LETOP Modular Contactor

Trusted Modular Contactors Manufacturer

LETOP offers a wide range of high quality modular contactors. Our modular contactors are ideal for AC 50Hz/60Hz power systems, rated operating voltage to 400V and rated current operation in circuits between 16A and 100A. We provide manual or automatic control model options, support N/O and N/C contact status, AC/DC coil voltage, and are accompanied by a full range of accessories and options.

LETOP modular contactor complies with international standards IEC/EN61095 and IEC60947-4-1, mainly used in buildings for switching and controlling lighting systems, heating, ventilation, pumps, heat pumps or air conditioners, and other building automation applications.

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DC Modular Contactor

BCM7 Series

BMC7-16 2P DC Modular Contactor

BMC7-16 2P

  • Modular Contactor 16 Amp 2 Pole
  • 2NO/1NO1NC/2NC
  • 12V/24V/48V/110V/230V AC/DC
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BMC7-16 4P DC Modular Contactor

BMC7-16 4P

  • Modular Contactor 16 Amp 4 Pole
  • 4NO/3NO1NC/2NO2NC/4NC
  • 12V/24V/48V/110V/230V AC/DC
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BMC7-20 2P DC Modular Contactor

BMC7-20 2P

  • Modular Contactor 20 Amp 2 Pole
  • 2NO/1NO1NC/2NC
  • 12V/24V/48V/110V/230V AC/DC
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BMC7-20 4P DC Modular Contactor

BMC7-20 4P

  • Modular Contactor 20 Amp 4 Pole
  • 4NO/3NO1NC/2NO2NC/4NC
  • 12V/24V/48V/110V/230V AC/DC
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BMC7-25 2P DC Modular Contactor

BMC7-25 2P

  • Modular Contactor 25 Amp 2 Pole
  • 2NO/1NO1NC/2NC
  • 12V/24V/48V/110V/230V AC/DC
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BMC7-25 4P DC Modular Contactor

BMC7-25 4P

  • Modular Contactor 25 Amp 4 Pole
  • 4NO/3NO1NC/2NO2NC/4NC
  • 12V/24V/48V/110V/230V AC/DC
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BMC7-32A 2P DC Modular Contactor

BMC7-32 2P

  • Modular Contactor 32 Amp 2 Pole
  • 2NO/1NO1NC/2NC
  • 12V/24V/48V/110V/230V AC/DC
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BMC7-32 4P DC Modular Contactor

BMC7-32 4P

  • Modular Contactor 32 Amp 4 Pole
  • 4NO/3NO1NC/2NO2NC/4NC
  • 12V/24V/48V/110V/230V AC/DC
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BMC7-40 2P DC Modular Contactor

BMC7-40 2P

  • Modular Contactor 40 Amp 2 Pole
  • 2NO/1NO1NC/2NC
  • 12V/24V/48V/110V/230V AC/DC
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BMC7-40 4P DC Modular Contactor

BMC7-40 4P

  • Modular Contactor 40 Amp 4 Pole
  • 4NO/3NO1NC/2NO2NC/4NC
  • 12V/24V/48V/110V/230V AC/DC
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BMC7-63 2P DC Modular Contactor

BMC7-63 2P

  • Modular Contactor 63 Amp 2 Pole
  • 2NO/1NO1NC/2NC
  • 12V/24V/48V/110V/230V AC/DC
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BMC7-63 4P DC Modular Contactor

BMC7-63 4P

  • Modular Contactor 63 Amp 4 Pole
  • 4NO/3NO1NC/2NO2NC/4NC
  • 12V/24V/48V/110V/230V AC/DC
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AC Modular Contactor

BCH8 Series

AC Modular Contactor 16-25A 2P 2

BCH8-16 2P

  • Modular Contactor 16 Amp 2 Pole
  • Contacts: 2NO/1NO1NC/2NC
  • Coil Voltage: 24V/110V/240V AC
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AC Modular Contactor 16-25A 4P 2

BCH8-16 4P

  • Modular Contactor 16 Amp 4 Pole
  • 4NO/3NO1NC/2NO2NC/4NC
  • Coil Voltage: 24V/110V/240V AC
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AC Modular Contactor 16-25A 2P 2

BCH8-20 2P

  • Modular Contactor 20 Amp 2 Pole
  • Contacts: 2NO/1NO1NC/2NC
  • Coil Voltage: 24V/110V/240V AC
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AC Modular Contactor 16-25A 4P 2

BCH8-20 4P

  • Modular Contactor 20 Amp 4 Pole
  • 4NO/3NO1NC/2NO2NC/4NC
  • Coil Voltage: 24V/110V/240V AC
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AC Modular Contactor 16-25A 2P 2

BCH8-25 2P

  • Modular Contactor 25 Amp 2 Pole
  • 2NO/1NO1NC/2NC
  • Coil Voltage: 24V/110V/240V AC
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AC Modular Contactor 16-25A 4P 2

BCH8-25 4P

  • Modular Contactor 25 Amp 4 Pole
  • 4NO/3NO1NC/2NO2NC/4NC
  • Coil Voltage: 24V/110V/240V AC
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AC Modular Contactor 32-63A 2P 2

BCH8-32 2P

  • Modular Contactor 32 Amp 2 Pole
  • 2NO/1NO1NC/2NC
  • Coil Voltage: 24V/110V/240V AC
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AC Modular Contactor 32-63A 4P 2

BCH8-32 4P

  • Modular Contactor 32 Amp 4 Pole
  • 4NO/3NO1NC/2NO2NC/4NC
  • Coil Voltage: 24V/110V/240V AC
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AC Modular Contactor 32-63A 2P 2

BCH8-40 2P

  • Modular Contactor 40 Amp 2 Pole
  • 2NO/1NO1NC/2NC
  • Coil Voltage: 24V/110V/240V AC
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AC Modular Contactor 32-63A 4P 2

BCH8-40 4P

  • Modular Contactor 40 Amp 4 Pole
  • 4NO/3NO1NC/2NO2NC/4NC
  • Coil Voltage: 24V/110V/240V AC
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AC Modular Contactor 32-63A 2P 2

BCH8-63 2P

  • Modular Contactor 63 Amp 2 Pole
  • 2NO/1NO1NC/2NC
  • Coil Voltage: 24V/110V/240V AC
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AC Modular Contactor 32-63A 4P 2

BCH8-63 4P

  • Modular Contactor 63 Amp 4 Pole
  • 4NO/3NO1NC/2NO2NC/4NC
  • Coil Voltage: 24V/110V/240V AC
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AC Modular Contactor 100A 2P 2

BCH8-100 2P

  • Modular Contactor 100 Amp 2 Pole
  • 2NO/1NO1NC/2NC
  • Coil Voltage: 24V/110V/240V AC
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AC Modular Contactor 100A 4P 2

BCH8-100 4P

  • Modular Contactor 100 Amp 4 Pole
  • 4NO/3NO1NC/2NO2NC/4NC
  • Coil Voltage: 24V/110V/240V AC
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Contactor Auxiliary

BCH8-AUC

  • Contactor Auxiliary 
  • 2NO/1NO1NC
  • Indicate the status switch ON/OFF
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Spacer

  • Contactor Spacing piece
  • 3mm / 9mm Multiples
  • Reduce the temperature rise
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Manual Contactor

BCH8 Series

Manual Contactor 25A 2P

BCH8-25M 2P

  • Manual Contactor 25 Amp 2 Pole
  • 2NO/1NO1NC/2NC
  • Coil Voltage: 24V/110V/240V AC
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Manual Contactor 25A 4P

BCH8-25M 4P

  • Manual Contactor 25 Amp 4 Pole
  • 4NO/3NO1NC/2NO2NC/4NC
  • Coil Voltage: 24V/110V/240V AC
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Manual Contactor 63A 2P

BCH8-63M 2P

  • Manual Contactor 63 Amp 2 Pole
  • 2NO/1NO1NC/2NC
  • Coil Voltage: 24V/110V/240V AC
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Manual Contactor 63A 4P

BCH8-63M 4P

  • Manual Contactor 63 Amp 4 Pole
  • 4NO/3NO1NC/2NO2NC/4NC
  • Coil Voltage: 24V/110V/240V AC
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Modular Contactor Options

Modular Contactor Options & Ordering Codes

eg:

BCH8-25/20 230. It is BCH8 Series, 25Amp, 2 Pole NO Contacts, 230V AC current coil voltage

BMC7-40/31 24. It is BMC7 Series, 40Amp, 3 NO 1 NC Contacts, 230V DC current coil voltage

Modular Contactor Datasheet

Modular Contactor Datasheet
  • ELSV compliance (Extra Low Safety Voltage) for 12/24/48vac versions
  • Product control meets SELV (Safety Extra Low Voltage) requirements
  • When installing contactors in a 50-60 ℃ enclosure, each contactor should have a spacer
Installation diagram
Specification 16A 20A 25A 40A 63A 80A 100A 125A
Rated current AC-7a(AC-1) 16 20 25 40 63 80 100 125
  AC-7b(AC-3) 6 7 9 18 25 32 40 50
Agreed heating current Ith (A) 25 25 25 63 63 125 125 125
Rated operating voltage Ue (V) 250V(1P/2P),  400V(3P/4P)
Number of main contacts 1P 1NO、1NC
 2P 1NO1NC、2NO、2NC
 3P 3NO、3NC
 4P 2NO2NC、3NO1NC、4NO、4NC
Control power (KW) AC-7a(AC-1) 250V 3.6 4.6 5.7 9.2 14.4 18.4 23 27.6
 400V 6.3 7.6 16.4 26.2 41.4 52.5 65.7 82.1
  AC-7b(AC-3) 250V 1.3 1.6 2.0  4.1 5.7 7.3 9.2 11.5
  400V 3.9 4.3 5.9 11.8 16.4 21 26.2 32.8
Maximum number of switching operations per hour 30
Maximum number of switching operations per day 100

Modular Contactor Accessories

Contact Auxiliary

The auxiliary for contactor is used to indicate the status of the contactor contacts by switching ON or OFF.

Auxiliary Contacts Sheet

Spacing piece

Using spacer reduces temperature rise in proximity devices to avoid mechanical or electrical interference.

Spacing Piece
Auxiliary Contactor
Spacing Piece

Modular Contactor Installation  & Drawing

BCH8 Installation Parameter
Installation Drawing
BMC7 Installation Drawing

Features that Make LETOP Modular Contactor Unique

  • Suitable for single phase and three phase applications
  • Modular design, supports panel or DIN rail installation
  • AC/DC coil voltage on Hum-Free Models, quiet and no humming
  • Offers a variety of coil voltage options such as 24Vdc and 230Vac
  • Available in 2 pole and 4 pole versions to meet different application requirements
  • Equipped with complete accessories and auxiliary contacts, it can be flexibly adapted to various control requirements
Auxiliary Contacts

Minimum Order Quantity (MOQ) For Custom Orders

We understand that every business has unique needs, which is why we offer a range of manufacturing services to meet your specific needs. We want to give you a variety of options that work with your Minimum Order Quantity (MOQ). Here’s how we customize our services to meet your individual needs:

500+

Printing Your Logo

Show off your brand with your logo on the products. We can put your brand on our products with a logo and standard white inner box packaging. It’s a cost-effective way to start branding your products without putting in a ton of money.

1000+

Customized Packaging

Elevate your brand with customized packaging, including printing, manuals, labels, and colorful inner boxes. We will ensure your product is unique, eye-catching, and distinctly representative of your brand’s identity.

3000+

Change the Product Color

Change the color of some plastic parts to make a bold statement unique to your brand. This service allows you match your product with brand’s color scheme, creating a more seamless brand narrative for the end user.

5000+

Personalized Solution

We can customize the plastic molds or develop the software for those who want to pursue innovative solutions. This high-level service empowers you to create a product that perfectly reflects your unique vision from start to finish.

Whatever your MOQ, our flexible production options allow us meet your unique needs, no matter how small your order is. Let’s team up and bring your ideas to life! Contact us today to discuss how we can make your manufacturing services to suit your needs.

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FAQs

In order to provide an accurate quote, we need to know your desired product model, quantity, customization options (e.g. branding, printing, packaging, etc.), and any specific technical requirements.

We are happy to provide FREE samples. You only need to provide the courier account number or pay the shipping cost to get FREE samples for testing. Please contact our sales team for more details.

Our MOQ is according to the product and customized service. Please check services. You can also consult our expert team.

Yes, we offer discounts for high volume orders. The discount rate depends on the size of the order and the complexity of the customized service. Please consult our team of experts for specific information.

Our standard delivery time is 7-10 days based on 200 pieces. Specific delivery time will vary according to your order size, degree of customization and our production plan. We will provide an estimated delivery time when quoting.

Yes, we offer custom packaging services including brand printing, custom packaging and design to meet your specific needs. For more details, please visit https://letopv.com/services/. Or contact our technical team to discuss your needs.

We offer custom development services to meet your specific needs. Please see services for more details. Please contact our technical team to discuss your requirements.

T/T payment terms. We can also provide local collection accounts. Please consult our service team for details.

We provide comprehensive after-sales services, including product consulting, technical support and warranty services. Our professional team is ready to help solve your problems.

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