July 23, 2025

Power HD Large Scale WB Series servos

Power HD has released a new series of Large Scale servos with the new WB range offered in 100KG, 120KG, 150KG rated options.  With maximum supported voltage of 25.2V, the range can be used in Axial 1:6 SCX6, Losi 1:6 Super Baja Rey, Losi Super Rock Rey, Arrma 1:5 Kraton RTR, Arrma 1:5 Kraton EXB, Arrma 1:5 Outcast RTR, Arrma 1:5 Outcast.  They can also be used for drones.  All featuring steel gears, the WB-100KG produces 100KG-cm at 8.4-volts, WB-120KG producing its top torque at 16.8V, while the WB-150KG hitting its max torque at 25.2 volts and at a maximum draw of 6 amps.

WB-150KG
Torque(16.8V): 100.0 kg-cm / ( 1388.7 oz/in )
Torque(21.0V): 122.0 kg-cm / ( 1694.3 oz/in )
Torque(25.2V): 150.0 kg-cm / ( 2083.1 oz/in )
Speed: 0.13 sec (16.8V) │ 0.11 sec (21.0V) │ 0.09 sec (25.2V)
Max current: 6A

WB-120KG
Torque(12.6V): 80.0 kg-cm / ( 1111.0 oz/in )
Torque(14.8V): 98.0 kg-cm / ( 1360.9 oz/in )
Torque(16.8V): 120.0 kg-cm / ( 1666.5 oz/in )
Speed: 0.14 sec (12.6V) │ 0.12 sec (14.8V) │ 0.10 sec (16.8V)
Max current: 8A

WB-100KG
Torque(6.0V): 65.0 kg-cm / ( 902.7 oz/in )
Torque(7.4V): 80.0 kg-cm / ( 1111.0 oz/in )
Torque(8.4V): 100.0 kg-cm / ( 1388.7 oz/in )
Speed: 0.12 sec (6.0V) │ 0.10 sec (7.4V) │ 0.08 sec (8.4V)
Max current: 15A

Source: PowerHD [chd.hk]



Usage

If you republish any elements from this page on another website, including text, original pictures or results please be sure to add a link back to this page as the source:

Tonisport
Mibosport
LC Racing
VP Racing
T-Works