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CIT Relay and Switch J115F21C240VACS Power Relay

This power relay features a single pole double throw (SPDT) contact setup, ideal for switching applications with high current capacities. It is designed with a PCB and quick connect terminal configuration, supporting a coil voltage of 240 VAC and a maximum load current of 40 A. The relay has a standard profile with sealed options, coil power of 2 VA, and contact material made of silver tin oxide (AgSnO2) for durability. With a coil resistance suitable for 240 VAC operation, it provides reliable switching, enhanced shock resistance, and extensive electrical and thermal performance suitable for industrial automation and control systems.

Authorized Distributors
Source:DigiKey
Part No:J115F21C240VACS
Stock:226
Inv Date:05-30-2026
Price: Unit price: $4.22
Buy/RFQ:

CIT Relay and Switch J115F21C240VACS Power Relay Specifications:

  • Dimensions: 31.9 x 26.8 x 28.1 mm
  • Contact Arrangement: SPDT
  • Maximum Switching Power: 600VA, 1120W
  • Contact Resistance: <30 milliohms initial
  • Contact Material: AgSnO2
  • Contact Rating N.O.: 40A @ 240VAC resistive
  • Maximum Switching Voltage: 277VAC, 110VDC
  • Coil Voltage: 240VAC
  • Coil Resistance: 156 ohms
  • Coil Power: 2VA
  • Operating Temperature: -55°C to +125°C
  • Storage Temperature: -55°C to +155°C
  • Shock Resistance: 200 m/s² for 11 ms
  • Vibration Resistance: 1.50 mm amplitude, 10–40Hz
  • Electrical Life: 100K cycles
  • Mechanical Life: 10 million cycles
  • Insulation Resistance: 1000 MΩ @ 500VDC
  • Dielectric Strength: 2500V rms coil to contact
  • Weight: 35g

Buy the CIT-Relay-and-Switch Series Power Relay J115F21C240VAC

Purchase the Circuit Interruption J115F2 power relay online today and benefit from its robust construction, high current capacity of 40A, sealed design, and reliable AgSnO2 contact material. Ideal for industrial automation, control systems, and switching applications, this relay offers excellent electrical and thermal performance, extended electrical life of 100,000 cycles, and a compact profile suitable for PCB mounting. Secure your automation projects with this high-quality, UL certified relay designed for durability and consistent operation under demanding conditions.

Buy Circuit Interruption J115F2 relay now and experience unmatched reliability and performance in industrial switching applications.

Frequently Asked Questions

Where can I buy CIT Relay and Switch J115F21C240VACS?

You can click on the BUY or RFQ button to purchase J115F21C240VACS from an authorized CIT Relay and Switch distributor.

How do I troubleshoot issues or seek technical support for part J115F21C240VACS?

You can download the J115F21C240VACS datasheet or visit the CIT Relay and Switch website for support.

Who is the manufacturer of J115F21C240VACS?

CIT Relay and Switch

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