| BRAND | Stork tronic |
| Product | 900390.005 / ST501-KU3KAR.112 230V K1234 S5=DC20W |
| Internal code | IMP1264876 |
| Weight | 1.28 |
| Technical specification | Split of control unit+power board, sensor input (2xPTC) ,4 relays, 1 voltage output max.20W with RS485 interface for ST bus |
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