CIT RELAY CTA5 relay has 40A @ 14VDC switching capacity, small size and light weight, suitable for automobile and lamp accessories, can be mounted on two different bases.
The CTA5 is a compact, PCB‑mountable relay designed for automobile and lamp accessories. It offers a switching capacity of up to 40 A at 14 VDC, with SPST N.O., SPST N.C., and SPDT contact configurations and AgCdO contact material.
The document lists detailed electrical and mechanical data, including contact ratings, coil voltage options, operating temperature range, and dimensions, as well as ordering information such as series code, sealing options, and PCB layout styles.
| Switching capacity | 40 A @ 14 VDC |
|---|---|
| Contact rating (1A) | 40 A @ 14 VDC |
| Contact rating (1B) | 30 A @ 14 VDC, 20 A @ 120 VAC, 15 A @ 28 VDC |
| Contact resistance | < 50 mΩ initial |
| Contact material | AgCdO |
| Maximum switching power | 360 W |
| Maximum switching voltage | 75 VDC, 380 VAC |
| Maximum switching current | 40 A |
| Coil voltage options | 6 VDC, 9 VDC, 12 VDC, 18 VDC, 24 VDC |
| Dimensions | 24.0 mm × 19.0 mm × 20.0 mm |
| Weight (open) | 19 g |
The CTA5 relay can switch up to 40 A.
The CTA5 is offered with coil voltages of 6 VDC, 9 VDC, 12 VDC, 18 VDC, and 24 VDC.