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Schneider Electric ZB4BS944K2123E — Emergency Stop Pushbuttons

Schneider Electric ZB4BS944K2123E

MPNZB4BS944K2123E
Obsolete

Head for emergency switching off push button, Harmony XB4, red mushroom 40mm, 22mm trigger/latching key release, special key 2123E

Source DocumentedChannel stated on listing & quote
Condition PhotosReal unit photos / video on request
WhatsApp AnswersFast human replies for machine-down parts
Worldwide DispatchDHL/FedEx — transit quoted per order
Independent China distributor & sourcing agent· Listing updated Sep 2026

Specifications

ZB4BS944K2123E — Identification
ParameterValue
Product typeHead for emergency switching off push-button
Product rangeHarmony XB4
Device short nameZB4
Operator profileRed mushroom Ø 40 mm, unmarked
ZB4BS944K2123E — Function & Operation
ParameterValue
Signaling head shapeRound
ZB4BS944K2123E — Switching & Contacts
ParameterValue
Mechanical durability (cycles)300000 cycles
ZB4BS944K2123E — Mechanical
ParameterValue
Mounting diameter22 mm
ZB4BS944K2123E — Environmental
ParameterValue
IP protection ratingIP66 conforming to IEC 60529 IP67 IP69 IP69K
Operating temperature range-40...70 °C
Storage temperature range-40...70 °C
Vibration resistance5 gn (f= 2...500 Hz) conforming to IEC 60068-2-6
Shock resistance30 gn (duration = 18 ms) for half sine wave acceleration conforming to IEC 60068-2-27 50 gn (duration = 11 ms) for half sine wave acceleration conforming to IEC 60068-2-27
ZB4BS944K2123E — Approvals & Standards
ParameterValue
Standards / approvalsIEC 60947-5-5 GB 14048.5 IEC 60364-5-53 IEC 60947-5-4 IEC 60947-1 IEC 60204-1 CSA C22.2 No 14 JIS C8201-5-1 IEC 60947-5-1 ISO 13850 UL 508 JIS C8201-1
MPN
ZB4BS944K2123E