ATO Solid State Relay AC to AC, 3 Phase Relay Solid state relay offers a reliable switching the commercial and industrial loads, such as computer peripheral interface device, printing machine, molding machine, food machine, packaging machine, and so on. Features Built in RC absorption Photoelectric isolation SCR output LED indicator for operation status Removable protective cover for safety Panel mount Zero-crossing switch type CE Certification AC to AC, 80A AC to AC, 80A (with Heat Sink) AC to AC, 100A AC to AC, 100A (with Heat Sink) AC to AC, 120A Add to Cart Add to Cart Add to Cart Add to Cart Add to Cart Customer Reviews — — — — — Price $105.99$105.99 $171.99$171.99 $129.99$129.99 $195.88$195.88 $145.99$145.99 Load current 80A 80A 100A 100A 120A 3 Phase ✓ ✓ ✓ ✓ ✓ Input voltage 70-280V AC 70-280V AC 70-280V AC 70-280V AC 70-280V AC Output voltage 24-480V AC 24-480V AC 24-480V AC 24-480V AC 24-480V AC DC to AC, 40A DC to AC, 60A DC to AC, 80A DC to AC, 100A DC to AC, 120A Add to Cart Add to Cart Add to Cart Add to Cart Add to Cart Customer Reviews 1.0 out of 5 stars 1 1.0 out of 5 stars 1 1.0 out of 5 stars 1 1.0 out of 5 stars 1 1.0 out of 5 stars 1 Price $72.99$72.99 $84.99$84.99 $97.99$97.99 $120.99$120.99 $136.99$136.99 Load current 40A 60A 80A 100A 120A 3 Phase ✓ ✓ ✓ ✓ ✓ Input voltage 3-32V DC 3-32V DC 3-32V DC 3-32V DC 3-32V DC Output voltage 24-480V AC 24-480V AC 24-480V AC 24-480V AC 24-480V AC DC to AC, 40A DC to AC, 60A DC to AC, 80A DC to AC, 100A DC to AC, 120A Add to Cart Add to Cart Add to Cart Add to Cart Add to Cart Customer Reviews — — — — — Price $57.99$57.99 $62.99$62.99 $65.99$65.99 $73.99$73.99 $66.99$66.99 Load current 40A 60A 80A 100A 120A Single Phase ✓ ✓ ✓ ✓ ✓ Input voltage 3-32V DC 3-32V DC 3-32V DC 3-32V DC 3-32V DC Output voltage 24-480V AC 24-480V AC 24-480V AC 24-480V AC 24-480V AC Note: When the load is a resistive load, the maximum load current of the selected SSR should be 2~3 times greater than the actual load current;When the load is an inductive load, the maximum load current of the selected SSR should be more than 7~8 times the actual load current.When the maximum load current is higher than 10A, a heat sink must be installed to the solid state relay, or the SSR relay should be mounted on a metal base plate with heat dissipation effect, and the thermal grease is applied between them.