Cartridge Fuse Blocks Fuse Block > 646 Series RoHS Pb 646 Series Molded Base Fuse Block For 520mm Fuses Product Characteristics Compatible Fuse Sizes For 520mm Fuses Holder: Black Thermoplastic, UL94 V-0 Polyamide PA 6.6 Cover: Transparent Thermoplastic,UL94 V-0, Materials Polycarbonate PC 648 Cover 640 Adapter Adapter: Polyester PBT, UL94 V-0 (Optional Cover) (Optional Adapter) Metal Parts: Tin plated Copper alloy Rated Voltage: 250V Electrical Data (23C) Max. Current/Power: 6.3A/2.5W 5A/1W (with No. 648) 6.3A/1.6W (with No. 640) Solder pins 0.5mm1.2mm Mounting 3mm screw hole may be used optionally 2 Minimum Cross Section Conducting path - 0.2mm 1.6g (Holder), 1.0g (Cover), Unit Weight 646 Series Holder 1.0g (Adapter) Note: If used with cover, refer to Fuseology for information on proper fuse block re-rating. Dimensions Ordering Information Max. 25.2 Max. 25.8 Pic 1 Pic 2 Ordering PN Description Pic Meas. For PCB-Thickness Min. 21 Min. 21 64600001003 Fuse Block 1 5mm 3mm 64600001223 Fuse Block 1 3.2mm 1.5mm 12 8.80.5 12 8.80.5 64600001233 Fuse Block 2 3.3mm 1.5mm A 1.3 A 22.7 1.3 22.7 Snap in Locking Device Position of the Mid-Fuse-Link Ordering PN Description Fuse PN Block PN Position of the Mid-Fuse-Link 4.5 64612007113 Fuse & Block Assy. 0215002.MXP 7.5 64612007123 Fuse & Block Assy. 0219002.MXAP 6460001233 4.6 +0.1 1.5 64614007143 Fuse & Block Assy. 0218004.MXP +0.3 22.6 -0.1 9 6 7.5 5.5 3.2 Ordering PN Description 1.2 22.1 64000001003 Adapter - Black 64000001403 Adapter - Brown Recommended Hole Pattern 64000001503 Adapter - White 26.6 9 64000001603 Adapter - Yellow 64000001703 Adapter - Green 64000001903 Adapter - Blue 9.7 64800001009 Clear Cover 14.5 1 Additional Information 22.5 4.7 10.4 24.5 Datasheet Resources Samples All dimensions in millimeters. 9 2 16 Note: 1.00 means the number one with two decimal places. 1,000 means the number one thousand. Contact Littelfuse for an auto-insertable fuse, holder and adapter assembly. Disclaimer Notice - Information furnished is believed to be accurate and reliable. However, users should independently evaluate the suitability of and test each product selected for their own applications. Littelfuse products are not designed for, and may not be used in, all applications. Read complete Disclaimer Notice at: www.littelfuse.com/disclaimer-electronics. 2020 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 05/28/20X-ON Electronics Largest Supplier of Electrical and Electronic Components Click to view similar products for Fuse Holder Accessories category: Click to view products by Littelfuse manufacturer: Other Similar products are found below : BK/1A1337 1A1853 1A4421 1A5220 903-048 1A1337 1A4544 1A5220-01 CO2-10 CO3-03 348897 B072-7007 BK/1A4421 BK/9732 X30110 09030012H 09050023H 00970021HXNVDL 00BS0232P CO2-04 BK1A1853 BK9834 0880.0001 00970053XP 3566C 00970053H 04450718ZX900 CH10CL BP/FP-3 58600000005 33-012C 880140 00970023S 880150 PDM71009ZXM B109-7091-4 B109- 7091-6 B109-7091-5 901-524 CVR-RH-25100 LFH60030FBC 03540514Z 03540526Z 03540531Z 03540541Z 03540525Z 03540537Z 03540539Z 03540540Z FEH