Pyroswitch – PSS-4 (NC)
Battery Disconnection Switch PSS-4

A pyrotechnical actuator separates the electric connection irreversibly. Pyrotechnical actuator is to be installed in EV vehicles and hybrid vehicles. It is triggered by the ECU, and is used to separate the motion battery from the electrical system.

Product highlights

  • 0.1 milliseconds separation time
  • For electrical cars
  • High and low circuit

Product details

Switching capacity
540V / 15.000A/inductive load
(time constant <0.5ms)

Opening time (RT)
< 2 ms at 1.75 A / 0.5 ms

Functioning temperature range
-40°C / +125°C

Rating current
350 A at 105 °C

Maximum current
25000 A for 0.05s


AABC Europe in Strasbourg 2019

Pyroswitch at "AABC Europe in Strasbourg" 

Autoliv Pyroswitch at AABC Europe. The AABC Europe as more European nations and international automotive OEMs make their own commitment to vehicle electrification, we are excited to carry that momentum forward for 2019.

Autoliv will take the opportunity to use this important conference to get in contact with international customers and decision-makers to show and discuss the potential of our safety products.

visit us at booth 702.



Request form

Request for information, samples and offers.