This PCB is for the following Whale heaters models that DO NOT have a reset button:
- SC2212B
- SETSH2212A
- SETSH2212D
- SH2201
- SH2202
- SH2202B
- SH2211B
- SH2212B
- SH2212BR
- SH4312B
- SH4312BMH
- SH4312MB
- SI4312B
- SI4312IB
- SI4312IR
- SL4312IR