Commercial Vehicle Product Datasheet HWB12 SEALED POWER DISTRIBUTION MODULE Compact Hard-Wired PDM for 280 Style Components Specifications Overview Max Fuse Rating: 30A per circuit Max Continuous Current: 130A Number of Cavities 12 Operating Temp: -40 C to +105 C Ingress Protection: IP67/IP69K Description The HWB12 Compact Hard-Wired Box features 12 cavities Applications that accept 2.8mm fuse and relay components and is the Accessory circuits perfect fit for accessory circuits and overflow circuits from Overflow circuits your main Power Distribution module. The HWB12 can hold Main unit on small vehicles plug-in components including MINI fuses, MINI format circuit Upfitting vehicle electrical systems breakers, 4-pin single throw relays, and 5-pin double throw relays. The HWB12 features durable construction, an IP67/ Web Resources IP69K rating, and a compact size. The user can customize their own circuitry utilizing direct wire-to-component Download 2D print and technical resources at: connections which are crimped to the wire harness with littelfuse.com/hwb12 grommets to seal the bottom of the module. Features and Benefits Ordering Information AssureLatch yellow positive-sealing latches keep the cover securely in place while allowing for fast service. COVER MOUNTING PART NUMBER AssureLatch BRACKET BLACK CLEAR Accepts any MINI (280 style) fuses, circuit breakers PDM33001ZXM or relays. PDM33002ZXM Compact size allows the unit to be installed in vehicles PDM33003ZXM Straight with limited space. PDM33004ZXM Straight Ideal for accessory circuits, overflow circuits from main IP67/IP69K sealed units can be installed virtually UR file number: AU6325 TPA: Terminal Position Assurance secondary locks for wire terminals anywhere on the vehicle and stands up to road splash and salt spray. TPAs (terminal position assurance locks) give secondary Accessories and Service Parts locking protection of the wire leads, which help keeps leads securely in place. PART NUMBER DESCRIPTION Wires plug into the back of the unit using industry- 868-094 Base standard TE Connectivity MCP terminals. 873-021-001 Cover in clear Tethers available to prevent loss of cover during service. 873-021-002 Cover in black (UR) Optional foam on inside cover available functions as relay 901-326 Silicone seal retention insert 883-088 1 pcs. AssureLatch with thumb release HWB18, HWB12 & HWB6 share the same mounting 883-087 TPA bracket so electrical system modification can be 890009470 Tether performed without bracket or sheet metal alterations. 901-327 Foam insert A UL certification for this fuseholder means it can be used 868-964 90 angle mounting bracket as a component in material handling and electric-battery- 868-068 30 angle mounting bracket 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 HWB12 SEALED POWER DISTRIBUTION MODULE Specifications Max Fuse Rating 30A per circuit Max Continuous Current 130A Number of Cavities 12 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 83.2x69.6x43.6 mm Wire Sizes 0.35-2.50 mm Mating Terminals & Seals TE Connectivity MCP Series. Sold separately. Accessories Optional: Cover tether, 30 angle bracket, 90 angle bracket Mating Terminals and Seals Compatibility Wire Size Range Insulation Diameter Part Number Strip TE Cable Seal Part Materials and Finish Cable Seal Color 2 (mm ) (mm) FLR Form Number 0.350.50 1.21.4 1-xxx-1/1-xxx-3 968882 828904-1 Blue 0.51.0 1.42.1 1-xxx-1/1-xxx-2/1-xxx-3 968855 828904-2 Blue 1.02.5 2.23.0 1-xxx-1/1-xxx-3 968857 828905-1 White Empty Cavity Cable Seal Plug 828922-1 Natural Sold separately. Available from TE Connectivity. Dimensions in millimeters 69.60.5 83.20.5 43.60.5 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