Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
⌕
RFQ CartGet a QuoteSign inSign up
SQUARE D Surge Protection Device: Single Phase, 120/240V AC, 1000V (L-L - Residential Whole House External-Mount SPDs
SQUAREResidential Whole House External-Mount SPDs

SQUARE D Surge Protection Device: Single Phase, 120/240V AC, 1000V (L-L

The SQUARE D HEPD80 is a single-phase residential whole house external-mount surge protective device (SPD) from SQUARE. It operates at 120/240V AC with a maximum continuous operating voltage of 150 V AC and a nominal…

SKU 3G-OTH-129771

Brand
SQUARE
Item
D Surge Protection Device: Single Phase, 120/240V AC, 1000V
Category
Residential Whole House External-Mount SPDs
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

SQUARE
Manufacturer Part Number
HEPD80
Type
1000V (L-L, N-G)/600V (L-N)/700V (L-G)
AC
120/240V
View Full Spec Sheet

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The SQUARE D HEPD80 is a single-phase residential whole house external-mount surge protective device (SPD) from SQUARE. It operates at 120/240V AC with a maximum continuous operating voltage of 150 V AC and a nominal discharge current of 40kA. The unit features a plastic enclosure and is rated for 600V (L-N) surge protection.

Used in

Common applications for SQUARE
Industrial power distribution — Square D HU362AWC non-fusible safety switch for disconnecting three-phase loads up to 60 A.
Busway branch circuits — Square D PQ4203G fusible bus plug for overcurrent protection in I-Line busway systems.
Panelboard surge protection — Square D HL4IMA24C SPD for transient voltage suppression in 277/480V AC wye systems.
Power distribution in control panels — Square D 9080LBA263106 open distribution block for splitting 400 kcmil conductors.
Machine control stations — Square D 9001BG303 push-button station for open/close/stop operations in industrial machinery.
Motor starting and protection — Square D 8536SBG2V02H30S NEMA starter for non-reversing three-phase motor control up to 18 A.

SQUARE Products

3G Electric supplies SQUARE residential whole house external-mount spds. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

Similar products

Matched by specification & description
SQUARE D Surge Protection Device: Three Phase, 120/240V AC High Leg Delta, 150/270 V AC, Plastic, 4X (MPN HWA31). Key specifications — Voltage: 120/240V AC High Leg Delta; Includes: Dry Contacts; Max. Continuing Operating Voltage: 150/270 V AC; Voltage Protection Rating: 700V (N-G); Enclosure Material: Plastic; Max. Surge Current per Mode: 50kA; Brand: SQUARE D.
SQUARE D
SQUARE D Surge Protection Device: Three Phase, 120/240V AC High Leg Delta, 150/270 V AC, Plastic, 4X (MPN HWA31). Key specifications — Voltage: 120/240V AC High Leg Delta; Includes: Dry Contacts; Max. Continuing Operating Voltage: 150/270 V AC; Voltage Protection Rating: 700V (N-G); Enclosure Material: Plastic; Max. Surge Current per Mode: 50kA; Brand: SQUARE D.
SQUARE D Miniature Circuit Breaker: 200 A, 120/240V AC, Single Phase, 10kA at 120/240V AC, 2 Poles (MPN HOM2200). Key specifications — Phase: Single; Amps: 200 A; AC Voltage Rating: 120/240V AC; Max. AIR Rating: 10kA at 120/240V AC; For Use With: Homeline Load Center; Brand: SQUARE D.
SQUARE D
SQUARE D Miniature Circuit Breaker: 200 A, 120/240V AC, Single Phase, 10kA at 120/240V AC, 2 Poles (MPN HOM2200). Key specifications — Phase: Single; Amps: 200 A; AC Voltage Rating: 120/240V AC; Max. AIR Rating: 10kA at 120/240V AC; For Use With: Homeline Load Center; Brand: SQUARE D.
SQUARE D Miniature Circuit Breaker: 70 A, 277/480V AC, Single Phase, 18kA at 277/480V AC, 2 Poles (MPN EDB24070SA). Key specifications — Phase: Single; Amps: 70 A; AC Voltage Rating: 277/480V AC; Max. AIR Rating: 18kA at 277/480V AC; For Use With: Square D NF Panelboards; Brand: SQUARE D.
SQUARE D
SQUARE D Miniature Circuit Breaker: 70 A, 277/480V AC, Single Phase, 18kA at 277/480V AC, 2 Poles (MPN EDB24070SA). Key specifications — Phase: Single; Amps: 70 A; AC Voltage Rating: 277/480V AC; Max. AIR Rating: 18kA at 277/480V AC; For Use With: Square D NF Panelboards; Brand: SQUARE D.
SQUARE D Safety Switch: Non-Fusible, 100 A, Three Phase, 240V AC, Galvanized Steel, Indoor (MPN DU323). Key specifications — attr867131: SQUARE D.
SQUARE
SQUARE D Safety Switch: Non-Fusible, 100 A, Three Phase, 240V AC, Galvanized Steel, Indoor (MPN DU323). Key specifications — attr867131: SQUARE D.
SQUARE D Safety Switch: Non-Fusible, 600 A, Three Phase, 600V AC, Galvanized Steel, Indoor/Outdoor (MPN HU366R). Key specifications — attr867131: SQUARE D.
SQUARE
SQUARE D Safety Switch: Non-Fusible, 600 A, Three Phase, 600V AC, Galvanized Steel, Indoor/Outdoor (MPN HU366R). Key specifications — attr867131: SQUARE D.
SQUARE D Safety Switch: Non-Fusible, 600 A, Three Phase, 600V AC, Galvanized Steel, Indoor/Outdoor (MPN HU366AWK). Key specifications — attr867131: SQUARE D.
SQUARE
SQUARE D Safety Switch: Non-Fusible, 600 A, Three Phase, 600V AC, Galvanized Steel, Indoor/Outdoor (MPN HU366AWK). Key specifications — attr867131: SQUARE D.

More from SQUARE

View all SQUARE parts →