Product Datasheet HWA20 SEALED ATO FUSEHOLDER Compact Hard-Wired Fuseholder Holds Up To 10 ATO Fuses Specifications Overview Max Fuse Rating: 40A per circuit Max Continuous Current: 210A Number of Cavities 20 Mounting Torque: 6-8 Nm (using M6 Bolt & Lock Washer) Operating Temp: -40C 85C Ingress Protection: IP66/IP67 Dimensions: 161 x 40 x 52mm (6.3 x 1.6 x 2.0) 2 Wire Sizes: 0.5-5.0mm Weight: 0.30lb (0.14kg) Materials: Body + Cover: Black Thermoplastic 94 V0 Gasket: Silicone Rubber Mating Terminals & Seals: Tyco standard sealed power terminals. Description May be purchased through Tyco distributors Compact, sealed (IP67) unit with input and output connections electronically isolated. Enables the user to Web Resources customize the circuitry. High-density of fuses, with total combined amperage up to 210A. Dovetail slots on the sides Download technical resources at: littelfuse.com/HWA20 of the box enable multiple units to be physically connected to each other, and to other Littelfuse fuseholders. Features and Benefits Ordering Information Compact size. Fuseholder is perfect fit for accessory circuits, overflow circuits from main power distribution PART NUMBER DESCRIPTION module, or as a main module on smaller vehicles. PDM61001ZXM HWA20 fuseholder complete assembly with TPAs IP67 sealed units can be installed virtually anywhere on the vehicle, stand up to roadsplash and salt spray. Easy to connect. Wires plug into the back of the unit using HWA20 interlocks with HWB units, with FLEC Power industry-standard Tyco sealed power terminals. Distribution Modules or bolt-down fuseholders TPAs (terminal position assurance locks) give secondary locking protection of the wire leads, which aid in prevention of leads from being pulled out. TPAs snap onto the back of the unit after wires are installed, and do not interfere with the cable seals needed to ensure IP protection. Modular. Multiple units can be dovetailed together to expand circuit protection capacity. They can also be interlocked with Littelfuse PDMs and fuseholders such as FLC Power Distribution Module, HWB60, HWB18, MEGA-Flex and MIDI-Flex, for complete circuit protection. Versatile fusing capability. Littelfuse ATO blade fuses are readily available in a wide range of values from 1A to 40A. HWA20 interlocked with HWA20 interlocked with MEGA-Flex fuseholder FLC Power Distribution (02981028HXFC) Module (FLEC 3000Z) Datasheet Replaces Hotfeed Number D-658 1 of 2 Littelfuse.com 2020 Littelfuse Commercial Vehicle Products Rev: 040720-AProduct Datasheet HWA20 SEALED ATO FUSEHOLDER Female Terminal for ATO Fuse Not provided by Littelfuse for reference only. Wire Size Range (mm2) Insulation Diameter Range (mm) Female Terminal* Cable Seal Blank Cable Seal 0.5 - 1.0 1.4 - 2.1 927836 963243-1/963244-1 1.0 - 2.5 2.2 - 3.0 927835 963244-1/ 963245-1 100132-1 2.5 - 4.0 3.4 - 3.7 928966 963245-1 3.0 - 5.0 3.8 - 5.8 1241962-1 967011-1 *TYCO Standard Power Timer Dimensions in millimeters Visit Littelfuse.com for the most up-to-date product information. Littelfuse products are designed for specific applications and should not be used for any purpose (including, without limitation, automotive applications) not expressly set forth in applicable Littelfuse product documentation. Warranties granted by Littelfuse shall be deemed void for products used for any purpose not expressly set forth in applicable Littelfuse product documentation. Littelfuse shall not be liable for any claims or damages arising out of products used in applications not expressly intended by Littelfuse as set forth in applicable Littelfuse product documentation. 2 of 2 Littelfuse.com 2020 Littelfuse Commercial Vehicle Products Rev: 040720-A