- Thermoplastic or stainless steel enclosure
- Power supply: Lithium battery
- sWave® wireless technology
ES 41 / EM 41
- Metal enclosure
- Slow or snap action
- 3 cable entries M16 x 1.5
- Gold-plated contacts available on request
- Versions for low temperatures down to -35 °C or high temperatures up to +180 °C available - see chapter
/ ES 41 -35°C ... +180°C Extreme >
- When used as safety switch, secure the enclosure against slipping with appropriate means, e.g. pinning (only for ES 41).

Available on request:
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Technical data
Applied standards | EN ISO 13849-1, EN 60947-5-1, EN ISO 14119 |
---|---|
Enclosure | aluminium die-cast, powder-coated |
Switch type | type 1 |
Coding level | no coding |
Degree of protection | IP 65 to IEC/EN 60529 |
B10d (10 % load) | 2 million |
TM | max. 20 years |
Contact material | silver |
Switching system | slow or snap action; slow action: positive break NC contacts ![]() |
Switching elements | 1 NC/1 NO contact or 2 NC contacts |
Connection | screw connection terminals |
Cable cross-section | max. 2.5 mm² (incl. conductor ferrules) |
Cable entry | 3 x M16 x 1.5 |
Rated impulse withstand voltage Uimp | 4 kV |
Rated insulation voltage Ui | 400 V |
Conventional thermal current Ithe | 6 A |
Utilisation category | AC-15 |
Rated operating current/voltage Ie/Ue | 6 A/400 VAC |
Short-circuit protection | 6 A gG/gN fuse |
Mechanical life | > 1 million operations |
Operation cycles | max. 3600/h |
Ambient temperature | –20 °C … +80 °C |
Repeat accuracy of switching points | ± 0.1 mm |
Approvals | ![]() ![]() |
Ordering details
Plunger, * with safety function

ES 41 1Ö/1S * | stock type Standard versions, in stock or available at short notice | 1046253 | ||
ES 41 1S/1Ö UE * | 1046494 | |||
ES 41 2Ö * | 1046518 | |||
EM 41 1Ö/1S | stock type Standard versions, in stock or available at short notice | 1046364 | ||
Plunger with collar W, * with safety function

ES 41 W 1Ö/1S * | stock type Standard versions, in stock or available at short notice | 1046267 | ||
ES 41 W 1S/1Ö UE * | on request Produced to order. | |||
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants. | ||||
ES 41 W 2Ö * | on request Produced to order. | |||
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants. | ||||
EM 41 W 1Ö/1S | stock type Standard versions, in stock or available at short notice | 1046376 | ||
Adjustable plunger ST, * with safety function

ES 41 ST 1Ö/1S * | 1046278 | |||
ES 41 ST 1S/1Ö UE * | on request Produced to order. | |||
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants. | ||||
ES 41 ST 2Ö * | on request Produced to order. | |||
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants. | ||||
EM 41 ST 1Ö/1S | 1046380 | |||
Adjustable plunger with collar WST, * with safety function

ES 41 WST 1Ö/1S * | on request Produced to order. | |||
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants. | ||||
ES 41 WST 1S/1Ö UE * | on request Produced to order. | |||
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants. | ||||
ES 41 WST 2Ö * | 1046523 | |||
EM 41 WST 1Ö/1S | 1046382 | |||
Ball plunger KU, * with safety function

ES 41 KU 1Ö/1S * | 1046277 | |||
ES 41 KU 1S/1Ö UE * | on request Produced to order. | |||
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants. | ||||
ES 41 KU 2Ö * | 1046521 | |||
EM 41 KU 1Ö/1S | 1046379 | |||
Cap with collar WK, * with safety function

ES 41 WK 1Ö/1S * | stock type Standard versions, in stock or available at short notice | 1046283 | ||
ES 41 WK 1S/1Ö UE * | on request Produced to order. | |||
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants. | ||||
ES 41 WK 2Ö * | on request Produced to order. | |||
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants. | ||||
EM 41 WK 1Ö/1S | 1046383 | |||
Roller plunger R, * with safety function

ES 41 R 1Ö/1S * | stock type Standard versions, in stock or available at short notice | 1046284 | ||
ES 41 R 1S/1Ö UE * | 1046500 | |||
ES 41 R 2Ö * | stock type Standard versions, in stock or available at short notice | 1046525 | ||
EM 41 R 1Ö/1S | stock type Standard versions, in stock or available at short notice | 1046384 | ||
Roller plunger with collar WR, * with safety function

ES 41 WR 1Ö/1S * | 1046296 | |||
ES 41 WR 1S/1Ö UE * | on request Produced to order. | |||
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants. | ||||
ES 41 WR 2Ö * | 1046527 | |||
EM 41 WR 1Ö/1S | 1046390 | |||
Roller lever H, * with safety function

ES 41 H 1Ö/1S * | stock type Standard versions, in stock or available at short notice | 1046298 | ||
ES 41 H 1S/1Ö UE * | 1046502 | |||
ES 41 H 2Ö * | 1046528 | |||
EM 41 H 1Ö/1S | stock type Standard versions, in stock or available at short notice | 1046392 | ||
Roller lever with collar WH, * with safety function

ES 41 WH 1Ö/1S * | stock type Standard versions, in stock or available at short notice | 1046305 | ||
ES 41 WH 1S/1Ö UE * | 1046504 | |||
ES 41 WH 2Ö * | stock type Standard versions, in stock or available at short notice | 1046529 | ||
EM 41 WH 1Ö/1S | stock type Standard versions, in stock or available at short notice | 1046408 | ||
Long roller lever HL, * with safety function

ES 41 HL 1Ö/1S * | stock type Standard versions, in stock or available at short notice | 1046316 | ||
ES 41 HL 1S/1Ö UE * | 1046505 | |||
ES 41 HL 2Ö * | 1046531 | |||
EM 41 HL 1Ö/1S | stock type Standard versions, in stock or available at short notice | 1046417 | ||
Long roller lever with collar WHL, * with safety function

ES 41 WHL 1Ö/1S * | 1046318 | |||
ES 41 WHL 1S/1Ö UE * | on request Produced to order. | |||
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants. | ||||
ES 41 WHL 2Ö * | 1046532 | |||
EM 41 WHL 1Ö/1S | 1046421 | |||
Parallel roller lever PH, * with safety function

ES 41 PH 1Ö/1S * | 1046324 | |||
ES 41 PH 1S/1Ö UE * | on request Produced to order. | |||
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants. | ||||
ES 41 PH 2Ö * | on request Produced to order. | |||
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants. | ||||
EM 41 PH 1Ö/1S | 1046431 | |||
Parallel roller lever with collar WPH, * with safety function

ES 41 WPH 1Ö/1S * | 1046325 | |||
ES 41 WPH 1S/1Ö UE * | on request Produced to order. | |||
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants. | ||||
ES 41 WPH 2Ö * | 1046539 | |||
EM 41 WPH 1Ö/1S | 1046434 | |||
Offset roller lever HK

ES 41 HK 1Ö/1S | 1046321 | |||
ES 41 HK 2Ö | on request Produced to order. | |||
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants. | ||||
EM 41 HK 1Ö/1S | 1046426 | |||
Offset roller lever with collar WHK

ES 41 WHK 1Ö/1S | 1046323 | |||
ES 41 WHK 2Ö | 1046534 | |||
EM 41 WHK 1Ö/1S | 1046427 | |||
Rocking lever D

ES 41 D 1Ö/1S | stock type Standard versions, in stock or available at short notice | 1046327 | ||
ES 41 D 1S/1Ö UE | on request Produced to order. | |||
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants. | ||||
ES 41 D 2Ö | stock type Standard versions, in stock or available at short notice | 1046540 | ||
EM 41 D 1Ö/1S | stock type Standard versions, in stock or available at short notice | 1046438 | ||
Long rocking lever DL

ES 41 DL 1Ö/1S | stock type Standard versions, in stock or available at short notice | 1046336 | ||
ES 41 DL 1S/1Ö UE | on request Produced to order. | |||
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants. | ||||
ES 41 DL 2Ö | 1046543 | |||
EM 41 DL 1Ö/1S | 1046448 | |||
Adjustable rocking lever DS

ES 41 DS 1Ö/1S | 1046345 | |||
ES 41 DS 1S/1Ö UE | on request Produced to order. | |||
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants. | ||||
ES 41 DS 2Ö | on request Produced to order. | |||
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants. | ||||
EM 41 DS 1Ö/1S | stock type Standard versions, in stock or available at short notice | 1046463 | ||
Spring-rod lever DF

ES 41 DF 1Ö/1S | 1046344 | |||
ES 41 DF 1S/1Ö UE | on request Produced to order. | |||
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants. | ||||
ES 41 DF 2Ö | on request Produced to order. | |||
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants. | ||||
EM 41 DF 1Ö/1S | 1046460 | |||
Rod lever DD

ES 41 DD 1Ö/1S | 1046343 | |||
ES 41 DD 1S/1Ö UE | on request Produced to order. | |||
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants. | ||||
ES 41 DD 2Ö | on request Produced to order. | |||
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants. | ||||
EM 41 DD 1Ö/1S | stock type Standard versions, in stock or available at short notice | 1046454 | ||
Long spring rod TL

ES 41 TL 1Ö/1S | on request Produced to order. | |||
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants. | ||||
ES 41 TL 2Ö | on request Produced to order. | |||
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants. | ||||
EM 41 TL 1Ö/1S | 1046468 | |||
Spring rod with steel tip TF

ES 41 TF 1Ö/1S | 1159563 | |||
ES 41 TF 2Ö | on request Produced to order. | |||
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants. | ||||
EM 41 TF 1Ö/1S | 1046471 | |||
Long spring rod with steel tip TFL

ES 41 TFL 1Ö/1S | 1167396 | |||
ES 41 TFL 2Ö | 1053803 | |||
EM 41 TFL 1Ö/1S | 1046481 | |||
Spring rod with plastic tip TK

ES 41 TK 1Ö/1S | on request Produced to order. | |||
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants. | ||||
ES 41 TK 2Ö | 1046547 | |||
EM 41 TK 1Ö/1S | stock type Standard versions, in stock or available at short notice | 1046477 | ||