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MERSEN Surge Protection Device: Single Phase, 120V AC, 1 Poles, 2 Wires, L-N, 175 V AC - DIN Rail Internal-Mount SPDs
MERSENDIN Rail Internal-Mount SPDs

MERSEN Surge Protection Device: Single Phase, 120V AC, 1 Poles, 2 Wires, L-N, 175 V AC

The MERSEN STP120P07M is a single-phase, DIN-rail internal-mount surge protective device (SPD) rated for 120V AC with a 2-wire L-N protection mode. It features a maximum continuous operating voltage of 175V AC, a…

SKU 3G-OTH-22664

Brand
MERSEN
Item
Surge Protection Device: Single Phase, 120V AC, 1 Poles, 2 Wires, L-N, 175 V AC
Category
DIN Rail Internal-Mount SPDs
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Technical Specifications

MERSEN
Manufacturer Part Number
STP120P07M
Type
L-N, 600V (L-N)
AC
120V
Poles
1
Wires
2
Voltage
120V AC
Includes
Form C Dry Contact
Filtering
No
Mounting Style
DIN-Rail
Number of Wires
2 Wires
Enclosure Material
Polyethylene Terephthalate
Modes of Protection
L-N
Voltage Protection Rating
600V (L-N)
Short Circuit Current Rating
200kA
Max. Continuing Operating Voltage
175 V AC
View Full Spec Sheet

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

Product Description

The MERSEN STP120P07M is a single-phase, DIN-rail internal-mount surge protective device (SPD) rated for 120V AC with a 2-wire L-N protection mode. It features a maximum continuous operating voltage of 175V AC, a voltage protection rating of 600V (L-N), and a short-circuit current rating of 200kA. The unit includes a Form C dry contact and is housed in a polyethylene terephthalate enclosure.

Used in

Common applications for MERSEN
Power electronics protection — MERSEN A70Q series semiconductor fuses in variable frequency drives for motor control.
Surge protection for industrial panels — MERSEN STP480D07 SPDs in three-phase 480V AC distribution boards.
Control circuit overcurrent protection — MERSEN ATM series midget fuses in PLC and instrumentation cabinets.
Power distribution in manufacturing — MERSEN FSPDB4A finger-safe blocks in motor control centers for wire management.
DC bus protection in renewable energy — MERSEN A30QS series fuses in solar inverter DC inputs.
High-voltage semiconductor protection — MERSEN A70Q series fuses in welding equipment power supplies.

MERSEN Products

3G Electric supplies MERSEN din rail internal-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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MERSEN Surge Protection Device: Single Phase, 277V AC, 1 Poles, 2 Wires, L-N, 320 V AC, 600V (L-N) (MPN STP277P07). Key specifications — Voltage: 277V AC; Number of Wires: 2 Wires; Modes of Protection: L-N; Max. Continuing Operating Voltage: 320 V AC; Voltage Protection Rating: 600V (L-N); Short Circuit Current Rating: 200kA; Filtering: No; Enclosure Material: Polyethylene Terephthalate.
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MERSEN Surge Protection Device: Single Phase, 277V AC, 1 Poles, 2 Wires, L-N, 320 V AC, 600V (L-N) (MPN STP277P07). Key specifications — Voltage: 277V AC; Number of Wires: 2 Wires; Modes of Protection: L-N; Max. Continuing Operating Voltage: 320 V AC; Voltage Protection Rating: 600V (L-N); Short Circuit Current Rating: 200kA; Filtering: No; Enclosure Material: Polyethylene Terephthalate.
MERSEN Surge Protection Device: Single Phase, 120/240V AC, 2 Poles, 3 Wires, L-L/L-N, 175/350 V AC (MPN STP240S07). Key specifications — Voltage: 120/240V AC; Number of Wires: 3 Wires; Modes of Protection: L-N; Max. Continuing Operating Voltage: 175/350 V AC; Voltage Protection Rating: 600V (L-N); Short Circuit Current Rating: 200kA; Filtering: No; Enclosure Material: Polyethylene Terephthalate.
MERSEN
MERSEN Surge Protection Device: Single Phase, 120/240V AC, 2 Poles, 3 Wires, L-L/L-N, 175/350 V AC (MPN STP240S07). Key specifications — Voltage: 120/240V AC; Number of Wires: 3 Wires; Modes of Protection: L-N; Max. Continuing Operating Voltage: 175/350 V AC; Voltage Protection Rating: 600V (L-N); Short Circuit Current Rating: 200kA; Filtering: No; Enclosure Material: Polyethylene Terephthalate.
MERSEN Surge Protection Device: Single Phase, 120V AC, 1 Poles, 2 Wires, L-N, 175 V AC, 600V (L-N) (MPN STP120P07). Key specifications — Voltage: 120V AC; Number of Wires: 2 Wires; Modes of Protection: L-N; Max. Continuing Operating Voltage: 175 V AC; Voltage Protection Rating: 600V (L-N); Short Circuit Current Rating: 200kA; Filtering: No; Enclosure Material: Polyethylene Terephthalate.
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MERSEN Surge Protection Device: Single Phase, 120V AC, 1 Poles, 2 Wires, L-N, 175 V AC, 600V (L-N) (MPN STP120P07). Key specifications — Voltage: 120V AC; Number of Wires: 2 Wires; Modes of Protection: L-N; Max. Continuing Operating Voltage: 175 V AC; Voltage Protection Rating: 600V (L-N); Short Circuit Current Rating: 200kA; Filtering: No; Enclosure Material: Polyethylene Terephthalate.