Mersen's Surge-Trap® Type 1 SPD is a fail-safe and economical solution for applications that require a NEMA-style SPD. It is UL 1449 Third Edition approved and offers a wide range of voltage configurations to meet all needs in its class. The Surge-Trap Type 1 SPD features Mersen's patented TPMOV® technology eliminating the need for additional overcurrent protection, thus providing substantial cost savings. 240 Volts 3P Delta system type nema 4X .

The Surge-Trap® Type 1 XR Series meets requirements for UL1449 Third Edition and is ideal for the replacement of surge arrestors. The XR Series SPD feature TPMOV® technology inside making them the safest product available. With a small, compact design and line or load installation flexibility the XR series is the perfect fi from service entrance all the way down to a specific control panel. 120/208 Volts 3P Wye system type with N-G mode .

The Surge-Trap® Type 1 XR Series meets requirements for UL1449 Third Edition and is ideal for the replacement of surge arrestors. The XR Series SPD feature TPMOV® technology inside making them the safest product available. With a small, compact design and line or load installation flexibility the XR series is the perfect fi from service entrance all the way down to a specific control panel. 347/600 Volts 3P Wye system type with alarm .

The Surge-Trap® Type 1 XR Series meets requirements for UL1449 Third Edition and is ideal for the replacement of surge arrestors. The XR Series SPD feature TPMOV® technology inside making them the safest product available. With a small, compact design and line or load installation flexibility the XR series is the perfect fi from service entrance all the way down to a specific control panel. 120/240 Volts split phase system type with N-G mode .

The Mersen STP347P07M is a Surge-Trap Pluggable STP Series Surge Protective Device (SPD) featuring Mersen’s TPMOV® technology. This no-fuse, failsafe surge suppressor eliminates the need for additional overcurrent protection. Designed for 347/600V Wye systems, it offers a 75kA short circuit current rating, making it suitable for most industrial control panels. The device mounts on a 35mm DIN rail, includes a visual indicator (green/red), and provides a remote indicator via Form C dry contacts. With a compact footprint and UL94 V0 flame rating, it operates from -40°C to +85°C. No external fuses required.

The Mersen STP240SN07 Surge-Trap Pluggable SPD is a no-fuse, failsafe surge suppressor designed for industrial control panels. It features Mersen’s proprietary TPMOV® technology, eliminating the need for additional overcurrent protection. This DIN-rail mountable device includes a fail-safe self-protected design, a visual indicator, and a small footprint. A remote indicator outputs status to critical control circuitry. With a high short circuit current rating, it is suitable for most industrial applications. The STP240SN07 operates at 24V DC and is built for reliable performance in demanding environments.

The Mersen STP208Y07M Surge-Trap Pluggable STP Series Surge Protective Device (SPD) is a no-fuse, failsafe surge suppressor featuring Mersen’s proprietary TPMOV® technology. This DIN-rail mountable SPD eliminates the need for additional overcurrent protection, reducing panel space and wiring complexity. It includes a visual indicator and a remote indicator for status monitoring of critical control circuitry. With a high short circuit current rating, the STP208Y07M is designed for industrial control panels requiring reliable surge protection without fuse dependency. The compact footprint and self-protected design make it a practical choice for modern industrial environments.

The Mersen Surge-Trap Pluggable STP Series STP480Y07M is a no-fuse, failsafe surge protective device (SPD) designed for industrial control panels. It features Mersen’s TPMOV® technology, eliminating the need for additional overcurrent protection. This DIN-rail mountable SPD offers a fail-safe, self-protected design with a visual indicator and a compact footprint. A remote indicator is available for status monitoring of critical control circuitry. Its high short circuit current rating makes it suitable for a wide range of industrial applications.

The Mersen STP690YN07M Surge-Trap Pluggable STP Series Surge Protective Device (SPD) is a no-fuse, failsafe surge suppressor designed for industrial control panels. Built with Mersen’s proprietary TPMOV® technology, it eliminates the need for additional overcurrent protection, simplifying installation and reducing system complexity. This DIN-rail mountable SPD features a compact footprint, a visual indicator for immediate status feedback, and a remote indicator to relay critical control circuitry status. With a high short circuit current rating, it meets the demands of most industrial environments. The failsafe self-protected design ensures reliable operation even under transient surge conditions, making it ideal for protecting sensitive control systems, automation equipment, and machinery from voltage spikes. No external fuses or additional components are required, streamlining panel design and reducing maintenance overhead.

The Mersen Surge-Trap Pluggable STP Series Surge Protective Device (SPD), SKU STP690Y07M, is a no-fuse, failsafe surge suppressor designed for industrial control panels. It features Mersen’s TPMOV® technology, eliminating the need for additional overcurrent protection. This DIN-rail mountable SPD offers a fail-safe, self-protected design with a visual indicator for status monitoring. A remote indicator is also included to signal critical control circuitry. Its high short circuit current rating ensures suitability for a wide range of industrial applications.

The Mersen STP690Y07 is a pluggable Surge-Trap SPD (SKU: STP690Y07) featuring Mersen’s TPMOV® technology. This no-fuse, failsafe surge suppressor eliminates the need for additional overcurrent protection, simplifying panel design. It mounts directly to a DIN rail, includes a visual indicator, and offers a compact footprint. A remote indicator provides status feedback to critical control circuits. With a high short-circuit current rating, it is suitable for most industrial control panels. Designed for reliability in harsh environments.

The Mersen Surge-Trap Pluggable STP Series STP480HN07 is a no-fuse, failsafe surge protective device (SPD). It features Mersen’s TPMOV® technology, eliminating the need for additional overcurrent protection. This DIN-rail mountable unit offers a fail-safe self-protected design with a visual indicator and a compact footprint. A remote indicator is available to signal the status of critical control circuitry. Its high short circuit current rating makes it suitable for integration into most industrial control panels. Manufactured in the US.