Leading Manufacturer of Safety Interlock Switches and Machine Guard Safety Switch Devices for Automation and Process Safety

Explosion Proof Emergency Stop Button Station (ESL-SSP-EX)

The ESL-SS(P)-Ex heavy duty Emergency Stop Switches are designed to provide robust Emergency Stop protection for exposed conveyors or machines. The IP69K enclosure protection is maintained by a double seal gasket and anti-rust, stainless steel internal screws. The button shroud is designed to protect against accidental activation or damage.


  • Body Material: Rugged 316 Grade Stainless Steel
  • Ingress Protection: IP69K
  • Contacts: 2-Pole or 4-Pole Ex Rated Contact Blocks
  • Zones: 1, 21, 2, 22
  • Ex Marking: Exd IIC T6 (-20 ≤ Ta ≤ +60C) Gb / Ex tb IIIC T85C (-20 ≤ Ta ≤ +60C) Db
Part Number Part Description
232015 ESL-SS(P)-Ex 3M ‘1NC 1NO’
232016 ESL-SS(P)-Ex 3M ‘2NC’
232030 ESL-SS(P)-Ex 3M ‘2NC 2NO’

Important Note
Comes with 3m of pre-wired cable (longer available on request).
Where the risk assessment identifies that inadvertent operation of the E-Stop button may occur during use or breakage and loss of the button function is foreseen, it may be preferable to specify the protection shroud version.
When required by local regulations, please affix the supplied yellow emergency stop sticker.

Technical Data
ApprovalsIECEx, cULus on LS-Ex Internal Contact Block
TechnologyEmergency Stop, Twist-To-Release
Housing Material316 Grade Stainless Steel
Button MaterialUV Resistant Polyester
Operating Temperature-25 ... +80 °C
Enclosure ProtectionIP67, IP69K (NEMA 6)
Switching frequency (LS-Ex)1.0 Hz maximum
Mechanical Life Expectancy (LS-Ex)1,000,000 switches
Electrical Life Expectancy (LS-Ex)Tested to 1,000,000 cycles at 24V. 0.2A

Ex Classification
ATEX Zones 1,21,2,22
II 2G Ex mb IIC T6 Gb
II 2D Ex mb IIIC T80C Db