

⚡ Elevate your control game with silent, powerful switching!
The SSR-40DA Solid State Relay by Coliao delivers reliable, high-speed DC to AC switching with a 40A current rating and a broad 24-380V AC output range. Designed for industrial-grade temperature controllers and automation systems, it features a compact form factor with an included heat sink for efficient thermal management. Its spark-free, silent operation and resistance to harsh environments make it a must-have for professionals seeking durable and precise control solutions.





| ASIN | B09NR5KN8P |
| Best Sellers Rank | #265,898 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #1,627 in Temperature Controllers |
| Brand | Coliao |
| Brand Name | Coliao |
| Coil Voltage | 32 Volts (DC) |
| Connector Type | Screw |
| Contact Current Rating | 40 Amps |
| Contact Material | Silver |
| Contact Type | Normally Open |
| Current Rating | 40 Amps |
| Customer Reviews | 4.7 out of 5 stars 20 Reviews |
| Manufacturer | Coliao |
| Maximum Switching Current | 40 Amps |
| Mounting Type | Bolt Mount |
| Operation Mode | Automatic |
| UPC | 701715495739 |
C**T
It doesn't include screws or thermal paste.
S**L
Works great to trigger my power amps from my stereo receiver
L**.
Relay with heat sink.
Trustpilot
3 days ago
1 week ago