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C&K COMPONENTS 21278 Mains Power Switch
The C&K COMPONENTS NE-18 series mains/power switches are versatile components suitable for a wide range of applications, including consumer electronics, audio equipment, and digital products. These switches feature chassis or panel mount options, various button styles, and multiple contact configurations to meet diverse design requirements. They are RoHS compliant and offer robust performance with switching power capabilities up to 1500W AC/DC and inrush currents up to 36A. The switches are available with standard and custom options, ensuring compatibility with various systems and designs. The NE-18 series is designed for reliable power switching in a variety of commercial and industrial applications.
C&K COMPONENTS 21278 Mains Power Switch Specifications:
- Power Contact Switching Power Max AC/DC (NE18): 1500/100 W
- Power Contact Switching Power Max AC/DC (NE18CTII): 1000/100 W
- Power Contact Switching Power Max AC (Inductive cos w =0.6) (NE18): 900W
- Power Contact Switching Power Max AC (Inductive cos w =0.6) (NE18CTII): 600W
- Switching Voltage Max AC/DC: 250/100V
- Switching Current Max AC/DC (Inductive cos w =0.6) (NE18): 6 A / 1 A
- Switching Current Max AC/DC (Inductive cos w =0.6) (NE18CTII): 4 A / 1 A
- Inrush Current Max AC: NE18: 36 A, NE18CTII: 64 A
- Dielectric Strength (50 Hz, 1 min.): 2000 V
- Operating Life at Max Load and Max Inrush Current: >10 operations
- Contact Resistance Initial: 50mΩ
- Contact Resistance After 10 operations: 70mΩ
- Insulation Resistance: >10 Ω (chassis – nearest contact), >10 Ω (mains contact – mains contact), >10 Ω (mains contact – mains contact after 10 operations)
- 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 (0.185 inch)
- Latching Travel: 3.3mm (0.130 inch)
- Operating Force (Without Auxiliary Low Voltage Contacts) (NE18): 7N (700 grams)
- Operating Force (Without Auxiliary Low Voltage Contacts) (NE18CTII): 9.5N (950 grams)
- Operating Force (With Auxiliary Low Voltage Contacts) (NE18): 8N (800 grams)
- Operating Force (With Auxiliary Low Voltage Contacts) (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 21278?
You can click on the BUY or RFQ button to purchase 21278 from an authorized C&K COMPONENTS distributor.
How do I troubleshoot issues or seek technical support for part 21278?
You can download the 21278 datasheet or visit the C&K COMPONENTS website for support.
Who is the manufacturer of 21278?
C&K COMPONENTS