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SQUARE D Surge Protection Device: Single Phase, 120/240V AC, 1200V (L-L)/700V (L-N) - Chase-Nipple External-Mount SPDs
SQUARE DChase-Nipple External-Mount SPDs

SQUARE D Surge Protection Device: Single Phase, 120/240V AC, 1200V (L-L)/700V (L-N)

The SQUARE D Surge Protection Device is a single-phase, chase-nipple external-mount SPD with part number SDSA1175. It operates at 120/240V AC with a maximum continuing operating voltage of 150 V AC, a voltage…

SKU 3G-OTH-22948

Also listed as: SDSA 1175 · SDSA-1175

Brand
SQUARE D
Item
Surge Protection Device: Single Phase, 120/240V AC, 1200V
Category
Chase-Nipple External-Mount SPDs
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
SDSA1175
Type
1200V (L-L)/700V (L-N), 4X
AC
120/240V
Voltage
120/240V AC
Enclosure Material
Plastic
Voltage Protection Rating
1200V (L-L)
Max. Surge Current per Mode
36kA
Max. Continuing Operating Voltage
150 V AC

Technical Documents

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

Product Description

The SQUARE D Surge Protection Device is a single-phase, chase-nipple external-mount SPD with part number SDSA1175. It operates at 120/240V AC with a maximum continuing operating voltage of 150 V AC, a voltage protection rating of 1200V (L-L), and a maximum surge current per mode of 36kA, housed in a plastic enclosure.

Frequently Asked Questions

What is the SQUARE D SDSA1175 surge protection device used for?

The SQUARE D SDSA1175 is a single-phase, chase-nipple external-mount SPD designed to protect electrical equipment from voltage surges and transients. It is commonly used in commercial and industrial applications where reliable surge suppression is needed for 120/240V AC systems.

What are the specifications of the SQUARE D SDSA1175?

The SQUARE D SDSA1175 operates at 120/240V AC with a maximum continuing operating voltage of 150 V AC. It has a voltage protection rating of 1200V (L-L) and a maximum surge current per mode of 36kA. The enclosure is made of plastic, and the part number is SDSA1175.

Where to buy the SQUARE D SDSA1175 worldwide?

You can source the SQUARE D SDSA1175 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide locations. Contact us for availability and lead time on this surge protection device.

How to install the SQUARE D SDSA1175 surge protection device?

Install the SQUARE D SDSA1175 by mounting it externally via the chase nipple, connecting line, neutral, and ground wires per the wiring diagram. Ensure the system is de-energized before installation. Follow local electrical codes and manufacturer guidelines for proper placement 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 chase-nipple external-mount spds. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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