myMectronic
myMectronic

A Premier B2B Part Search

NKK Switches JWLW21RA1A Power Rocker Switch

Power rocker switch with snap-in mounting, designed for reliable switching performance in electronic and electrical applications. Features high inrush current handling of 16A at 125/250V AC and 5A at 72V DC, with ratings suitable for industrial environments. Constructed with UL94V-0 flame-resistant resin, it includes effective sealing for dust resistance (IP67 in panel seal versions). The switch's sturdy terminals and robust materials ensure long-lasting durability, supporting up to 25,000 operations. Ideal for control panels, automation, and machinery that demand high electrical capacity and dependable operation.

Authorized Distributors
Source:DigiKey
Part No:JWLW21RA1A
Stock:174
Inv Date:06-17-2026
Price: Unit price: $52.31
Buy/RFQ:
Source:DigiKey
Part No:JWLW21RA1A
Stock:0
Inv Date:06-17-2026
Price: Unit price: $18.24
Buy/RFQ:
Part No:JWLW21RA1A
Stock:0
Inv Date:06-18-2026
Price: Unit price: $18.02
Buy/RFQ:
Part No:JWLW21RA1A
Stock:0
Inv Date:06-17-2026
Price: Unit price: $21.19
Buy/RFQ:
Part No:JWLW21RA1A
Stock:27
Inv Date:06-17-2026
Price: Unit price: $28.77
Buy/RFQ:
Part No:JWLW21RA1A
Stock:0
Inv Date:06-17-2026
Price: Unit price: $13.61
Buy/RFQ:

NKK Switches JWLW21RA1A Power Rocker Switch Specifications:

  • Electrical Capacity: 10A @ 125/250V AC, 5A @ 72V DC
  • Contact Resistance: Max. 10 milliohms (JWM & JWMW), Max. 20 milliohms (JWL & JWLW)
  • Insulation Resistance: Minimum 1,000 megohms @ 500V DC
  • Dielectric Strength: 2,000V AC (contacts), 4,000V AC (contacts to case)
  • Mechanical Life: 25,000 operations
  • Electrical Life: 25,000 operations
  • Nominal Operating Force: JWM & JWMW Single Pole 3.92N, Double Pole 7.84N; JWL Single Pole 5.00N, Double Pole 10.00N
  • Operating Temperature Range: -25°C to +70°C (JWM & JWL), -25°C to +85°C (JWMW & JWLW)
  • Humidity Resistance: 90-95% RH for 96 hours @ 40°C
  • Vibration Resistance: 1.5mm amplitude, 10-55Hz, 2 hours in 3 directions
  • Shock Resistance: 50G acceleration, 6 directions with 5 shocks each
  • Housing & Seal Materials: Polyphenylene ether, Melamine, Polyamide, Brass with silver plating
  • Sealing: IP67 (panel seal models), dust resistant inner seal
  • Soldering: Manual soldering compatible
  • Certifications: UL94V-0, UL, CSA, VDE
  • Standards & Ratings: Recognized and certified per UL, CSA, VDE

Buy the Buy NKK Switches High Inrush Power Rocker Part Number JWLW21RA1A Online

Purchase the NKK Power Rocker Switch JWLW21RA1A online today and experience superior switching performance and durability. Designed with high inrush current capacity and sealed for dust resistance, it reliably handles up to 16A at 125/250V AC and 5A at 72V DC, making it ideal for industrial control panels, automation systems, and machinery. Constructed from flame-resistant UL94V-0 materials, the switch delivers long-lasting durability through up to 25,000 operations. Easy to install with snap-in mounting, it ensures dependable operation in harsh environments. Order now for trusted performance!

Get NKK JWLW21RA1A today—built for high electrical capacity, durability, and reliable performance in demanding control applications.

Frequently Asked Questions

Where can I buy NKK Switches JWLW21RA1A?

You can click on the BUY or RFQ button to purchase JWLW21RA1A from an authorized NKK Switches distributor.

How do I troubleshoot issues or seek technical support for part JWLW21RA1A?

You can download the JWLW21RA1A datasheet or visit the NKK Switches website for support.

Who is the manufacturer of JWLW21RA1A?

NKK Switches

NKK Switches Part List

Browse and search other NKK Switches parts, locate datasheets and stock

Sponsored by