Skip to main content

ISDT K4 DUO Charger



Prices are intentionally not displayed on the site. Contact RC-MODEL for current availability, technical fit, compatible accessories and a formal quote.
Quote quantity Choose the requested quantity, select options/variants if available, and add the item to one combined quote request.

These selections are sent with the SKU, model and quantity so we can check fit and availability.

ISDT K4 DUO Charger

ISDT K4 DUO Charger is a professional ISDT Ladegeräte item from SieBra GmbH & Co. KG, 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 isdt ladegeräte, 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

  • Zellenzahl: 8 LiPo/liFe/LiIon
  • Charging current: 2x 20A
  • Input voltage: 100-240V AC, 10-30V DC
  • Integrated power adapter: Ja
  • Integrated balancer: Ja
  • Fan: Ja
  • Länge Anschlusskabel: XT60i
  • Dimensions: 176 x 183 x 57mm
  • Weight: 1230g
  • Adjustable charging current per output: 0.1 - 20A (max. 800W DC)
  • Adjustable charging current in synchron mode: 0.1 - 20A (mac. 400W AC)
  • Balancer equalizing current per output: max. 1.5A
  • Charging power: max. 800W syncron
  • Discharching power: 2x 15W

ISDT K4 DUO charger Product description and features The ISDT K4 DUO loader is a powerful, compact all-round loader. Because of the integrated power pack with 400W power, you can quickly charge up to 400W power at home at the 230V socket, which is divided up per port as required. If the K4DUO charger is supplied with direct voltage by e.g. a battery or an external more powerful power supply unit, up to 2x 600W power is possible! (> 24V required!) 1-8s LiXx cells can be charged, in parallel mode

Reference SKU/model: 89763029. 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 SieBra GmbH & Co. KG
Product Type ISDT Ladegeräte
SKU 89763029
EAN 6971337051321
Availability In stock
Dimensions 176 x 183 x 57mm
Weight 1230g
Input voltage 100-240V AC, 10-30V DC
Zellenzahl 8 LiPo/liFe/LiIon
Charging current 2x 20A
Integrated power adapter Ja
Integrated balancer Ja
Fan Ja
Länge Anschlusskabel XT60i
Adjustable charging current per output 0.1 - 20A (max. 800W DC)
Adjustable charging current in synchron mode 0.1 - 20A (mac. 400W AC)
Balancer equalizing current per output max. 1.5A
Charging power max. 800W syncron
Discharching power 2x 15W

Tags: SieBra GmbH & Co. KG, ISDT K4 DUO Charger, Batteries & Chargers, Chargers & Battery Adapters, Chargers, ISDT Ladegeräte