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Schneider XB4-BD21 22mm Selector Switch 1NO 600V
Schneider XB4-BD21 22mm Selector Switch 1NO 600V - Image 2
Schneider XB4-BD21 22mm Selector Switch 1NO 600V - Image 3

Schneider XB4-BD21 22mm Selector Switch 1NO 600V

Manufacturer: Schneider Electric
Model: XB4-BD21
Series: Harmony XB4 Metal Range
Type: 22mm Black Selector Switch, Stay-put (2-position)
Contact Configuration: 1NO (Normally Open)
Rated Operational Voltage: 600V AC / 690V Max
Rated Thermal Current (Ith): 10A
Mechanical Durability: 1,000,000 cycles
Electrical Durability: 300,000 cycles
Mounting Diameter: Ø22 mm
Material: Metal Bezel, Plastic Body
Protection Rating: IP66, IP67, IP69, Type 4X, 13
Operating Temperature: -40°C to +70°C

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Product Description

The Schneider XB4-BD21 is a 22mm black selector switch from the Harmony XB4 metal series, designed for reliable manual control in industrial panels. Featuring a 2-position stay-put mechanism and 1 normally open (1NO) contact, it offers high mechanical endurance and electrical reliability up to 600V. Its robust metal construction ensures long service life, making it ideal for machinery, automation, and control applications in demanding environments.

Standard Features

  • Manual Control: Provides reliable manual operation for circuit and equipment control

  • Stay-put Mechanism: Two fixed selector positions (maintained) for clear status indication

  • High Durability: Long mechanical life with metal bezel and robust internal mechanism

  • Electrical Reliability: 1NO contact rated up to 600V for stable operation under heavy-duty conditions

  • Easy Installation: Snap-fit contact blocks and 22mm mounting hole for quick panel assembly

  • Protection Grade: IP66/IP67/IP69 ensures resistance to dust, oil, and water ingress

  • Compatibility: Fully compatible with Harmony XB4 and XB5 range accessories

  • Application: Ideal for control cabinets, automation panels, and industrial machinery

Technical Specifications

ParameterSpecification
Product Type22mm Black Selector Switch, 2-Position Stay-put
Contact Type1 Normally Open (1NO)
Rated Voltage600V AC (690V Max)
Rated Thermal Current10A
Mounting Hole DiameterØ22 mm
Bezel MaterialMetal Chrome-Plated
Operating Positions2 (Maintained, Stay-put)
Operating Temperature Range-40°C to +70°C
Mechanical Durability1,000,000 operations
Electrical Durability300,000 operations at 240V AC
Ingress ProtectionIP66, IP67, IP69, Type 4X, 13
Standards ComplianceIEC 60947-5-1, UL 508, CSA C22.2 No.14
Mounting TypePanel Mount with Fixing Collar
Series CompatibilityHarmony XB4 and XB5 Series Accessories

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