Electrical, Specialty Fuses - EA-CHIP INDUSTRY CO., LIMITED

All Products

Home Product Manufacturer Order/RFQ News About Us Contact Us

Language
- English
- Russia
- Korean

Home > Products > Circuit Protection > Electrical, Specialty Fuses

Manufacturer	Package/Case	Packaging	Series	ProductStatus	MountingType	FuseType	CurrentRating(Amps)	VoltageRating-AC	VoltageRating-DC	ResponseTime	Applications	Features	Class	ApprovalAgency	OperatingTemperature	BreakingCapacity@RatedVoltage
Altech Corporation Amprobe Bel Fuse Inc. Bourns Inc. Delta Electronics/Cyntec Eaton - Bussmann Electrical Division Eaton - Electronics Division Fluke Electronics Klein Tools, Inc. Littelfuse Inc. NTE Electronics, Inc OptiFuse Phoenix Contact Riedon Schurter Inc. Sinofuse Skyworks Solutions Inc.	- 1206 (3216 Metric) 1612 (4030 Metric) 2-SMD, J-Lead 2-SMD, Square End Block 2-SMD, Square End Block with Clip 3AB, 3AG, 1/4 x 1-1/4 50kA 5AG, 10mm x 38.1mm 5AG, 10mm x 38mm (Midget) 5AG, 10mm x 38mm w/PC Pins (Midget) 5mm x 20mm 80kA 8AG, 1/4 x 1 Alarm Indicator Alarm Indicator, Dummy Axial Blade Type, Module Cartridge Cartridge, Inline, Double Ended Cartridge, Non-Standard Cartridge, Non-Standard (Axial) Cylinder Cylinder No Lead Cylinder, Threaded Cylindrical, Alarm Indicating Cylindrical, Alarm Indicating, 5AG, 10x38.1mm Cylindrical, Alarm Indicating, Dummy Cylindrical, Alarm Indicator, 3AG, 1/4 x 1 1/4 Cylindrical, Alarm Indicator, Blade Terminal Cylindrical, Blade Terminal (Alternating) Cylindrical, Blade Terminal (Bolt) Cylindrical, Blade Terminals Cylindrical, Neutral Link Cylindrical, Neutral Link, 5AG, 10.3 x 38.1mm DT I DT II DT III Edison Plug Fuse Link GLD II GLD III Hockey Puck In Line Crimp In-Line Metal Strip Module Nonstandard SMD Radial Radial Bend Cylinder Radial, Box Radial, Can, Horizontal Radial, Can, Vertical Rectangular Rectangular, Blade S Type Plug Torpedo	- Bag Box Bulk Bulk,Box Bulk,Bulk Cut Tape (CT),Tape & Box (TB) Cut Tape (CT),Tape & Box (TB),Tape & Box (TB) Tape & Box (TB) Tape & Reel (TR) Tape & Reel (TR),Cut Tape (CT) Tape & Reel (TR),Cut Tape (CT),Digi-Reel® Tape & Reel (TR),Tape & Reel (TR),Cut Tape (CT),Digi-Reel® Tray	* - 0ADH 0AFG 0AKH 0AKK 0AKL 0AKM 0AKN 0AKR 0AKS 0ALA 0ALE 1245UMFT 170E 170L 170M 214 240 241 242 259 308 321 336 481 511 512 592 70 74 A10 GG A3BK AAO AB ABP ACL ACLS ADL AEO 10.3x38 AL AM ANE ANF ANL ANN ASO 10.3x38 ATS BAF BBS BCLS BF Inline BHCL BLF BLN BLS C08G C08M C10G C10M C10N C14G C14M C22G C22M CABLEPRO® CAV CC12M CD CDN CDS CEO CF8 CH 10x38 CH 10x85 CH 14x51 CH 22x58 CLE CLPT CLS CT CUBEFuse™ TCF CY D01 D02 D03 D20K D20TD DCM DD DEO DFJ DMM-B DT DTII ECNR ECSR ED EET EF EFS ESD ET EV1K EV315 EV322 FBP FC FCF FD FE FEE FF FG FLA FLC FLM FLU FLW FM FMM FNA FNM FNQ FNW FPT FR FSU 5x20 FT600, Raychem Fusetron™ FRN Fusetron™ FRN-R Fusetron™ FRS-R FWA FWC FWH FWJ FWK FWL FWP FWPQ FWS FWX GBA GBC GF GG GH GLD GLQ GLR GMF GMQ GMT GRF HBO HCLS HI-CAP® KRP-CL HLE HRC II HRCI HRCI-CB HRCI-J HRCI-MISC HRCII-C HSB HV JCD JCG JCH JCI JCK JCK-A JCK-B JCL JCL-A JCL-B JCN JCQ JCR-A JCR-B JCT JCU JCW JCX JCY JCZ JDN JDZ JLLN JTD KAC KAX KLM KTH KTK LA120X LA50P LA60X LA70Q LC HEV LCT LEC LET Limitron® KTU Limitron™ FNQ-R Limitron™ JJN Limitron™ JJS Limitron™ JKS Limitron™ KLU Limitron™ KTK-R Limitron™ KTU Limitron™ KWN-R Limitron™ KWS-R LMMT LMT LNNB LOW-PEAK™ KRP-C Low-Peak™ LP-CC LOW-PEAK™ LPJ Low-Peak™ LPS LPN-RK MIL-F-15160 MMT MSU 125 MT Nano²® Telelink® 461 NCLPT NH0 NH00 NH1 NH2 NH3 NITD NON NSD NZ0 OSD PICO® 259-UL913 PICO® 304 PICO® 305 POLYSWITCH®, ITV4030 POLYSWITCH®, ITV5432 POLYSWITCH®, ITV9550 PON POWR-GARD® POWR-GARD® 70 POWR-GARD® CBO POWR-GARD® CCK POWR-GARD® CCL POWR-GARD® CNL POWR-GARD® CNN POWR-GARD® CNN_E POWR-GARD® FLNR POWR-GARD® FLNR_ID POWR-GARD® FLQ POWR-GARD® FLSR POWR-GARD® FLSR_ID POWR-GARD® HAZGARD POWR-GARD® JLLN POWR-GARD® JLLS POWR-GARD® JLS POWR-GARD® KLC POWR-GARD® KLDR POWR-GARD® KLK POWR-GARD® KLKD POWR-GARD® KLKR POWR-GARD® KLLU POWR-GARD® KLNR POWR-GARD® KLQ POWR-GARD® KLSR POWR-GARD® L15S POWR-GARD® L17T POWR-GARD® L25S POWR-GARD® L50S POWR-GARD® L60S POWR-GARD® L70S POWR-GARD® LA POWR-GARD® LA100P POWR-GARD® LA15QS POWR-GARD® LA30QS POWR-GARD® LA50QS POWR-GARD® LA60Q POWR-GARD® LA70P POWR-GARD® LA70QS POWR-GARD® LA70QSF POWR-GARD® LDFJ POWR-GARD® LFCL POWR-GARD® LGR POWR-GARD® LKN POWR-GARD® LKS POWR-GARD® LMF POWR-GARD® LVSP POWR-GARD® NLN POWR-GARD® NLS POWR-GARD® RLN POWR-GARD® RLS POWR-GARD® SLC POWR-GARD® SLO POWR-GARD® SOO POWR-GARD® SPF POWR-GARD® SPF-S POWR-GARD® SPFI POWR-GARD® SPFJ POWR-GARD® SPFR POWR-GARD® SPNH POWR-GARD® SPXC POWR-GARD® SPXC-S POWR-GARD® SPXI POWR-GARD® SPXV POWR-GARD® SPXV-S POWR-GARD® TLN POWR-GARD® TLO POWR-GARD® TLS POWR-GARD® TOO POWR-GARD®, POWR-PRO® CCMR POWR-GARD®, POWR-PRO® IDSR POWR-GARD®, POWR-PRO® JTD POWR-GARD®, POWR-PRO® JTD_ID POWR-GARD®, POWR-PRO® KLPC POWR-GARD®, POWR-PRO® LDC POWR-GARD®, POWR-PRO® LLNRK POWR-GARD®, POWR-PRO® LLSRK POWR-GARD®, POWR-PRO® LLSRK_ID POWR-SPEED® L75QS POWR-SPEED® PSR POWR-SPEED® PSX POWR-SPEED™ L50QS POWR-SPEED™ L70QS POWR-T™ JLLN POWrFuse™ PF-E POWrFuse™ PF-F POWrFuse™ PF-G POWrFuse™ PF-H POWrFuse™ PF-J POWrFuse™ PF-K POWrFuse™ PF-M POWrFuse™ PF-N PV PVM™ RJS S SC SCF4030 SCF5432 SCF9550 Semitron™ SPJ Semitron™ SPP SL SPFR SSD SSU 5x20 STD T TCP TCP70 TDC10 TDC11 TDC17 TDC180 TDC600 TE5® 385 Telefuse™ Telelink® 159 Telelink® 461 Telpower® 70 Telpower® TPA Telpower® TPC Telpower® TPH Telpower® TPL Telpower® TPS TF600 TL TLS Tron® CGL Tron® KAA TRON®, KAB TRON®, KAJ TRON®, KAW TTP 457	Active Discontinued at Mosen Obsolete	- Bolt Mount Bolt Mount, End Cap (Hookeye) Free Hanging (In-Line) Holder Surface Mount Through Hole	- Automotive Board Mount Cable Limiter Cartridge Cartridge, Ceramic Edison Plug Fuse Link Fuse Strip Indicating Fuse Rectangular Slow Blow, Time Lag Square	- 1.125A 1.12A 1.1kA 1.201kA 1.25A 1.25kA 1.2kA 1.33A 1.35kA 1.3A 1.3kA 1.4A 1.4kA 1.5A 1.5kA 1.601kA 1.6A 1.6kA 1.8A 1.8kA 1.9kA 100A 100mA 10A 110A 112A 11A 12.5A 120A 125A 125mA 12A 130A 135A 13A 140A 14A 150A 150mA 15A 15mA 160A 160mA 16A 17.5A 170A 175A 180A 180mA 187mA 188mA 190A 1A 1kA 2.001kA 2.125A 2.1kA 2.25A 2.25kA 2.2kA 2.3kA 2.4kA 2.5A 2.5kA 2.75A 2.8A 200A 200mA 20A 224A 225A 22A 230A 24A 250A 250mA 25A 275A 280A 2A 2kA 2mA 3.001kA 3.15A 3.2A 3.2kA 3.5A 3.5kA 3.8K 300A 300mA 30A 31.5A 310mA 315A 315mA 325A 32A 35.5A 350A 350mA 355A 35A 36A 375mA 390A 3A 3kA 3mA 4.5A 4.5kA 400A 400mA 40A 40mA 425A 440mA 450A 45A 480A 4A 4kA 4mA 5.6A 500A 500mA 50A 50mA 550A 55A 560A 56A 5A 5kA 6.25A 6.3A 600A 600mA 601A 60A 62.5mA 62mA 630A 630mA 63A 650A 650mA 65A 675A 6A 6kA 6mA 7.5A 700A 700mA 70A 710A 710mA 71A 72A 750A 750mA 75A 77A 7A 800A 800mA 801A 80A 80mA 850A 85A 8A 8mA 900A 90A 9A Dummy	- 1 kV 1.05 kV 1.1 kV 1.2 kV 1.25 kV 1.3 kV 1.4 kV 1.5 kV 1.55 kV 1.6 kV 10 kV 100 kV 110 V 12 kV 125 V 130 V 14.4 kV 15.5 kV 150 V 17.5 kV 2 kV 2.1 kV 2.4 kV 2.5 kV 2.54 kV 2.58 kV 2.75 kV 24 kV 24 V 240 V 25 kV 25.5 kV 25.8 kV 250 V 264 V 27.6 kV 275 V 277 V 280 V 3 kV 3.6 kV 3.8 kV 300 V 32 V 350 V 36 kV 36 V 38 kV 380 V 4.3 kV 4.8 kV 400 V 415 V 440 V 48 V 480 V 5 kV 5.08 kV 5.5 kV 50 V 500 V 550 V 600 V 625 V 650 V 660 V 690 V 7.2 kV 70 V 700 V 750 V 8.25 kV 8.3 kV 800 V 900 V	- 1 kV 1.1 kV 1.2 kV 1.5 kV 100 V 120 V 125 V 130 V 150 V 160 V 170 V 172 V 2 kV 200 V 24 V 250 V 277 V 30 V 300 V 315 V 32 V 35 V 350 V 36 V 4 kV 400 V 425 V 440 V 450 V 48 V 480 V 5.5 kV 50 V 500 V 550 V 58 V 60 V 600 V 62 V 63 V 65 V 650 V 660 V 70 V 700 V 72 V 750 V 80 V 800 V 900 V	- Fast Blow Medium Blow Slow Blow	- Automotive Battery Protection Cable Protection Electrical, Industrial Electrical, Industrial, Motor Protection Fluorescent Lights Gas Meter Modules Hazardous Locations Industrial, Motor Protection, Solar (Photovoltaic) Lift Trucks Motor Protection Motor Protection, Transformer Protection Multi-Meters Semiconductors Solar (Photovoltaic) Telecom Transformer Protection TVSS Protection	- 10.5 ~ 19.5V Triggerable 10.5 ~ 19.6V Triggerable 10.5 ~ 23.5V Triggerable 11 ~ 18.4V Triggerable 11.1 ~ 18.4V Triggerable 12 ~ 18.5V Triggerable 12 ~ 21.5V Triggerable 13 ~ 18.4V Triggerable 13.4 ~ 18.4V Triggerable 14 ~ 23.4V Triggerable 14.4 ~ 23.5V Triggerable 16.7 ~ 23.5V Triggerable 17.1 ~ 23.5V Triggerable 17.3 ~ 28.2V Triggerable 19.8 ~ 27V Triggerable 20.2 ~ 31.5V Triggerable 22.3 ~ 31.5V Triggerable 23 ~ 31.5V Triggerable 26.5 ~ 36V Triggerable 28 ~ 46.9V Triggerable 28 ~ 47V Triggerable 28 ~ 62V Triggerable 3 ~ 4.5V Triggerable 3 ~ 5V Triggerable 3.5 ~ 4.7V Triggerable 33 ~ 46.9V Triggerable 33 ~ 47V Triggerable 34.2 ~ 46.9V Triggerable 36.4 ~ 59.8V Triggerable 39.6 ~ 62V Triggerable 4 ~ 4.7V Triggerable 4 ~ 6.6V Triggerable 4 ~ 7V Triggerable 4 ~ 9V Triggerable 42 ~ 62V Triggerable 43.7 ~ 62V Triggerable 45.2 ~ 58.5V Triggerable 45.2 ~ 62V Triggerable 47.2 ~ 62V Triggerable 5 ~ 9V Triggerable 5.5 ~ 9.1V Triggerable 6 ~ 9.2V Triggerable 6.6 ~ 9V Triggerable 7 ~ 14V Triggerable 7.4 ~ 13.8V Triggerable 7.4 ~ 14V Triggerable 7.5 ~ 9.6V Triggerable 8.4 ~ 13.2V Triggerable 9 ~ 13.8V Triggerable 9.8 ~ 13.5V Triggerable 9.9 ~ 13.5V Triggerable Clips Included Indicating Intrinsically Safe	- aR C CC CD CF D D0 E G gR H J K K5 L NH R RK1 RK5 T	- ASTA ASTA, BSI ASTA, CCC ATEX, cURus, IECEx ATSA, BSI, UL Baseefa, UR CCC, CE, cURus, IEC, UL CCC, CE, cURus, UL CCC, CE, UL CCC, CSA, UL CCC, cURus CCC, cURus, PSE, VDE CE CE, CSA CE, CSA, cURus CE, CSA, cURus, UL CE, CSA, IEC, gPV, UL CE, CSA, QPL, UL CE, CSA, UL CE, CSA, UL, UR CE, CSA, UL, VDE CE, CSA, UR CE, cULus CE, cULus, UL, VDE CE, cURus CE, cURus, UL CE, cURus, UR CE, gPV, IEC, UL CE, gPV, UL CE, gPV, UL, UR CE, gPV, UR CE, UL CE, UL, UR CE, UR CE, VDE CEBEC, FEMKO, KEMA, L.R.S, NEMKO, OVE, VDE CEBEC, FEMKO, KEMA, L.R.S, NEMKO, VDE CSA CSA, PSE, QPL, UL CSA, PSE, UR CSA, UL CSA, UR CSA, UR, VDE cULus, TUV, UL cULus, UL cURus cURus, EX cURus, Ex, IEC, IECEx cURus, TUV cURus, UL IEC, VDE KEMA, IEC, OVE, SEV, VDE KEMA, OVE, SEV, VDE TUV, UL UL UL, UR UL, VDE UR VDE	- -10°C ~ 65°C -20°C ~ 60°C -25°C ~ 70°C -25°C ~ 85°C -40°C ~ 100°C -40°C ~ 105°C -40°C ~ 125°C -40°C ~ 46°C -40°C ~ 50°C -40°C ~ 55°C -40°C ~ 56°C -40°C ~ 60°C -40°C ~ 70°C -40°C ~ 74°C -40°C ~ 80°C -40°C ~ 84°C -40°C ~ 85°C -40°C ~ 90°C -50°C ~ 100°C -50°C ~ 125°C -55°C ~ 125°C -55°C ~ 90°C -60°C ~ 85°C 0°C ~ 35°C	- 1.05kA 1.2kA 1.35kA 1.5kA 1.5kA AC, 1kA DC 1.5kA AC, 500A DC 1.65kA 1.8kA 1.95kA 100A 100kA 100kA AC, 10kA DC 100kA AC, 150kA DC 100kA AC, 20kA DC 100kA AC, 50kA DC 100kA AC, 79kA DC 10A 10kA 10kA AC, 20kA DC 120A 120kA 120kA AC, 25kA DC 120kA AC, 50kA DC 150A 150kA 150kA AC, 50kA DC 15kA 160kA AC, 50kA DC 1kA 2.13kA 2.4kA 2.55kA 2.5kA 2.5kA AC, 2.7kA DC 2.7kA 200A 200A AC, 10kA DC 200kA 200kA AC, 100kA DC 200kA AC, 10kA DC 200kA AC, 150kA DC 200kA AC, 20kA DC 200kA AC, 300kA DC 200kA AC, 50kA DC 200kA AC, 80kA DC 20A 20kA 210A 240A 25kA 25KA AC, 20kA DC 25kA AC, 50kA DC 2kA 2kA AC, 1kA DC 300A 300A AC, 200A DC 300A AC, 450A DC 300kA 300kA AC, 100kA DC 300kA AC, 20kA DC 300kA AC, 50kA DC 30A 30kA 30kA AC, 50kA DC 31.5kA 31kA 32kA 33kA 35A 35kA 37.5kA 378A 3kA 40kA 450A AC, 300A DC 45kA 45kA AC, 30kA DC 480A 4kA 500A 50A 50A AC, 300A DC 50A AC, 30A DC 50kA 50kA AC, 10kA DC 50kA AC, 20kA DC 50kA AC, 50kA DC 600A 60A 60A AC, 100A DC 60kA 63kA 65kA 6kA 750A 780A 80A 80kA 80kA AC, 40kA DC 810A 900A 960A

Reset All

Apply All

Results:

Mfr. Part #	Stock	Price	Quantity	Datasheet	Package/Case	Packaging	Series	ProductStatus	MountingType	FuseType	CurrentRating(Amps)	VoltageRating-AC	VoltageRating-DC	ResponseTime	Applications	Features	Class	ApprovalAgency	OperatingTemperature	BreakingCapacity@RatedVoltage
004713511 FUSENH1GRG50A500VAC 200KA ACVISU Altech Corporation	2459	QRF	- + Add To Cart Inquiry Now		-	Bulk	-	Active	-	-	-	500 V	-	-	-	-	-	-	-	-
004713512 FUSENH1GRG63A500VAC 200KA ACVISU Altech Corporation	2422	QRF	- + Add To Cart Inquiry Now		-	Bulk	-	Active	-	-	63A	500 V	-	-	-	-	-	-	-	-
004713513 FUSENH1GRG80A500VAC 200KA ACVISU Altech Corporation	2733	QRF	- + Add To Cart Inquiry Now		-	Bulk	-	Active	-	-	80A	500 V	-	-	-	-	-	-	-	-
004713514 FUSENH1GRG100A500VAC 200KA ACVIS Altech Corporation	2400	QRF	- + Add To Cart Inquiry Now		-	Bulk	-	Active	-	-	100A	500 V	-	-	-	-	-	-	-	-
004713515 FUSENH1GRG125A500VAC 200KA ACVIS Altech Corporation	3799	QRF	- + Add To Cart Inquiry Now		-	Bulk	-	Active	-	-	125A	500 V	-	-	-	-	-	-	-	-
004713516 FUSENH1GRG160A500VAC 200KA ACVIS Altech Corporation	3798	QRF	- + Add To Cart Inquiry Now		-	Bulk	-	Active	-	-	160A	500 V	-	-	-	-	-	-	-	-
004750933 FUSEBS38TAR200A690VAC 350VDC Altech Corporation	3590	QRF	- + Add To Cart Inquiry Now		-	Bulk	-	Active	-	-	200A	690 V	-	-	-	-	-	-	-	-
004750935 FUSEBS38TAR225A690VAC 350VDC Altech Corporation	2558	QRF	- + Add To Cart Inquiry Now		-	Bulk	-	Active	-	-	225A	690 V	-	-	-	-	-	-	-	-
004750939 FUSEBS38TAR315A690VAC 350VDC Altech Corporation	2019	QRF	- + Add To Cart Inquiry Now		-	Bulk	-	Active	-	-	315A	690 V	-	-	-	-	-	-	-	-
004750943 FUSEBS38TAR355A690VAC 350VDC Altech Corporation	2423	QRF	- + Add To Cart Inquiry Now		-	Bulk	-	Active	-	-	355A	690 V	-	-	-	-	-	-	-	-
004750944 FUSEBS38TAR400A690VAC 350VDC Altech Corporation	2055	QRF	- + Add To Cart Inquiry Now		-	Bulk	-	Active	-	-	400A	690 V	-	-	-	-	-	-	-	-
004750945 FUSE 450A 690VAC 350VDC Altech Corporation	3009	QRF	- + Add To Cart Inquiry Now		-	Bulk	-	Active	-	-	450A	690 V	350 V	-	-	-	-	-	-	-
ACK-160 FUSE CARTRIDGE 160A 172VDC BOLT Eaton - Bussmann Electrical Division	2880	QRF	- + Add To Cart Inquiry Now	Datasheet	Cylindrical, Blade Terminal (Bolt)	Bulk	-	Active	Bolt Mount	Cartridge	160A	-	172 V	Slow Blow	-	-	-	UL	-	10kA
004110510 FUSENH1CGRM32A750VDC Altech Corporation	3373	QRF	- + Add To Cart Inquiry Now		-	Bulk	-	Active	-	-	32A	-	750 V	-	-	-	-	-	-	-
004110512 FUSENH1CGRM40A750VDC Altech Corporation	2224	QRF	- + Add To Cart Inquiry Now		-	Bulk	-	Active	-	-	40A	-	750 V	-	-	-	-	-	-	-
004110513 FUSENH1CGRM50A750VDC Altech Corporation	3001	QRF	- + Add To Cart Inquiry Now		-	Bulk	-	Active	-	-	50A	-	750 V	-	-	-	-	-	-	-
004110514 FUSENH1CGRM63A750VDC Altech Corporation	2331	QRF	- + Add To Cart Inquiry Now		-	Bulk	-	Active	-	-	63A	-	750 V	-	-	-	-	-	-	-
004110515 FUSENH1CGRM80A750VDC Altech Corporation	2655	QRF	- + Add To Cart Inquiry Now		-	Bulk	-	Active	-	-	80A	-	750 V	-	-	-	-	-	-	-
004110516 FUSENH1CGRM100A750VDC Altech Corporation	2281	QRF	- + Add To Cart Inquiry Now		-	Bulk	-	Active	-	-	100A	-	750 V	-	-	-	-	-	-	-
004110517 FUSENH1CGRM125A750VDC Altech Corporation	3441	QRF	- + Add To Cart Inquiry Now		-	Bulk	-	Active	-	-	125A	-	750 V	-	-	-	-	-	-	-

Total 16773 Records«Prev 1... 373 374 375 376377378 379 380...839 Next»

Request a Quote

COMPANY PROFILE: About Us News Quality Control

STOCK CHECK: All Categories All Manufacturers A-Z Request for Quotation

SERVICES: Ordering Information Order Tracking Help Center

CONTACT US

Tel : +86 180 2549 2789

E-mail : info@ea-chip.com

Address : ROOM 605,6/F,FA YUEN COMMERCIAL BUILDING,75-77 FA YUEN STREET,MONGKOK,KOWLOON

EA-CHIP INDUSTRY CO., LIMITED

Skype
Tel

+86 180 2549 2789
Conatct Us
Wechat
GoTop