Hongfa hfe20 20a miniature pcb mount relays high power 2 coils latching spst hongfa hfe20 1024 1hd l2 a miniature high power pcb relay with a 24v dc coil switching capacity of 20a and an spst 2 coils latching contact configuration agsno2 contacts hongfa hfe20 1024 1hd l2 pcb mount relay 24v dc spst 2 coils latching