nc1-4004-48v chint contactor 48v 40a/18.5kw ac3 4p 4 main poles no
CHINT NC1-4004-48V industrial 4-pole AC contactor with 48V AC coil, 40A AC-3 rating and 18.5 kW motor switching capability for industrial automation and motor control systems.
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The Chint NC1-4004-48V is a dependable and high-performance four-pole AC contactor designed for industrial motor control, automation systems and power switching applications. As part of the proven Chint NC1 contactor series, this model provides reliable remote switching for motors, lighting circuits and industrial electrical loads in demanding commercial and industrial environments.
This contactor is engineered for machine builders, electrical engineers and control panel manufacturers requiring reliable switching performance, long operational life and easy integration into industrial control systems. The NC1-4004-48V combines a compact construction with strong electrical endurance, making it suitable for motor starters, OEM equipment and industrial automation panels.
With a 40 A AC-3 operational current, 60 A AC-1 rating and a 48 V AC control coil, the NC1-4004-48V is suitable for industrial motor control applications up to 18.5 kW. Its four normally open main poles provide flexible switching capability for automation systems, machinery and electrical distribution applications.
Key Advantages
Reliable four-pole industrial AC contactor for motor and power switching.
40 A AC-3 rated current suitable for industrial motor control applications.
60 A AC-1 conventional thermal current for general electrical loads.
48 V AC coil voltage compatible with industrial control circuits.
Four normally open main poles for flexible switching configurations.
Compact design suitable for electrical cabinets and automation panels.
Key Features
Chint NC1 series AC contactor.
4 normally open main power poles.
40 A AC-3 rated operational current.
60 A AC-1 rated operational current.
18.5 kW motor switching capability.
48 V AC operating coil.
Suitable for 50 / 60 Hz industrial power systems.
DIN rail and panel mounting compatibility.
Compatible with thermal overload relays and auxiliary accessories.
Manufactured to IEC/EN 60947-4-1 standards.
Reliable Switching for Industrial Automation
Contactors such as the Chint NC1-4004-48V provide electrically controlled switching for motors, machinery and industrial electrical loads. They allow safe remote control of high-current circuits while improving system reliability and simplifying electrical panel design.
The NC1 series is designed for frequent making and breaking of AC circuits in industrial environments. The NC1-4004-48V can be integrated with thermal overload relays and auxiliary accessories to create complete motor starter solutions for automation and control applications.
Typical Applications
Industrial motor starters and control panels.
HVAC and ventilation systems.
Conveyors and industrial automation machinery.
Pump and compressor control systems.
OEM electrical assemblies and switchgear.
Lighting and power distribution switching.
Technical Specifications
Power
18.5 kW
Current
40 A
Voltage
48 V
Phase
Three Phase
IP Rating
IP20
Series
NC1 Contactors
Product type
AC magnetic contactor
Main pole configuration
4 NO
Rated operational current AC-3
40A
Rated operational current AC-1
60A
Motor power rating
18.5 kW
Control coil voltage
48V AC
Rated operational voltage
Up to 690V AC
Rated insulation voltage
690V
Frequency
50 / 60 Hz
Utilisation category
AC-1, AC-3, AC-4
Protection rating
IP20
Mounting type
DIN rail or panel mounting
Mechanical life
Up to 10 million operations
Electrical life
Up to 1 million operations (AC-3)
Standards
IEC/EN 60947-4-1
Frequently Asked Questions
What is the Chint NC1-4004-48V used for?
The Chint NC1-4004-48V is used for remotely switching motors, lighting circuits and industrial electrical loads in automation and control systems.
What current rating does this contactor have?
The contactor has a 40 A AC-3 rating and a 60 A AC-1 rating for industrial switching applications.
What coil voltage does the NC1-4004-48V use?
The contactor uses a 48 V AC control coil suitable for industrial control circuits.
What contact configuration does this contactor provide?
The NC1-4004-48V provides four normally open main poles that close when the coil is energised.
Can this contactor be used with overload relays?
Yes. The NC1-4004-48V can be combined with compatible thermal overload relays for motor protection applications.
Trusted by Industrial Engineers Worldwide
Chint NC1 contactors are widely used by industrial engineers, machine builders and panel manufacturers for reliable switching performance, efficient control and dependable operation in industrial automation systems.
Power
18.5 kW
Current
40 A
Voltage
48 V
Phase
Three Phase
IP Rating
IP20
Series
NC1 Contactors
Product type
AC magnetic contactor
Main pole configuration
4 NO
Rated operational current AC-3
40A
Rated operational current AC-1
60A
Motor power rating
18.5 kW
Control coil voltage
48V AC
Rated operational voltage
Up to 690V AC
Rated insulation voltage
690V
Frequency
50 / 60 Hz
Utilisation category
AC-1, AC-3, AC-4
Protection rating
IP20
Mounting type
DIN rail or panel mounting
Mechanical life
Up to 10 million operations
Electrical life
Up to 1 million operations (AC-3)
Standards
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
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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...