Why Choose the Mersen 83120001 Surge-Trap Cartridge?
The Mersen 83120001 is a compact Surge-Trap pluggable surge protection cartridge designed for use with compatible Mersen Type 1+2 surge protective devices. It helps maintain dependable protection against transient overvoltages caused by lightning currents and switching surges in industrial, commercial and electrical distribution systems.
Also identified as SP12-12K150V, this replacement cartridge is part of Mersen's STP T12 12.5 surge protection range. It is designed for Type 1+2 / Class I+II surge protection applications and supports a 12.5 kA lightning impulse current rating, making it suitable for incoming supply protection and coordinated surge protection systems.
With a 150 V maximum continuous operating voltage and a 120 V nominal voltage, the Mersen 83120001 is suitable for compatible low-voltage surge protection assemblies. Its pluggable cartridge design allows fast replacement, helping reduce downtime and maintain safe operation of electrical equipment.
Key Advantages
- Replacement surge protection cartridge for Mersen Surge-Trap devices.
- Type 1+2 / Class I+II protection for lightning and transient overvoltage applications.
- 12.5 kA lightning impulse current rating for robust surge protection.
- 150 V Uc rating for compatible low-voltage electrical systems.
- Pluggable format supports quick cartridge replacement.
- Suitable for industrial, commercial and building services installations.
Key Features
- Mersen Surge-Trap STP T12 12.5 series.
- SP12-12K150V replacement cartridge.
- Type 1+2 / Class I+II surge protection.
- 12.5 kA impulse discharge current.
- 150 V maximum continuous operating voltage.
- 120 V nominal voltage.
- Designed for compatible DIN rail surge protection bases.
- Helps protect electrical equipment from transient voltage surges.
Reliable Surge Protection Maintenance
Surge protection cartridges such as the Mersen 83120001 help keep surge protective devices operational after exposure to transient overvoltages. Replacing a worn or end-of-life cartridge helps maintain protection for connected electrical equipment and distribution systems.
The Type 1+2 protection rating makes this cartridge suitable for combined lightning current and surge protection applications. It is commonly used where incoming power supplies, control panels and sensitive electrical equipment need dependable protection from damaging voltage spikes.
Typical Applications
- Industrial power distribution panels.
- Commercial electrical installations.
- Incoming supply surge protection systems.
- Automation and control cabinets.
- Building services and low-voltage distribution systems.
- Electrical systems requiring Type 1+2 surge protection.
