How to choose a LiPo battery for an RC aircraft
Cell count, capacity, C rating, connectors, battery weight and realistic flight time explained for RC aircraft buyers.
2x LiIon battery 4500mAh 21700 45A
Prices are intentionally not displayed on the site.
Contact RC-MODEL for current availability, technical fit, compatible accessories and a formal quote.
2x LiIon battery 4500mAh 21700 45A
2x LiIon battery 4500mAh 21700 45A is a professional Lithium Ion single cells 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 lithium ion single cells, 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
- Nominal voltage [V]: 3,6V
- Ladeschlussspannung: 4,2V
- Capacity [mAh]: 4500
- Dauerentladestrom: 45
- Max. Ladestrom: 4,5
- Balancer connector: nein
- Entladeschlussspannung: 2,5V
- Lademethode: CC-CV
- Length [mm]: 70,15
- Diameter [mm]: 21,55
- Weight [g]: 70
- Manufacturer: Hacker Motor GmbH
- Product Type: Lithium Ion single cells
2x LiIon battery 4500mAh 21700 45A Product description and features 2x lithium-ion battery with U-solder tag for self-assembly. As 2S configuration ideally suited for receiver power supply. Advantages at a glance Flexible configuration with different solder boards easy to solder high capacity with low weight small installation dimensions seldom balancing low fire hazard even in case of short circuit Illustration similar Important notes: Soldering work should be carried out within a few seconds u
Reference SKU/model: A43048. Mention this reference when contacting RC-MODEL for availability or fitment support.
Relevant RC Academy guides
Learn before you buy
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| Technical Specifications | |
| Manufacturer | Hacker Motor GmbH |
| Product Type | Lithium Ion single cells |
| SKU | A43048 |
| EAN | 4250320274179 |
| Availability | In stock |
| Nominal voltage [V] | 3,6V |
| Capacity [mAh] | 4500 |
| Balancer connector | nein |
| Length [mm] | 70,15 |
| Weight [g] | 70 |
| Ladeschlussspannung | 4,2V |
| Lademethode | CC-CV |
| Dauerentladestrom | 45 |
| Max. Ladestrom | 4,5 |
| Entladeschlussspannung | 2,5V |
| Diameter [mm] | 21,55 |
Tags: Hacker Motor GmbH, 2x LiIon battery 4500mAh 21700 45A, Radio Systems, Receiver and Central Box, Rx Batteries, Lithium Ion single cells