SchneiderPushbuttons, Switches, Pilot Lights, Control Stations and Joysticks

ZB4BS964

Name: ZB4BS964
Brand: Schneider
SKU: ZB4BS964

The ZB4BS964 Harmony XB4 Emergency Stop Head is a reliable and durable solution for emergency shutdown applications, designed with a latched key release mechanism and IP66 rating for resistance to dust, water, and vibrations.

Product ModelZB4BS964

Product ID24414

Stock on Request

Last updated: 9/5/2026

Quantity

Key Features

1
FeatureImpact-resistant design for durability
2
FeatureDust, water, and vibration-resistant with IP66 rating
3
FeatureMetal bezel for added strength and durability
4
FeatureLatched key release mechanism for secure operation
5
FeatureIdeal for applications requiring high reliability and safety

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

Specifications may be subject to change without notice

Parameter

Value

Parameter

Value

Range of Product

Harmony XB4

Product or Component Type

Head for emergency switching off push-button

Device short name

ZB4

Bezel material

Chromium plated metal

Mounting diameter

0.9 in (22.5 mm)

Sale per indivisible quantity

Shape of signaling unit head

Round

Type of operator

trigger action and mechanical latching

Reset

Key release

Operator profile

Red mushroom Ã 60 mm, unmarked

Type of Keylock

Key 455

Key withdrawal position

Center

Head type

Standard

cap/operator or lens colour

Red

CAD overall width

2.4 in (60 mm)

CAD overall height

2.4 in (60 mm)

CAD overall depth

3.1 in (79 mm)

Net Weight

0.260 lb(US) (0.118 kg)

Resistance to high pressure washer

1015.3 psi (7000000 Pa) 131 °F (55 °C) 0.1 m

Mechanical durability

300000 cycles

Electrical composition code

C7 4 single front mountingC8 4 single and double front mountingC11 3 single front mountingC15 1 single front mountingC10 4 single and double front mounting

Device presentation

Basic element

Protective treatment

Ambient Air Temperature for Storage

-40...158 °F (-40...70 °C)

Ambient Air Temperature for Operation

-40...158 °F (-40...70 °C)

Electrical shock protection class

Class I IEC 61140

IP degree of protection

IP66 IEC 60529IP67IP69IP69K

NEMA degree of protection

NEMA 13NEMA 4XNEMA 4NEMA 12

IK degree of protection

IK03 conforming to IEC 50102

Standards

GB 14048.5IEC 60947-5-5IEC 60947-5-4CSA C22.2 No 14JIS C8201-5-1IEC 60204-1IEC 60364-5-53UL 508ISO 13850IEC 60947-1IEC 60947-5-1JIS C8201-1

Product Certifications

DNVUL ListedLROS (Lloyds register of shipping)BVCSA

Vibration resistance

5 gn 2...500 Hz)IEC 60068-2-6

Shock resistance

30 gn 18 ms) half sine wave acceleration IEC 60068-2-2750 gn 11 ms) half sine wave acceleration IEC 60068-2-27