This part is a kind of semiconductor called NRPS10.

Function of this product has (NRP Series) PC Board Circuit Protectors.

Manufacturers : IDEC

Image and pinout :

Some of the text within the PDF file :

NRP SERIES P.C. BOARD CIRCUIT PROTECTORS NRP q IC SIL PLC q q ( ) ( ) q q 200 ( 200% ) q q q UL CSA UL No. E68029 CSA No. LR65560 [ • ] ( ) ( ) ( ) 1 ( NRPS10NRPS ( ) ( ) NRPS10-G NRPS10- PN10 1A, 1.6A, 2A, 3.15A, 4A, 5A, 6A 1b 2,700 10 ) NRPS10-G PN10 1A, 1.6A, 2A, 3.15A, 4A, 5A, 6A 1b 3,700 1 ( 10 ) NRPF10NRPF ( ) ( ) NRPF10-G NRPF10- PN10 1A, 1.6A, 2A, 3.15A, 4A, 5A, 6A 1b 3,000 1 ( 10 ) NRPF10-G PN10 1A, 1.6A, 2A, 3.15A, 4A, 5A, 6A 1b 4,000 1 ( 10 ) NRPS11NRPS ( ) ( ) NRPS11-G NRPS11- PN10 1A, 1.6A, 2A, 3.15A, 4A, 5A, 6A 1c 2,800 1 ( 10 ) NRPS11-G PN10 1A, 1.6A, 2A, 3.15A, 4A, 5A, 6A 1c 3,800 1 ( 10 ) NRPF11NRPF ( ) ( ) 1b NRPF11- PN10 1A, 1.6A, 2A, 3.15A, 4A, 5A, 6A 1c 3,100 1 ( 10 ) ) NRPF11-G NRPF11-G P [ ... ]

NRPS10 PDF Datasheet Download