




Documentation & Downloads

Schneider Electric ZB4BG3 Harmony XB4 Key Selector Switch Head, 22mm, IP66, Key 455, 3 Positions
- MPN: ZB4BG3
- PPN: SCH-ZB4BG3
CAD
$94.98
/ EA
Available to Ship Same/Next Business Day if In Stock and Ordered before 12:00 PM EST
Company Stock:
0
Loading dialog...
Looking to buy a large quantity?
To view product inventory
Description
Features
- This 22mm heavy-duty selector switch features a specialized Ronis 455 key profile with a "Stay-Put" mechanism, requiring a physical key to transition between the three distinct positions. By restricting access to critical machine functions, you effectively eliminate the risk of accidental activation or tampering in high-traffic industrial environments, ensuring only authorized operators can toggle system modes.
- The ZB4BG3 is precision-engineered to allow key removal only when the switch is in the center position. This mechanical safety feature provides an immediate visual and physical confirmation that the equipment is locked in its neutral state, preventing the machine from being left in an active run mode while the operator is away.
- Constructed with a high-strength, chrome-plated metal body, this actuator is built to endure the extreme mechanical stresses of industrial shop floors. The corrosion-resistant finish and rugged build quality provide superior impact resistance compared to plastic alternatives, ensuring long-term durability in environments exposed to oils, chemical washdowns, and heavy vibration.
- Carrying multiple ingress protection ratings, this head assembly is completely dust-tight and can withstand high-pressure, high-temperature water jets. This makes it the ideal choice for food processing, pharmaceutical, and outdoor applications where equipment must be sanitized or exposed to the elements without risking electrical failure or internal corrosion.
- Designed as part of the Schneider Electric Harmony XB4 range, this head unit easily attaches to standard ZB4 contact blocks and mounting collars via a simple, secure click-fit system. This modularity allows industrial electricians to quickly customize or replace control interfaces without rewiring the entire panel, significantly reducing labor costs and maintenance time.
Documentation & Downloads
Specifications
Additional
- Mounting Diameter
- 22 mm
- Operating Angle
- ±45°
- Shock Resistance
- 30 gn 18 ms, 50 gn 11 ms (half sine wave acceleration IEC 60068-2-27)
- Resistance to High Pressure Washer
- 7,000,000 Pa (1015 psi) at 55 °C for 0.1 m
- NEMA Degree of Protection
- NEMA 13, NEMA 4X
- Key Type
- Key 455
- Bezel Material
- Chromium plated metal
- Shape
- Round
- Overvoltage Category
- Class I IEC 60536
- Product Certifications
- UL Listed, CSA Certified, Lloyds Register of Shipping, BV, DNV, GL
- Protective Treatment
- TH
- Ambient Air Temperature for Storage
- -40 to 70 °C
- Device Presentation
- Basic element
- Operator Profile
- Black key switch
- Head Type
- Standard
- Type of Keylock
- Key 455
- Environmental Disclosure
- ENVPEP1808008EN
Accessories
Loading carousel layout...
Loading carousel layout...
Accessories
Loading carousel layout...
Loading carousel layout...
Similar Products
Loading carousel layout...
Loading carousel layout...
CAD
$94.98
/ EA
Available to Ship Same/Next Business Day if In Stock and Ordered before 12:00 PM EST
Company Stock:
0
Loading dialog...
Looking to buy a large quantity?
To view product inventory
CAD$94.98/ EA
Loading add to cart quantity...
















