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SQUARE D Transient Suppression Module: Transient Suppression Module - Accessories for Square D Models
SQUARE DAccessories for Square D Models

SQUARE D Transient Suppression Module: Transient Suppression Module

SQUARE D Accessories for Square D Models.

SKU 3G-OTH-40159

Brand
SQUARE D
Item
Transient Suppression Module: Transient Suppression Module
Category
Accessories for Square D Models
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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
9999ST2

Technical Documents

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

Product Description

SQUARE D Accessories for Square D Models.

Frequently Asked Questions

What is the SQUARE D 9999ST2 Transient Suppression Module used for?

The SQUARE D 9999ST2 Transient Suppression Module protects electrical equipment from voltage spikes and surges. It is designed as an accessory for Square D models, helping to safeguard sensitive electronics in industrial control panels, motor control centers, and distribution systems from transient overvoltages.

What are the specifications of the SQUARE D 9999ST2 Transient Suppression Module?

The SQUARE D 9999ST2 is a transient suppression module with manufacturer part number 9999ST2. It is a Square D brand accessory designed for use with Square D models. For detailed electrical ratings and installation requirements, consult the product datasheet or contact 3G Electric.

Where to buy the SQUARE D 9999ST2 Transient Suppression Module worldwide?

3G Electric supplies the SQUARE D 9999ST2 Transient Suppression Module worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

How to install the SQUARE D 9999ST2 Transient Suppression Module?

Install the SQUARE D 9999ST2 by mounting it securely in the designated accessory slot of compatible Square D equipment. Ensure power is disconnected before installation. Follow standard electrical safety practices and refer to the manufacturer's installation guide for proper wiring and torque specifications.

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 accessories for square d models. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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