{"product_id":"wharpastron-warpdrive-wd-20e-mount-ra-dual-encoder-wd-20e","title":"Wharpastron Warpdrive WD-20E Mount RA Dual Encoder (WD-20E)","description":"\u003ch1\u003eWharpastron Warpdrive WD-20E Mount RA Dual Encoder \u003c\/h1\u003e\n\u003ch2 class=\"p1\"\u003ePrecision, measured at the axis.\u003c\/h2\u003e\n\u003cp\u003eThe WD-20E is a new member of the WARPDRIVE EC Series, combining our proven belt-free Servo Direct Drive architecture with high-resolution absolute feedback at the final RA output axis.\u003c\/p\u003e\n\u003cp\u003eThe servo motor drives the strain-wave reducer directly, while the output encoder measures the movement of the axis that carries the telescope. The result is a complete RA drive built around direct response, true position feedback and consistent performance.\u003c\/p\u003e\n\u003cp\u003eServo Direct Drive. True Axis Feedback. Individually Verified.\u003c\/p\u003e\n\u003cdiv class=\"nectar-split-heading font_size_2vw animated-in\"\u003e\n\u003ch2\u003eMore control, right in your hand.\u003c\/h2\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nectar-responsive-text font_size_min_16px font_size_max_21px font_size_desktop_1-2vw font_line_height_1-7 nectar-link-underline-effect\"\u003e\n\u003cp class=\"p1\"\u003eThe new \u003cstrong\u003eAdvanced Hand Controller\u003c\/strong\u003e combines a 2-inch OLED touch display, precise Hall-effect joystick, built-in GPS and wireless connectivity in one compact interface. Essential mount controls are now faster, clearer and always within reach.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0652\/6245\/2965\/files\/WD20E-Poster.002-1536x864_1024x1024.jpg?v=1789750199\" alt=\"\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0652\/6245\/2965\/files\/WD-15E-Eng.003-1536x864_1024x1024.png?v=1789750219\" alt=\"\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0652\/6245\/2965\/files\/Capture_4bc1100f-b296-40b8-a7f5-0db0ec8c6c3a_1024x1024.jpg?v=1789750282\" alt=\"\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0652\/6245\/2965\/files\/Capture_e59b180d-8911-4149-866c-64cfdcfd66a6_1024x1024.jpg?v=1789750321\" alt=\"\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0652\/6245\/2965\/files\/761764792_122305300202223081_6020275031562207895_n_1024x1024.jpg?v=1789750345\" alt=\"\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/div\u003e\n\u003ch3\u003e\u003c\/h3\u003e\n\u003ch3\u003eTechnical Specifications \u003c\/h3\u003e\n\u003cdiv class=\"nectar-hor-list-item\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"nectar-hor-list-item\"\u003e\n\u003cdiv class=\"nectar-list-item\"\u003e\n\u003ctable class=\"x1vathgz x1gukg7c x11r6d5e xkpwil5 xezivpi x17mssa0 x1ghz6dp x1x1rfll xgqtt45 x1rea2x4\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth class=\"xmw5fkk x1q0q8m5 xso031l x8dqpqg x1s688f xl2ypbo x18g2hj5 xcxz95d xvxn4a6 x1c1uobl x1yc453h\"\u003eSpecification\u003c\/th\u003e\n\u003cth class=\"xmw5fkk x1q0q8m5 xso031l x8dqpqg x1s688f xl2ypbo x18g2hj5 xcxz95d xvxn4a6 x1c1uobl x1yc453h\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"x1q5g3hx x1q0q8m5 xso031l x1rgnqjh x8dqpqg x1v0wz0i x1cedrb9 x1pe9zv5 xcxz95d x5xtxb0 x1c1uobl x1yc453h\"\u003eMount Type\u003c\/td\u003e\n\u003ctd class=\"x1q5g3hx x1q0q8m5 xso031l x1rgnqjh x8dqpqg x1v0wz0i x1cedrb9 x1pe9zv5 xcxz95d x5xtxb0 x1c1uobl x1yc453h\"\u003eEquatorial\/Altazimuth\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"x1q5g3hx x1q0q8m5 xso031l x1rgnqjh x8dqpqg x1v0wz0i x1cedrb9 x1pe9zv5 xcxz95d x5xtxb0 x1c1uobl x1yc453h\"\u003eReduction Gear\u003c\/td\u003e\n\u003ctd class=\"x1q5g3hx x1q0q8m5 xso031l x1rgnqjh x8dqpqg x1v0wz0i x1cedrb9 x1pe9zv5 xcxz95d x5xtxb0 x1c1uobl x1yc453h\"\u003eRA: 20 Strain Wave Reducer, DEC: 17 Strain Wave Reducer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"x1q5g3hx x1q0q8m5 xso031l x1rgnqjh x8dqpqg x1v0wz0i x1cedrb9 x1pe9zv5 xcxz95d x5xtxb0 x1c1uobl x1yc453h\"\u003eDrive\u003c\/td\u003e\n\u003ctd class=\"x1q5g3hx x1q0q8m5 xso031l x1rgnqjh x8dqpqg x1v0wz0i x1cedrb9 x1pe9zv5 xcxz95d x5xtxb0 x1c1uobl x1yc453h\"\u003eRA: Dual Encoder Servo Direct-drive, DEC: Servo Direct-drive\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"x1q5g3hx x1q0q8m5 xso031l x1rgnqjh x8dqpqg x1v0wz0i x1cedrb9 x1pe9zv5 xcxz95d x5xtxb0 x1c1uobl x1yc453h\"\u003eMotor\u003c\/td\u003e\n\u003ctd class=\"x1q5g3hx x1q0q8m5 xso031l x1rgnqjh x8dqpqg x1v0wz0i x1cedrb9 x1pe9zv5 xcxz95d x5xtxb0 x1c1uobl x1yc453h\"\u003eBLDC Servo Motor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"x1q5g3hx x1q0q8m5 xso031l x1rgnqjh x8dqpqg x1v0wz0i x1cedrb9 x1pe9zv5 xcxz95d x5xtxb0 x1c1uobl x1yc453h\"\u003eWeight\u003c\/td\u003e\n\u003ctd class=\"x1q5g3hx x1q0q8m5 xso031l x1rgnqjh x8dqpqg x1v0wz0i x1cedrb9 x1pe9zv5 xcxz95d x5xtxb0 x1c1uobl x1yc453h\"\u003e5.7kg (12.5lb)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"x1q5g3hx x1q0q8m5 xso031l x1rgnqjh x8dqpqg x1v0wz0i x1cedrb9 x1pe9zv5 xcxz95d x5xtxb0 x1c1uobl x1yc453h\"\u003eLoad Capacity*\u003c\/td\u003e\n\u003ctd class=\"x1q5g3hx x1q0q8m5 xso031l x1rgnqjh x8dqpqg x1v0wz0i x1cedrb9 x1pe9zv5 xcxz95d x5xtxb0 x1c1uobl x1yc453h\"\u003e150Nm (Recommended) \/ 60Nm (Max allowed)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"x1q5g3hx x1q0q8m5 xso031l x1rgnqjh x8dqpqg x1v0wz0i x1cedrb9 x1pe9zv5 xcxz95d x5xtxb0 x1c1uobl x1yc453h\"\u003eLoad Capacity (without counterweights)\u003c\/td\u003e\n\u003ctd class=\"x1q5g3hx x1q0q8m5 xso031l x1rgnqjh x8dqpqg x1v0wz0i x1cedrb9 x1pe9zv5 xcxz95d x5xtxb0 x1c1uobl x1yc453h\"\u003e22kg\/44lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"x1q5g3hx x1q0q8m5 xso031l x1rgnqjh x8dqpqg x1v0wz0i x1cedrb9 x1pe9zv5 xcxz95d x5xtxb0 x1c1uobl x1yc453h\"\u003eLoad Capacity (with counterweights)\u003c\/td\u003e\n\u003ctd class=\"x1q5g3hx x1q0q8m5 xso031l x1rgnqjh x8dqpqg x1v0wz0i x1cedrb9 x1pe9zv5 xcxz95d x5xtxb0 x1c1uobl x1yc453h\"\u003e30kg\/66lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"x1q5g3hx x1q0q8m5 xso031l x1rgnqjh x8dqpqg x1v0wz0i x1cedrb9 x1pe9zv5 xcxz95d x5xtxb0 x1c1uobl x1yc453h\"\u003eMaterial\u003c\/td\u003e\n\u003ctd class=\"x1q5g3hx x1q0q8m5 xso031l x1rgnqjh x8dqpqg x1v0wz0i x1cedrb9 x1pe9zv5 xcxz95d x5xtxb0 x1c1uobl x1yc453h\"\u003eAL6061, Stainless Steel, Brass, ABS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"x1q5g3hx x1q0q8m5 xso031l x1rgnqjh x8dqpqg x1v0wz0i x1cedrb9 x1pe9zv5 xcxz95d x5xtxb0 x1c1uobl x1yc453h\"\u003eBrake\u003c\/td\u003e\n\u003ctd class=\"x1q5g3hx x1q0q8m5 xso031l x1rgnqjh x8dqpqg x1v0wz0i x1cedrb9 x1pe9zv5 xcxz95d x5xtxb0 x1c1uobl x1yc453h\"\u003eRA Axis (45Nm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"x1q5g3hx x1q0q8m5 xso031l x1rgnqjh x8dqpqg x1v0wz0i x1cedrb9 x1pe9zv5 xcxz95d x5xtxb0 x1c1uobl x1yc453h\"\u003eSaddle\u003c\/td\u003e\n\u003ctd class=\"x1q5g3hx x1q0q8m5 xso031l x1rgnqjh x8dqpqg x1v0wz0i x1cedrb9 x1pe9zv5 xcxz95d x5xtxb0 x1c1uobl x1yc453h\"\u003eVixen \u0026amp; Losmandy\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"x1q5g3hx x1q0q8m5 xso031l x1rgnqjh x8dqpqg x1v0wz0i x1cedrb9 x1pe9zv5 xcxz95d x5xtxb0 x1c1uobl x1yc453h\"\u003eCounterweight Shaft\u003c\/td\u003e\n\u003ctd class=\"x1q5g3hx x1q0q8m5 xso031l x1rgnqjh x8dqpqg x1v0wz0i x1cedrb9 x1pe9zv5 xcxz95d x5xtxb0 x1c1uobl x1yc453h\"\u003eM12 Shaft (1.75mm Pitch)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"x1q5g3hx x1q0q8m5 xso031l x1rgnqjh x8dqpqg x1v0wz0i x1cedrb9 x1pe9zv5 xcxz95d x5xtxb0 x1c1uobl x1yc453h\"\u003eSlew Rate\u003c\/td\u003e\n\u003ctd class=\"x1q5g3hx x1q0q8m5 xso031l x1rgnqjh x8dqpqg x1v0wz0i x1cedrb9 x1pe9zv5 xcxz95d x5xtxb0 x1c1uobl x1yc453h\"\u003e5°\/s (Standard 1\/2Max), 10°\/s (Max)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"x1q5g3hx x1q0q8m5 xso031l x1rgnqjh x8dqpqg x1v0wz0i x1cedrb9 x1pe9zv5 xcxz95d x5xtxb0 x1c1uobl x1yc453h\"\u003eAdjustment Range\u003c\/td\u003e\n\u003ctd class=\"x1q5g3hx x1q0q8m5 xso031l x1rgnqjh x8dqpqg x1v0wz0i x1cedrb9 x1pe9zv5 xcxz95d x5xtxb0 x1c1uobl x1yc453h\"\u003eALT 0~90° (3-position coarse adjustment, 30° fine adjustment), AZ ±8°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"x1q5g3hx x1q0q8m5 xso031l x1rgnqjh x8dqpqg x1v0wz0i x1cedrb9 x1pe9zv5 xcxz95d x5xtxb0 x1c1uobl x1yc453h\"\u003eOperating Temp.\u003c\/td\u003e\n\u003ctd class=\"x1q5g3hx x1q0q8m5 xso031l x1rgnqjh x8dqpqg x1v0wz0i x1cedrb9 x1pe9zv5 xcxz95d x5xtxb0 x1c1uobl x1yc453h\"\u003e-25℃ ~ 45℃\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"x1q5g3hx x1q0q8m5 xso031l x1rgnqjh x8dqpqg x1v0wz0i x1cedrb9 x1pe9zv5 xcxz95d x5xtxb0 x1c1uobl x1yc453h\"\u003ePeriodic Error\u003c\/td\u003e\n\u003ctd class=\"x1q5g3hx x1q0q8m5 xso031l x1rgnqjh x8dqpqg x1v0wz0i x1cedrb9 x1pe9zv5 xcxz95d x5xtxb0 x1c1uobl x1yc453h\"\u003e±3 arcsec (encoder corrected)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"x1q5g3hx x1q0q8m5 xso031l x1rgnqjh x8dqpqg x1v0wz0i x1cedrb9 x1pe9zv5 xcxz95d x5xtxb0 x1c1uobl x1yc453h\"\u003eCommunication Protocol\u003c\/td\u003e\n\u003ctd class=\"x1q5g3hx x1q0q8m5 xso031l x1rgnqjh x8dqpqg x1v0wz0i x1cedrb9 x1pe9zv5 xcxz95d x5xtxb0 x1c1uobl x1yc453h\"\u003eASCOM\/INDI\/LX200\/INDIGO\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"x1q5g3hx x1q0q8m5 xso031l x1rgnqjh x8dqpqg x1v0wz0i x1cedrb9 x1pe9zv5 xcxz95d x5xtxb0 x1c1uobl x1yc453h\"\u003eHome Control\u003c\/td\u003e\n\u003ctd class=\"x1q5g3hx x1q0q8m5 xso031l x1rgnqjh x8dqpqg x1v0wz0i x1cedrb9 x1pe9zv5 xcxz95d x5xtxb0 x1c1uobl x1yc453h\"\u003eRA: absolute encoder, DEC: optical homing sensor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"x1q5g3hx x1q0q8m5 xso031l x1rgnqjh x8dqpqg x1v0wz0i x1cedrb9 x1pe9zv5 xcxz95d x5xtxb0 x1c1uobl x1yc453h\"\u003eTime\/Location\u003c\/td\u003e\n\u003ctd class=\"x1q5g3hx x1q0q8m5 xso031l x1rgnqjh x8dqpqg x1v0wz0i x1cedrb9 x1pe9zv5 xcxz95d x5xtxb0 x1c1uobl x1yc453h\"\u003eGPS on Advanced Hand Controller\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"x1q5g3hx x1q0q8m5 xso031l x1rgnqjh x8dqpqg x1v0wz0i x1cedrb9 x1pe9zv5 xcxz95d x5xtxb0 x1c1uobl x1yc453h\"\u003ePower \/ Wireless \/ Advanced Hand Controller\u003c\/td\u003e\n\u003ctd class=\"x1q5g3hx x1q0q8m5 xso031l x1rgnqjh x8dqpqg x1v0wz0i x1cedrb9 x1pe9zv5 xcxz95d x5xtxb0 x1c1uobl x1yc453h\"\u003ePower: 12～25V 5.5*2.5mm DC 5A; Wireless: 2WIFI (AP\/Station modes) \/ BLE on Advanced Hand Controller; Advanced Hand Controller: 2 inch OLED Touch Display, Hall Joystick, GPS, Wireless, BLE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e*1. Recommended: For normal operation and optimal tracking performance. Maximum: Upper operational limit; the safe upper operating load the mount can support and slew\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e*2. Wireless functionality may vary by country and region.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0652\/6245\/2965\/files\/WD20E-load-calculation.001-1536x864_1024x1024.jpg?v=1789750170\" alt=\"\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/div\u003e\n\u003ch3\u003eIn the Box\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eWD-20E Mount Head * 1\u003c\/li\u003e\n\u003cli\u003eAdvanced Hand Controller(2026 version, Color OLED Touch Display) * 1\u003c\/li\u003e\n\u003cli\u003eUSB Type-C to A Data Cable (PC connection) * 1\u003c\/li\u003e\n\u003cli\u003eUSB Type-C to C 1m Cable * 1 (Hand controller connection)\u003c\/li\u003e\n\u003cli\u003ePD Type-C to DC 5.5*2.5mm 12V 5A 1m cable * 1\u003c\/li\u003e\n\u003cli\u003eTracking Accuracy Report\u003c\/li\u003e\n\u003cli\u003eAluminum Case with EVA Foam\u003c\/li\u003e\n\u003cli\u003e3mm Hex wrench\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eManuals \u0026amp; Warranty\u003c\/h3\u003e\n\u003cp\u003e\u003ca rel=\"noopener\" href=\"WarpAstron%203-Year%20Warranty\" target=\"_blank\"\u003eWarpastron 3-Year Warranty\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca rel=\"noopener\" title=\"WD-15E Drawing\" href=\"https:\/\/www.warpastron.com\/wp-content\/uploads\/2026\/04\/WD-15E-Drawing.pdf\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0652\/6245\/2965\/files\/WD-20E-Drawing.pdf?v=1789150157\" rel=\"noopener\" target=\"_blank\"\u003eWD-20E Drawing\u003c\/a\u003e\u003c\/p\u003e","brand":"WarpAstron","offers":[{"title":"Default Title","offer_id":52901234573541,"sku":"WA-WD-20E","price":4899.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0652\/6245\/2965\/files\/B_f8672bc5-356f-46dd-93fc-cb31df87ec5e.jpg?v=1789750526","url":"https:\/\/astronomyplus.com\/products\/wharpastron-warpdrive-wd-20e-mount-ra-dual-encoder-wd-20e","provider":"Astronomy Plus – Telescopes \u0026 Astrophotography Canada","version":"1.0","type":"link"}