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A20-12 XL EVO kv1039

A20-12 XL EVO kv1039



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A20-12 XL EVO kv1039

A20-12 XL EVO kv1039 is a professional A20 item from Hacker Motor GmbH, prepared for the RC-MODEL catalog with customer-facing information, official product imagery, structured specifications and no storefront supplier pricing.

Recommended use

This product is relevant for RC builders and pilots looking for a20, replacement parts, upgrades or setup components. Use it when planning a new model build, maintaining an existing aircraft, boat or radio system, or comparing compatible electronic and power-system parts.

What to check before ordering

Confirm the physical dimensions, weight, voltage, current rating, connector style, shaft size, cell count, propeller range and installation space against your model. RC-MODEL can help verify compatibility when you provide the model name and part number.

Key details

  • max. power range [W] (max.15 sec.): 300
  • Poles: 14
  • Turns: 12
  • Idle current (I0) at 8.4V [A]: 1,2
  • Internal resistance (Ri) [Ohm]: 0,075
  • Recommended timing [°]: 20 - 25
  • Switching Frequency [kHz]: 8
  • Controller recommendation [A] (depending on setup): 30 - 40
  • Idle speed per volt (kv): 1039
  • Weight [g]: 78
  • Length [mm]/[in]: 40
  • Outer diameter [mm]/[in]: 28
  • Shaft diameter [mm]/[in]: 3,17
  • Prop Adapter: Ja

A20-12 XL EVO kv1039 Product description and features The 8, 10 and 14-pole outrunner motors of the A20 series are available in 4 lengths (S, M, L, XL), with a voltage range of 7.2V to 12.6V. As a result, they cover a wide range of applications from the 250g indoor model up to the 1.5kg electric glider. The A20 series has double ball bearings, has a replaceable 3mm shaft and can be mounted both in front of and behind the head frame/engine mount. The weight-optimised high-end motor A20-12 XL EVO

Reference SKU/model: 97800010. Mention this reference when contacting RC-MODEL for availability or fitment support.

Relevant RC Academy guides

Learn before you buy

These guides explain the setup, safety checks and accessory choices that usually matter for this product type.

Technical Specifications
Manufacturer Hacker Motor GmbH
Product Type A20
SKU 97800010
EAN 4250320200710
Availability In stock
Weight [g] 78
Poles 14
Turns 12
Idle current (I0) at 8.4V [A] 1,2
Internal resistance (Ri) [Ohm] 0,075
Recommended timing [°] 20 - 25
Switching Frequency [kHz] 8
Controller recommendation [A] (depending on setup) 30 - 40
Length [mm]/[in] 40
Outer diameter [mm]/[in] 28
Shaft diameter [mm]/[in] 3,17
Prop Adapter Ja
Backmount mountable Nein
Front mountable Ja
max. power range [W] (max.15 sec.) 300
Mounting cross Nein
Idle speed per volt (kv) 1039
Gold plug mm (soldered) 3,5

Tags: Hacker Motor GmbH, A20-12 XL EVO kv1039, Engines & Power, Electric Motors, Hacker Outrunner, Hacker A20, A20