Emergency Stop Device 4-Pole Contacts in 316 Stainless Steel (ESL-SS)

IDEM’s 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.


  • Body Material: Rugged 316 Grade Stainless Steel
  • Ingress Protection: IP69K
  • Contacts: 4NC, 3NC + 1NO or 2NC + 2NO
  • Conduits: 3 x M20 or ½” NPT
Part Number Part Description Connection Type Contacts Gold Contacts
232001 ESL-SS M20 2NC 2NO M20 2NC 2NO No
232002 ESL-SS ½”NPT 2NC 2NO ½”NPT 2NC 2NO No
232002-GC ESL-SS ½”NPT 2NC 2NO with Gold Contacts ½”NPT 2NC 2NO Yes
232003 ESL-SS M20 3NC 1NO M20 3NC 1NO No
232003-GC ESL-SS M20 3NC 1NO with Gold Contacts M20 3NC 1NO Yes
232004 ESL-SS ½”NPT 3NC 1NO ½”NPT 3NC 1NO No
232005 ESL-SS M20 4NC M20 4NC No
232006 ESL-SS ½”NPT 4NC ½”NPT 4NC No

Important Note
When required by local regulations, please affix the supplied yellow emergency stop sticker.

Technical Data
ApprovalscULus
TechnologyEmergency Stop, Twist-To-Release
Housing Material316 Grade Stainless Steel
Button MaterialUV Resistant Polyester
Safety Contact typeIEC 60947-5-1 Double break Type Zb
TerminationClamp up to 2.5 sq. mm conductors
RatingUtilisation Category : AC15
Operational RatingAC15 A300 240V. 3A /120V 6A. ac
Thermal Current (Ith)10A.
Rated Insulation Voltage (Ui)500V
Withstand Voltage (Uimp)2500V.
Short Circuit Overload ProtectionFuse Externally 10A. (FF)
Operating Temperature-25 ... +80 °C
Enclosure ProtectionIP67, IP69K (NEMA 6)

Safety Classification and Reliability Data
Mechanical Reliability B10d1.5 x 10 6 operations at 100mA load
ISO 13849-1up to PLe depending upon system architecture
EN 62061up to SIL3 depending upon system architecture
Safety Data - Annual Usage8 cycles per hour / 24 hours per day / 365 days MTTFd 214 years

INFORMATION WITH REGARD TO UL508
Type 1 Enclosure Contact Blocks A300 230V/3A 120V/6A Wire range: 16AWG – 12AWG Stranded Copper Conductors Terminal Torque 7lb/in (0.8Nm) 24V LED (if fitted) powered by LVLC or Class 2 only.