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SQUARE D Auxiliary Contact Module: 2NO (MPN MDSAN20) - Square D Auxiliary Contacts
SQUARE DSquare D Auxiliary Contacts

SQUARE D Auxiliary Contact Module: 2NO (MPN MDSAN20)

The SQUARE D Auxiliary Contact Module (MPN MDSAN20) is a 2NO auxiliary contact module designed for use with SQUARE D MD Motor Disconnect Switches. This module provides normally open auxiliary contacts for monitoring…

SKU 3G-OTH-37902

Also listed as: MDSAN 20 · MDSAN-20

Brand
SQUARE D
Item
Auxiliary Contact Module: 2NO
Category
Square D Auxiliary Contacts
Available to Order
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

SQUARE D
Manufacturer Part Number
MDSAN20
Compatible with Series
MD Motor Disconnect Switches

Technical Documents

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SQUARE D Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The SQUARE D Auxiliary Contact Module (MPN MDSAN20) is a 2NO auxiliary contact module designed for use with SQUARE D MD Motor Disconnect Switches. This module provides normally open auxiliary contacts for monitoring or control applications within the switch assembly.

Frequently Asked Questions

What is the SQUARE D MDSAN20 auxiliary contact module used for?

The SQUARE D MDSAN20 auxiliary contact module provides two normally open contacts for monitoring or control within MD Motor Disconnect Switches. It signals switch position to PLCs or indicators, enabling remote status feedback in industrial motor control panels and machinery.

What are the specifications of the SQUARE D MDSAN20?

The SQUARE D MDSAN20 is a 2NO auxiliary contact module compatible with SQUARE D MD Motor Disconnect Switches. It offers two normally open contacts for auxiliary signaling. The manufacturer part number is MDSAN20. It is designed for integration into the switch assembly for control or monitoring.

Where to buy the SQUARE D MDSAN20 worldwide?

3G Electric supplies the SQUARE D MDSAN20 auxiliary contact module to customers worldwide. We handle full logistics, customs clearance, and delivery for global orders. Contact us for pricing and lead time on this Square D part for your motor disconnect switch application.

How to install the SQUARE D MDSAN20 auxiliary contact module?

Install the SQUARE D MDSAN20 by mounting it onto the compatible MD Motor Disconnect Switch per the manufacturer's instructions. Ensure power is off, then secure the module and wire the normally open contacts to your control circuit. Always follow local electrical codes and use proper personal protective equipment.

Used in

Common applications for SQUARE D
Commercial building electrical panels — Square D QO series plug-in circuit breakers for branch circuit protection
Industrial motor control centers — Square D QOB series bolt-on breakers in NQOD panelboards
Heating equipment installations — Square D QOU series unit-mount breakers for overcurrent protection
Outdoor electrical distribution — Square D L-Frame enclosures housing LAL/LHL breakers for 400 A service
Indoor facility power distribution — Square D Q-Frame enclosures with QBL/QDL breakers for 225 A circuits
Retrofit and replacement in existing Square D load centers — QO series breakers for 120/240V AC systems

SQUARE D Products

3G Electric supplies SQUARE D square d auxiliary contacts. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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