Commercial Vehicle Product Datasheet HWB18 SEALED POWER DISTRIBUTION MODULE Compact Hard-Wired PDM for 280 Style Components Specifications Overview Max Fuse Rating: 30A per circuit Max Continuous Current: 100A Number of Cavities 18 Operating Temp: -40 C to +105 C Ingress Protection: IP67/IP69K Description The HWB18 Compact Hard-Wired Box features 18 cavities Applications that accept 2.8mm fuse and relay components and is the perfect fit for accessory circuits and overflow circuits from Accessory circuits your main Power Distribution module. The HWB18 can hold Overflow circuits plug-in components including MINI fuses, MINI format circuit Main unit on small vehicles breakers, 4-pin single throw relays, and 5-pin double throw Web Resources relays. The HWB18 features durable construction, an IP67/ IP69K rating, and a compact size. The user can customize Download 2D print and technical resources at: their own circuitry utilizing direct wire-to-component littelfuse.com/hwb18 connections which are crimped to the wire harness with grommets to seal the bottom of the module. Features and Benefits Cover latches keep the cover sealed and securely in place. Ordering Information Accepts any mini (280 style) circuit protection component. COVER MOUNTING Compact size allows the unit to be installed in vehicles PART NUMBER TPA FOAM BRACKET BLACK CLEAR with limited space. PDM31001ZXM 30 Ideal for accessory circuits, overflow circuits from main or PDM31002ZXM as a main module on smaller vehicles. PDM31003ZXM IP67/IP69K sealed units can be installed virtually anywhere PDM31004ZXM on the vehicle and stands up to road splash and salt spray. UR file number: AU6325 TPAs (terminal position assurance locks) give secondary TPA: Terminal Position Assurance secondary locks for wire terminals locking protection of the wire leads, which help keeps leads securely in place. Wires plug into the back of the unit using industry- Accessories and Service Parts standard Delphi Metri-Pack Series 280 tanged terminals. Available with or without steel mounting bracket. Module PART NUMBER DESCRIPTION snaps into bracket, and is held at 30 angle or 90 angle 868-965 Base (bracket dependent) to allow easy viewing and servicing 873-032 Cover Tethers available to prevent loss of cover during service. 901-106 Cover seal Optional grid on inside cover available functions as relay 873-680 Tether retention insert 883-084 TPA HWB18, HWB12 & HWB6 share the same mounting 901-320 Foam bracket so electrical system modification can be performed 868-964 90 angle mounting bracket without bracket or sheet metal alterations. 868-068 30 angle mounting bracket A UL certification for this fuseholder means it can be used as a component in material handling and electric-battery- powered industrial truck applications with confidence that it meets the requirements of UL 583 standards. 1 of 2 littelfuse.com 2017 Littelfuse Commercial Vehicle Products Rev: 101217Commercial Vehicle Product Datasheet HWB18 SEALED POWER DISTRIBUTION MODULE Specifications Max Fuse Rating 30A per circuit Max Continuous Current 100A at 23 C, 70A at 85 C Number of Cavities 18 Recommended Mounting M6 bolt and lock washer Mounting Bracket Torque 5.5-6.5 Nm Temperature Range -40 C to +105 C Ingress Protection Rating IP67/IP69K Dimensions 80.4x69.8x45.2 mm Wire Sizes 0.35-3.00 mm Mating Terminals & Seals Delphi Metri-Pack 280 Sealed female (tanged) See chart below for details. Sold separately. Accessories Optional: Cover tether, mounting bracket, TPAs, 30 angle bracket, 90 angle bracket Mating Terminals and Seals Compatibility Wire Size Insulation Terminal Cable Seal Cable Plug 2 Range (mm ) Diameter (mm) 0.50-0.35 mm 1.84-2.51 mm 12084201 12089679 / 12041351 1.00-0.80 mm 2.03-3.12 mm 12077411 12041351 / 12015323 12010300 3.00-2.00 mm 2.45-3.80 mm 12129493 12015323 / 12015359 Sold separately. Available from Delphi. Dimensions in millimeters Visit Littelfuse.com for the most up-to-date product information. Littelfuse reserves the right to make product changes, without notice. Material in this document is as accurate as known at the time of publication. 2 of 2 littelfuse.com 2017 Littelfuse Commercial Vehicle Products Rev: 101217