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Three Canon-compatible batteries and a four-slot USB charger on a flat surface

Kastar

Kastar BP-819 3-Battery & Quad Charger Kit 2200mAh 7.4V

SKU CH-AQG4-NXJ0A

Three 7.4 V 2200 mAh Li-Ion batteries and a quad USB charger that powers four at once via Micro-USB or Type-C

  • Total capacity16.3 Wh
  • Pack contents1 Charger + 3 Batteries
  • Battery chemistryLi-Ion
  • Product typeBattery & Charger
  • Product dimensions3.5 × 2 × 2.5 in
  • Key featuresQuadruple USB charger, can charge 4 batteries at the same ti
  • Charge four batteries simultaneously with the quadruple USB charger
  • 2200 mAh 7.4 V lithium-ion cells deliver 16.3 Wh each
  • Intelligent display shows real-time charging status and capacity
  • Power via Micro-USB or USB-C with the included Type-C cable
  • Compatible with Canon VIXIA HF G10, G20, G30, M30, M31, M32, M36, M40, M41, M46, S10, S11, S20, S21, S30, S100.

Ready-to-shoot kit for Canon VIXIA

This Kastar BP-819 kit supplies three lithium-ion batteries and a quadruple charger so a single charge session prepares every pack for a full day of recording. The bundle suits VIXIA HF M-series, HF S-series, HF G-series and HG-series owners who want spare power without mixing brands. Each cell delivers 7.4 V and 2200 mAh for 16.3 Wh of capacity. The charger accepts Micro-USB or Type-C input and includes a Type-C cable.

Thermals noise and power draw

The intelligent compact charger runs from a 5 V 2–3 A 15 W source and distributes current across four bays: 800 mA per bay when one or two batteries are seated, dropping to 500 mA per bay with three or four cells. No fan is present so operation is silent and heat stays low during typical overnight charging. The unit displays real-time charging status and remaining capacity on its built-in screen.

Four-bay simultaneous charging decides fit

The single specification that determines suitability is the ability to charge four BP-819-compatible batteries at once from a single USB-C or Micro-USB supply. Videographers who need to replenish three packs while a fourth tops up in the camera will find this kit matches that workflow; buyers who only ever charge one battery at a time gain no advantage from the quad-bay design.

How it compares

Measured against everything we stock in Camera Batteries, Grips & Chargers, at today’s prices. Recalculated every night.

Price $37.99
Pricier than about 83% of the 5,900 comparable items (median $17.99).

Specifications

Product
Brand nameKastar
Model nameBP-819
Part numberLHD4-3B-BP819-B
Total capacity16.3 Wh
Product typeBattery & Charger
Power
Battery chemistryLi-Ion
Size & build
Product dimensions3.5 × 2 × 2.5 in
In the box
Pack contents1 Charger + 3 Batteries

Other versions of this model

5 more in the same range

Questions about this item

How do I install the BP-819 batteries and what step do users often miss?

Insert each battery into the camcorder or the charger until it clicks; the step often missed is confirming the charger shows a solid charging indicator before walking away.

What maintenance will the BP-819 batteries and quad charger need later?

Store the 2200mAh Li-Ion packs at roughly half charge if unused for weeks, recharge them every few months, and keep the Micro-USB and Type-C ports free of dust so the 5V 2-3A input stays reliable.

What limit appears first when charging four BP-819 packs continuously?

The charger drops each output to 500mA when all four slots are occupied, so the fourth battery takes longest to reach its 16.3Wh capacity.

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