Vintage DEC Digital H4005 Ethernet Transceiver Module 70-22781-15 15-Pin AUI

Vintage DEC Digital H4005 Ethernet Transceiver Module 70-22781-15 15-Pin AUI ITEM SPECIFICS Brand: DEC (Digital Equipment Corporation) Model / MPN: H4005 / 70-22781-15 Serial Number (SN): 1R61415105 Type: Ethernet Transceiver / Medium Attachment Unit (MAU) Connectivity: 15-Pin Female D-Sub AUI (Attachment Unit Interface) Network Standard: IEEE 802.3 Local Networks / Thicknet (10Base5) Power Rating: D01 V â +12V, A .5 (0.5 Amps) Country/Region of Manufacture: United States (Made in U.S.A.) DESCRIPTION Product Description: For sale is a vintage, highly collectible DEC (Digital Equipment Corporation) H4005 Ethernet Transceiver Module, part number 70-22781-15. This classic piece of networking hardware functions as a Medium Attachment Unit (MAU) to interface legacy systems to Thick Ethernet (10Base5) cabling infrastructures via a standard 15-pin AUI connection port. Built with exceptional vintage engineering standards in the U.S.A., it features a modular design with an integrated terminal bracket track slider. Excellent as a functional spare for running period-accurate VAX/PDP computing setups or as an display-worthy artifact for retro computing museum collections. Condition Notes: The transceiver is in excellent pre-owned cosmetic condition. The classic beige/tan structural plastic casing is exceptionally clean, showing crisp unblemished labels on both faces and a complete multi-language safety instruction sticker on the reverse side. The 15-pin D-sub port pins are straight, clean, and rust-free, with both locking post screws securely intact. The bottom contact sliders show minimal signs of terminal insertion wear. This device is un-tested and sold as-is due to its vintage nature. Please consult the high-resolution listing photos to review its exact physical status. What's Included: 1x Vintage Digital Equipment Corporation H4005 Transceiver Module (No original retail box, AUI drop cables, or vampire tap components included). CONDITION: USPI - Used Surplus Previously Installed (OEM) WARRANTY: 90 DAYS SAME DAY SHIPPING AVAILABLE ON ORDERS MADE BEFORE 4PM EST. (CAN SHIP COLLECT ON UPS OR FEDEX ACCOUNT) SELL YOUR SURPLUS PremiumPLC BUYS ALL TYPES OF NEW AND USED INDUSTRIAL AUTOMATION & MRO SURPLUS _________________________________________________________________________________ 2161