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SQUARE D 9999SX11 Auxiliary Contact, 1NO, 5 A AC, for Type M Starters - Square D Auxiliary Contacts
SQUARE DSquare D Auxiliary Contacts

SQUARE D 9999SX11 Auxiliary Contact, 1NO, 5 A AC, for Type M Starters

The SQUARE D Auxiliary Contact, model 9999SX11, is a 1NO auxiliary contact with a maximum current rating of 5 A (AC). It is compatible with Type M Integral Horsepower Starters from SQUARE D.

SKU 3G-OTH-37975

Brand
SQUARE D
Item
9999SX11 Auxiliary Contact, 1NO, 5 A AC, for Type M Starters
Part Number
9999SX11
Category
Square D Auxiliary Contacts
Available to Order
Also known as:9999SX11SQUARE D
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Technical Specifications

SQUARE D
Manufacturer Part Number
9999SX11
Compatible with Series
Type M Integral Horsepower Starters

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

Product Description

The SQUARE D Auxiliary Contact, model 9999SX11, is a 1NO auxiliary contact with a maximum current rating of 5 A (AC). It is compatible with Type M Integral Horsepower Starters from SQUARE D.

Frequently Asked Questions

What is the SQUARE D 9999SX11 auxiliary contact used for?

The SQUARE D 9999SX11 auxiliary contact is used to provide a normally open (1NO) switching function in motor control circuits. It is designed for use with Type M Integral Horsepower Starters to signal status or interlock other devices in industrial automation and HVAC applications.

What are the specifications of the SQUARE D 9999SX11 auxiliary contact?

The SQUARE D 9999SX11 is a 1NO auxiliary contact with a maximum current rating of 5 A (AC). It is compatible with SQUARE D Type M Integral Horsepower Starters. The manufacturer part number is 9999SX11. It is a standard component for adding auxiliary switching to motor starters.

Where to buy SQUARE D 9999SX11 auxiliary contacts worldwide?

3G Electric supplies the SQUARE D 9999SX11 auxiliary contact worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time. We source genuine SQUARE D components for motor control applications.

How to install the SQUARE D 9999SX11 auxiliary contact?

To install the SQUARE D 9999SX11, first disconnect power to the motor starter. Mount the auxiliary contact onto the Type M Integral Horsepower Starter per the manufacturer's instructions. Wire the normally open (1NO) terminals to your control circuit. Verify operation before re-energizing the system.

Used in

Common applications for SQUARE D
Commercial electrical panels — QO and QOB miniature circuit breakers for overcurrent protection in load centers and panelboards.
HVACR equipment — 8910 Series Type DPA definite purpose contactors for switching compressor and fan motor loads.
Industrial power distribution — J-Frame molded case circuit breakers for main and feeder protection in switchboards.
Residential ground-fault protection — QO and QOB GFI circuit breakers for kitchens, bathrooms, and outdoor circuits.
Motor control centers — definite purpose contactors for controlling pumps, fans, and other moderate motor loads.
OEM machinery — Square D circuit breakers and contactors for integration into control panels and equipment.
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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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