EP Series

Explosion proof pushbutton
Ex db / Ex tb – IP66

Pushbutton series EP is a spring return type. So after manual release the device will return to the initial condition. Push button series EP can be installed up to 4 electrical contacts or normally close or normally open or both type.

The device is extremely compact but with high resistance. It is suitable to be installed in classified harzardous area Zone 1 and Zone 21.
It is also certified for mines group I M2 (with metal ring proctection).


  • Type of protection: Ex db / Ex tb

  • Degree of protection: IP66

  • Certified for:

    • Gas group IIC
    • Dust group IIIC
    • Mines group I M2
  • Max operating temperature: -60°C ÷ +180°C

  • Material used:

    • Nickel plated brass
    • Stainless Steel AISI 316L
  • ISO 262 Threads: M20x1.5 or M25x1.5

  • Max rated voltage: 690Vac / 440Vdc

  • Max rated current: 10A

  • Rated cross-section: 0,5 ÷ 2,5mm2
Command and signal units EP Series
Certificazione CE - RIBCO S.r.l.

Assembly instructions 

Safety instructions 

IECEx Conformity 

ATEX Certificate 

IECEx Certificate 

Other options available

Explosionproof Pushbutton spring return for hazardous area series EP3

EP3 – Up to 6 electrical contacts

Explosionproof Pushbutton spring return for hazardous area Series EPG

EPG – Body M20 and ring ø26