ABB 120/240V Wired Residential...
IN STOCK (leaves warehouse same day if ordered before 3pm ET)
$87.74
ABB 120/240V Wired Residential Surge Protective Device (SPD)

ABB 120/240V Wired Residential Surge Protective Device (SPD)

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Model: THOMESURGE

In Stock (leaves warehouse same day if ordered before 3pm ET)

$87.74
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ABB 120/240V Wired Residential Surge Protective Device (SPD)

The ABB Wired Residential Surge Protective Device (SPD) is engineered to safeguard residential electrical systems from damaging transient voltage spikes. Rated for 120/240V service, this hardwired SPD connects directly at the panelboard, delivering continuous surge protection for branch circuits and connected equipment throughout the home. It provides a dependable first line of defense against surges originating from utility switching, lightning-induced transients, and internal load switching events.

Key Features

  • Voltage Rating: 120/240V, matched to standard residential electrical service for compatible panel installation.
  • Wired Configuration: Hardwired connection type for a permanent, direct-to-panel surge protection installation.
  • Whole-Home Coverage: Positioned at the panelboard to help protect downstream branch circuits and connected devices from transient voltage events.
  • Residential-Grade Design: Purpose-built for single-family and residential electrical service applications.
  • Simple Packaging: Supplied 1 EA for straightforward ordering and panel-side installation planning.

Technical Specifications

  • Voltage Rating: 120/240V
  • Packaging: 1 EA
  • Refer to manufacturer documentation for complete technical specifications.

Typical Applications

  • Residential Panelboard Surge Protection
  • Whole-Home Electrical System Safeguarding
  • New Construction Electrical Installations
  • Electrical Panel Upgrades and Retrofits
  • Protection of Sensitive Household Electronics and Appliances

Why ABB?

ABB brings decades of electrical engineering expertise to residential surge protection, offering a wired SPD built to match standard 120/240V home electrical service. Choosing an ABB surge protective device means equipping a home's electrical panel with a dependable, purpose-built safeguard against transient voltage events that can damage wiring, appliances, and electronics. For professionals and homeowners seeking reliable, code-conscious surge protection at the panel, the ABB Wired Residential SPD is a practical, dedicated solution.

Manufacturer Resources

Product Specs

Product Type:
Surge Protective Device
Voltage Rating:
120/240V
Connection Type:
Hardwired
Department:
Electrical
Product Group:
Wiring Devices
Product Subgroup:
Panelboards & Load Centers

ABB THOMESURGE – Frequently Asked Questions

1) Will the ABB THOMESURGE surge protective device work on a standard 120/240V residential panel?
Yes. The ABB THOMESURGE is rated 120/240V, which matches standard single-phase residential service, and it hardwires directly at the panelboard to protect the branch circuits downstream of it. If you're working a 208Y/120V three-phase service, this is the wrong device for that panel.
2) Does the ABB residential SPD plug into a breaker slot or does it wire in?
It wires in. The THOMESURGE is a hardwired device, so it lands on conductors at the panel rather than snapping into a breaker stab. Plan on a dedicated two-pole breaker feed and leads run into the panel gutter, and keep the lead length short since lead length affects let-through voltage on any panel-mounted SPD.
3) Can I use the ABB THOMESURGE surge protective device on a three-phase commercial panel?
No. The ABB THOMESURGE is rated 120/240V, which is standard single-phase residential service, and it is purpose-built for residential panelboard protection. For a three-phase service, use a device rated for that system instead, such as the Square D Surgelogic EMD25, which is a 500kA 208Y/120V three-phase four-wire surge protective device. Confirm the voltage and phase configuration on the panel nameplate before selecting, since an SPD applied to the wrong system voltage will not protect correctly.
4) What is the Eaton equivalent of the ABB THOMESURGE residential surge protective device?
The closest Eaton counterpart is the BRNSURGE10, a BR Series two-pole 10kA surge protective device. Both are panel-mounted residential-style SPDs, but the Eaton unit is built around Eaton's BR Series load center breaker footprint and mounts as a two-pole device in a BR panel, while the ABB THOMESURGE is a hardwired 120/240V unit that lands directly at the panelboard. If the home's existing load center is an Eaton BR panel, the BRNSURGE10 drops into the breaker spaces; for a hardwired connection into any 120/240V residential service, the ABB THOMESURGE is the direct fit.
5) Is one ABB THOMESURGE enough to protect a whole house, or do I need point-of-use protection too?
A panel-mounted SPD like the THOMESURGE is the first stage. It sits at the service panel and knocks down transients coming in from utility switching, lightning-induced surges, and internal load switching before they reach branch circuits. Sensitive electronics, home theater, and network gear still benefit from a second stage at the receptacle. Treat the panel device as the foundation, not the only layer.
6) How does the ABB THOMESURGE compare to the Eaton BRNSURGE10 for a house panel?
Both are residential panel surge devices. The Eaton BRNSURGE10 is built to the BR Series, so it's the choice when the panel is an Eaton BR loadcenter and you want a device matched to that line. The ABB THOMESURGE is a hardwired 120/240V unit that lands on conductors rather than being tied to one manufacturer's breaker footprint, which makes it the more flexible pick across mixed panel brands.
7) Can the ABB residential SPD be added to an existing panel, or is it new construction only?
Either. Because it's a hardwired device landed at the panelboard, it goes into new construction just as readily as an existing panel during an upgrade or retrofit. The practical limit is panel space and gutter room for the leads and the feeding two-pole breaker, not the device itself.
8) What is the difference between the ABB THOMESURGE and the Square D Surgelogic EMD25?
They serve different classes of service. The ABB THOMESURGE is a hardwired 120/240V residential SPD intended for single-family panelboards and whole-home branch circuit protection. The Square D EMD25 is part of the Surgelogic line and is rated 500kA at 208Y/120V for three-phase, four-wire systems, which is a commercial or light-industrial distribution configuration. Choose by the service you are protecting: single-phase 120/240V residential goes to the ABB unit, a 208Y/120V three-phase panel goes to the Surgelogic.
9) I am standardizing surge protection across a multi-family property with both apartment panels and a house panel. Which devices should I be looking at?
Split the specification by service type. Individual dwelling-unit panels on 120/240V single-phase service take the ABB THOMESURGE, a hardwired residential SPD that mounts at the panelboard and covers the downstream branch circuits. The house or common-area panel, if it is a 208Y/120V three-phase four-wire distribution panel, takes a device rated for that system such as the Square D Surgelogic EMD25 at 500kA. If some unit panels are Eaton BR load centers, the Eaton BRNSURGE10 is a two-pole 10kA BR Series device that occupies breaker spaces in those panels.
10) Do I need breaker spaces in the panel for the ABB THOMESURGE like I do for a breaker-style surge device?
The ABB THOMESURGE uses a hardwired connection, meaning it lands by conductors at the panelboard rather than clipping onto the bus as a breaker would. A breaker-style alternative is the Eaton BRNSURGE10, a two-pole BR Series device that takes two breaker positions in a compatible BR load center. If the panel is full and you have no spare poles, the hardwired ABB unit avoids competing for bus space; if you prefer a plug-on device and the panel is Eaton BR, the BRNSURGE10 is the route.
11) How is the ABB THOMESURGE packaged and ordered?
It ships 1 EA under manufacturer part number THOMESURGE, single model with no finish, voltage, or trim options to specify. For a property manager standardizing surge protection across a portfolio of single-family units or townhomes, that means one part number covers every 120/240V panel.
How fast can I get the ABB THOMESURGE delivered?
Most orders ship the same day from our distribution partners, with quick delivery throughout the continental U.S. Need it urgently? Contact Us for expedited shipping options.
Can I return it if it doesn’t work for me?
Yes—ZenSupply offers a hassle-free return policy. If the product isn’t the right fit, reach out to our support team for a return authorization or setup a return by following our return instructions.
Does the ABB THOMESURGE come with a warranty?
Absolutely. The ABB THOMESURGE is backed by a manufacturer’s warranty. For full warranty terms, check the product documentation or Contact Us.
How do I get technical support or installation help for the ABB THOMESURGE?
You can call, text, or email our expert support team for fast answers. We’re here to help with product selection, installation tips, and troubleshooting. Contact Us
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