
What motor power can this contactor control?
The contactor is suitable for motors up to approximately 90 kW under AC-3 operating conditions.
Can this contactor be used with overload relays?
Yes, the NC2 series is compatible with suitable thermal overload relays and auxiliary accessories for motor protection applications.
Trusted for Industrial Electrical Control
Chint NC2 contactors are widely used in industrial automation, machinery and electrical control systems where reliable switching performance, durability and efficient motor control are required.
Power
90 kW
Current
185 A
Voltage
110 V
Phase
Three Phase
IP Rating
IP00
Series
NC2 Contactors
Product type
AC power contactor
Main poles
4NO
Rated operational current (AC3)
185A
Rated thermal current (AC1)
275A
Motor power rating
90 kW at 400V AC
Control coil voltage
110V AC
Operational voltage
Up to 690V AC
Frequency
50 / 60 Hz
Protection rating
IP00 (IP20 with protective shrouds)
Mounting type
Panel mounting
Mechanical life
Up to 2–3 million operations
Electrical life (AC3)
Up to 1.2 million operations
Standard compliance
IEC/EN 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
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.
Priority sourcing and supply support
Flexible payment terms for qualifying organisations
Support for engineering, maintenance, and operations
500 +
Stock lines ready to ship
1,000 +
Same day dispatches
3500 +
Customers supported
28
Trusted Manfacturers
● frequently asked questions
Common questions about our products and support
At Led Controls Ltd we help engineers source the right automation and control gear with confidence. below are quick answers to what we are asked most often.
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We supply all leading manfacturers in our industry. we offer next day delivery on most poplour products.
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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...