{"title":"8421 Encoder - Horizontal","handle":"8421-encoder-horizontal","url":"/products/8421-encoder-horizontal","description":"The 8421 Encoder (Horizontal) is an absolute position encoder with 16 positions (0–F) using BCD/8421 encoding. Unlike incremental encoders or potentiometers, the mechanical position directly determines the output code — no memory, reference point, or continuous counting is required. Simply read the position whenever you need it.\n\nThis makes the encoder highly reliable with strong interference resistance, and it retains position without power. The horizontal-mount form factor is suited for panel or PCB mounting where the shaft axis runs parallel to the board.\n\nKey Features\n\n\nAbsolute Position Encoding – 16 positions (0–F) with 8421 BCD output\n\nNo Memory Required – Position is always readable without reference homing\n\nHorizontal Mount – Shaft axis parallel to the mounting surface\n\n10,000 Step Service Life – Durable for industrial applications\n\n\nSpecifications\n\n\nEncoding: 8421 BCD, 16 positions (0–F)\n\nOperating Current: 150 mA\n\nMax Voltage: 42V\n\nService Life: 10,000 steps\n\nOperating Temperature: −40°C to +85°C\n\nDimensions: 14 × 19 mm\n\nMounting Aperture: 2.0 mm\n\nMounting Hole Pitch: 15 mm\n\n\nAlso Available\n\n8421 Encoder – Vertical\n\n\nPackage Contents\n\n1× 8421 Encoder (Horizontal)\n\n\nResources\n\nDFRobot Wiki – 8421 Encoder Horizontal\n","vendor":"DFRobot","product_type":"physical","in_stock":true,"options":[],"variants":[{"id":3792,"title":"Default Title","sku":"DF-DFR0722","price":7.18,"on_sale":false,"in_stock":true,"available_quantity":159,"option1":"Default Title"}]}