Commercial Vehicle Product Datasheet SN MEGA ® FUSE HOLDER 32 Vdc • 500 A • In-line • AssureLatch™ Technology Specifications Overview Max Voltage Rating: Max Current Rating: Recommended Stud Torque: Temperature Range: Ingress Protection: Humidity: Shock: Vibration: Dimensions: Description The SN-MEGA is a high amperage in-line fuse holder with sealed positive latching technology. The fuse holder base and cover are secured together with AssureLatch™ technology to form a water resistant and ignition protected assembly. 32 Vdc 500 A 20 Nm / 15 lb-ft (M8 Threads) -50 to +125 °C IP66 / IP6K9K 0-95% RH 50 G 8G 130 x 47.4 x 40.7 mm Recommended Fuses Covers are retained to the base with a built in tether to ensure there are no missing components during servicing. Bases feature thru-hole provisions to ensure that the unit is mounted securely to the application and features a footprint identical to similar fuse holders which allows for change-over from existing unsealed technology. • Littelfuse series: MEGA® • Competitor cross-reference equivalents Web Resources Download 2D outline and additional technical resources at: littelfuse.com/sn-mega Features and Benefits Ordering Information • Provides high amperage, in-line, main or branch Circuit Protection in harsh or hazardous environments • Waterproof/sealed fuse compartment provides protection from fuse corrosion • Ignition protected to SAE J1171 and ISO 8846 for installation in a battery box or on vehicles carrying hazardous loads • All stainless steel hardware and tin-plated 100% pure copper optimize long-term corrosion protection • Allows dielectric spray on cable terminals without compromising fuse connections • Cover retention ensured through integrated tether • AssureLatch™ technology for worry-free positive latching • Available with custom pre-loaded fuses PART NUMBER DESCRIPTION 880014 SN MEGA Fuse Holder Assembly Configuration FROM DC NEGATIVE RETURNS TO DC POSITIVE LOADS FUSE BLOCK littelfuse.com 1 of 2 © 2015 Littelfuse Commercial Vehicle Products Rev: 081715 Commercial Vehicle Product Datasheet Dimensions in millimeters TOP VIEW COVER REMOVED .26 6.6 (M6, [1/4"] CLEARANCE HOLES) 4.92±.039 125±1 .80±.020 20.3±0.5 1.51±.020 38.4±0.5 1.87±.030 47.4±0.75 4.0±.020 101.6±0.5 5.091±.039 129.31±1 5.12 130 FUSE LOCATION 4.2±.020 107.4±0.5 REMOVABLE COVER 1.60±.020 40.7±0.5 littelfuse.com 2 of 2 © 2015 Littelfuse Commercial Vehicle Products Rev: 081715