HFD3/12(257) HFD3/12-30VDC HFD3/12-L1 HFD3/12-L1(257) HFD3/12-L1S HFD3/12-L1S(257) HFD3/12-L1S1 HFD3/12-L1S1R HFD3/12-L1SR HFD3/12-L1SR(257)