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Datasheet generated 2026-10-07
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Telemecanique Harmony XB4 Padlockable Selector Head, 2-Position (ZB4BJ291)

Telemecanique · Control & Automation · Pushbuttons & Pilot Lights
Part Number
ZB4BJ291  ·  HS 8538.90
Telemecanique Harmony XB4 Padlockable Selector Head, 2-Position (ZB4BJ291)

Telemecanique ZB4BJ291 is a Harmony XB4 selector switch head with a long black lever operator, providing two stay-put positions at 90° and padlockable locking in the left position. The chromium-plated metal bezel mounts in a standard 22 mm diameter cut-out and is rated for 1,000,000 mechanical operating cycles. Typical use is machine control panels requiring lockable mode selection.

Technical Specifications

Manufacturer part number (MPN)ZB4BJ291
EAN / GTIN3389110173338
Sales unitpcs
Package quantity100 pcs
Range of productHarmony XB4
Product or component typeHead for selector switch
Device short nameZB4
Bezel materialChromium plated metal
Mounting diameter22 mm
Head typeStandard
Sale per indivisible quantity1
Shape of signaling unit headRound
Type of operatorstay put
Operator profileBlack long handle
Operator additional informationPadlockable
Operator position information2 positions 90°
Locking positionOn the left
CAD overall width29 mm
CAD overall height38 mm
CAD overall depth50 mm
Product weight0.048 kg
Resistance to high pressure washer7000000 Pa at 55 °C, distance : 0.1 m
Mechanical durability1000000 cycles
Electrical composition codeC3 for <6 contacts using single blocks in front mounting; C4 for <6 contacts using single and double blocks in front mounting; C5 for <5 contacts using single blocks in front mounting; C6 for <5 contacts using single and double blocks in front mounting; C7 for <4 contacts using single blocks in front mounting; C8 for <4 contacts using single and double blocks in front mounting; C11 for <3 contacts using single blocks in front mounting; C15 for <1 contacts using single blocks in front mounting
Device presentationBasic element
Protective treatmentTH
Ambient air temperature for storage-40…70 °C
Ambient air temperature for operation-40…70 °C
Overvoltage categoryClass I conforming to IEC 60536
IP degree of protectionIP67 conforming to IEC 60529; IP69; IP69K
Enclosure TypeUL type 4X/13
IK degree of protectionIK06 conforming to IEC 50102
StandardsIEC 60947-5-5; IEC 60947-5-4; UL 508; IEC 60947-1; IEC 60947-5-1; CSA C22.2 No 14; JIS C8201-5-1; JIS C8201-1
Product certificationsCSA; DNV; BV; LROS (Lloyds register of shipping); UL listed
Vibration resistance5 gn (f= 2…500 Hz) conforming to IEC 60068-2-6
Shock resistance30 gn (duration = 18 ms) for half its wave acceleration conforming to IEC 60068-2-27; 50 gn (duration = 11 ms) for half its wave acceleration conforming to IEC 60068-2-27
Number of Units in Package 11
Number of Units in Package 2100
Country of originFR
Warranty (in months)18
Hole diameter22.5 mm
Number of switch positions2
Suitable for lightingNo
Spring-returnNo
Colour front ringChrome
Degree of protection (IP), front sideIP67/IP69K
Material front ringMetal
With front ringYes
Construction type lensRound
Type of control elementShort rotary handle
Colour control elementBlack
Switching function latchingYes

Properties

MOQ1

Cross-References

Attached Documents