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C&K COMPONENTS 21100 Mains Power Switch

The C&K COMPONENTS NE-18 series mains/power switches are versatile components suitable for a wide range of applications in consumer electronics, audio equipment, and digital products. These switches offer chassis or panel mount options, providing flexibility in design and installation. They are available with various contact configurations to meet specific circuit requirements. The switches are RoHS compliant, ensuring environmental responsibility. Key specifications include a maximum AC/DC switching power of 1500/100W (NE18) and 1000/100W (NE18CTII), a maximum switching voltage of 250/100V, and a maximum inrush current of 36A (NE18) and 64A (NE18CTII). The switches are designed for durability and reliability, with an operating life of at least 10,000 cycles at maximum load.

Authorized Distributors
Source:Newark
Part No:21100
Stock:827
Inv Date:06-15-2026
Price: Unit price: $1.32
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Source:DigiKey
Part No:21-100
Stock:0
Inv Date:06-15-2026
Price: Unit price: $179.93
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Source:DigiKey
Part No:2110.0
Stock:0
Inv Date:06-15-2026
Price: Unit price: $0.8455
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Source:DigiKey
Part No:21100
Stock:0
Inv Date:06-15-2026
Price: Unit price: $191
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Source:DigiKey
Part No:21100
Stock:0
Inv Date:06-15-2026
Price: Unit price: $0.49748
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Part No:21100
Stock:0
Inv Date:06-16-2026
Price: N/A
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Part No:21100
Stock:0
Inv Date:06-16-2026
Price: N/A
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Part No:21100
Stock:0
Inv Date:06-16-2026
Price: N/A
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Part No:21100
Stock:0
Inv Date:06-15-2026
Price: Unit price: $12.92
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Authorized Distributors
Part No:21100
Stock:1655
Inv Date:06-15-2026
Price: Unit price: $0.3785
Buy/RFQ:
Part No:21100
Stock:1655
Inv Date:06-15-2026
Price: Unit price: $0.3785
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C&K COMPONENTS 21100 Mains Power Switch Specifications:

  • Power Contact Switching Power Max AC/DC: NE18: 1500/100 W, NE18CTII: 1000/100 W
  • Switching Voltage Max AC/DC: 250/100V
  • Switching Current Max AC/DC: NE18: 6 A / 1 A, NE18CTII: 4 A / 1 A
  • Inrush Current Max AC: NE18: 36 A, NE18CTII: 64 A
  • Dielectric Strength: 2000 V
  • Operating Life at Max Load: >=10,000 operations
  • Contact Resistance Initial: 50mΩ
  • Contact Resistance After 10,000 Operations: 70mΩ
  • Insulation Resistance: >=10^12 Ω
  • Low Voltage Contact Switching Power Max: 12W
  • Low Voltage Contact Switching Voltage Max: 24V
  • Low Voltage Contact Switching Current Max: 0.5A
  • Total Travel: 4.7mm
  • Latching Travel: 3.3mm
  • Operating Force (Without Auxiliary Contacts): NE18: 7N (700 grams), NE18CTII: 9.5N (950 grams)
  • Operating Force (With Auxiliary Contacts): NE18: 8N (800 grams), NE18CTII: 11N (1100 grams)
  • Sealing: Dust proof
  • Housing Actuator and Terminal Board: Thermoplastic polyester (UL 94V-0)
  • Movable Contact: Silver nickel alloy, silver plated
  • Fixed Contacts: Silver nickel alloy, silver plated
  • Common Contacts and Terminals: Copper alloy, silver plated
  • Return Spring: Music wire

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Frequently Asked Questions

Where can I buy C&K COMPONENTS 21100?

You can click on the BUY or RFQ button to purchase 21100 from an authorized C&K COMPONENTS distributor.

How do I troubleshoot issues or seek technical support for part 21100?

You can download the 21100 datasheet or visit the C&K COMPONENTS website for support.

Who is the manufacturer of 21100?

C&K COMPONENTS

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