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A 175V Surge Protective Device (SPD) is a Class II or Type 2 SPD, frequently DIN-rail mounted for 120V AC systems. These devices feature a
(Maximum Continuous Operating Voltage) of 175V, limiting voltage to protect 120V circuits from spikes. Common specs include 20kA–40kA surge current and visual indicators (green/red).
Key Features and Technical Specifications:
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Web results
ABB OVRT240150PTSU Surge Protection Device, >0.1 ...
Amazon.com
https://www.amazon.com › ...
Amazon.com
https://www.amazon.com › ...
Buy ABB OVRT240150PTSU Surge Protection Device, >0.1 mA, 175 V, 40 kA Short Circuit: Surge Protectors - Amazon.com ✓ FREE DELIVERY possible on eligible ...
30-day returns
U41P40175 - Surge Protection Devices (SPD) - Noark
noark-electric.com
https://products.na.noark-electric.com › products
noark-electric.com
https://products.na.noark-electric.com › products
Description. Surge Protection / Protective Device (SPD) - UL 1449 - for type 4CA applications - NOARK (U4 series) - L-N / N-PE 20kA (8/20µs) UL nominal ...Read more
SP07U175 Surge Protection
Mersen
https://us.mersen.com › products › surge-trap-pluggabl...
Mersen
https://us.mersen.com › products › surge-trap-pluggabl...
A no-fuse, failsafe surge suppressor featuring Mersen's TPMOV® technology inside – no need for additional overcurrent protection.Read more
Surge Protection Devices (SPD) (SolaHD (Sola Hevi-Duty))
Lydey Automation
https://store.lydey.com › products › DRS175
Lydey Automation
https://store.lydey.com › products › DRS175
DRS175 - 3-stage Surge suppressor / surge protection device (SPD) / arrester - hybrid GDT - Emerson / SolaHD Sola/Hevi-Duty (Edco DRS Eco series) - SPD MOD ...
Surge Protect - OVR SPD 3P+N 40KA 175V P
All Data Resource
https://www.alldataresource.com › ... › ABB
All Data Resource
https://www.alldataresource.com › ... › ABB
ABB OVRT23N40150 | Surge Protect - OVR SPD 3P+N 40KA 175V P. Tap or pinch to expand. ABB ...Read more
$781.83In stock2-day delivery90-day returns
AC 175V SPD surge protector 2 poles surge protection ...
eBay
https://www.ebay.com › ... › Circuit Breakers
eBay
https://www.ebay.com › ... › Circuit Breakers
AC 175V SPD surge protector 2 poles surge protection device ; Voltage protection level Up (kV), ≤1.2 ; Max. backup fuse(A), 100(gG) ; Response time tA, ≤25ns.Read more
$24.80In stockFree delivery
abb ovrt240150cu - surge protect - ovr spd 40ka 175v ...
All Data Resource
https://www.alldataresource.com › ... › ABB
All Data Resource
https://www.alldataresource.com › ... › ABB
ABB OVRT240150CU - SURGE PROTECT - OVR SPD 40KA 175V CARTRIDGE. Part Number: 620476. 0 Review(s) 0 0 5. Write a ReviewRead more
$114.39In stock2-day delivery90-day returns
People also ask
What is the difference between a surge protector and a SPD?
Surge arresters are used to protect line insulation in medium and high voltage power systems; SPDs are used to protect terminal equipment in low voltage power distribution and consumption systems. This is the difference between high-voltage and low-voltage system equipment.Dec 24, 2025
SPD, Surge Suppressor, And Surge Arrester Differences - Britec Electric
Britec Electric
https://www.britecelectric.com › blog › spd-surge-suppre...
Britec Electric
https://www.britecelectric.com › blog › spd-surge-suppre...
What is a good voltage for a surge protector?
rating– 330 V, 400 V and 500 V. Generally, a clamping voltage more than 400 V is too high. that is at least rated at 200 to 400 joules. For better protection, look for a rating of 600 joules or more.
What to Know About Surge Protectors | NMSU safety
the NMSU safety - New Mexico State University
https://safety.nmsu.edu › uploads › What-to-Know-Abou...
the NMSU safety - New Mexico State University
https://safety.nmsu.edu › uploads › What-to-Know-Abou...
Web results
Mersen SP07U175 Surge Protection Devices ...
RS – Industrial Solutions & Electronic Components
https://us.rs-online.com › product › mersen
RS – Industrial Solutions & Electronic Components
https://us.rs-online.com › product › mersen
Surge-Trap Pluggable Surge Protective Device (SPD) is a no-fuse, fail-safe surge suppressor featuring Mersen's patented TPMOV technology inside.
$164.61Out of stock
KZY2 1P 2P AC 120V 175V 20KA-40KA Protector Surge ...
Amazon.com
https://www.amazon.com › ...
Amazon.com
https://www.amazon.com › ...
KZY2 1P 2P AC 120V 175V 20KA-40KA Protector Surge Protective Device SPD with PE House Safety Electricity(1P 120V) - Amazon.com.
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Web results
Type 2 three phase ac surge protection device power SPD ...
Anhui Jinli Electric Tech. Co., Ltd
https://www.jinlispd.com › type-2-three-phase-ac-surge...
Anhui Jinli Electric Tech. Co., Ltd
https://www.jinlispd.com › type-2-three-phase-ac-surge...
AC power surge protective device is used in AC power supply system (50/60Hz) and low-voltage control system to protect from lightning striker and transient ...Read more
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