Transmitter Packs
All transmitter packs are hand soldered using 2500mAh NiMh cells and designed to fit your radios battery box. Just like our receiver packs these packs are double shrink wrapped for durability and have enough power to keep you racing all day long.
Recommended charge rate is 1Amp.
Newest pack
SRP2500-M11X

This pack was designed to fit the new Airtronics M11X transmitter. It is 7.2v 2500mAh and uses hand soldered cells. It has a silicone wire lead with universal connector.
- Length: 90mm (3.5")
- Width: 53mm (2.2")
- Height: 15mm (0.6")
- Weight: 190g (6.7oz)
SRP2500-FUT
This pack is designed to fit the Futaba 3PK, 3PM, and 6XP transmitters. It may also fit other radios. It comes with a 4 inch lead with universal style connector.
- Length: 120mm (4.6")
- Width: 53mm (2.2")
- Height: 15mm (0.6")
- Weight: 254g (8.9oz)
SRP2500-AIR
This pack is designed to fit the Airtronics M11 transmitter. It may fit other radios. It comes with a 4 inch lead and universal style connector.
- Length: 110mm (4.25")
- Width: 58mm (2.25")
- Height: 15mm (0.6")
- Weight: 254g (8.9oz)
SRP2500-JR
This pack is designed to fit JR and Spektrum transmitters that are equipped with a connector plug in the battery box. Make sure your radio has this connection as all do not. It comes with a 4 inch 2 wire JST female connection.
- Length: 107mm (4.2")
- Width: 30mm (1.2")
- Height: 30mm (1.2")
- Weight: 254g (8.9oz)
SRP2500-NOM
This is the Nomadio React Radio pack. Using the JST plug it is 4.8Vdc and 2500mAh. Using 4 AA cells that are hand soldered and double shrink wrapped for durability. A 1 Amp charge rate is recommended for best battery life.
- Length: 107mm (4.2")
- Width: 30mm (1.2")
- Height:15mm (0.6")
- Weight: 130g (4.5oz)