Servo Highest B900W waterproof

Highest B900W Waterproof HV Brushless Servo – High Torque RC Servo

The Highest B900W is a high-performance HV Brushless waterproof servo designed for RC drivers who demand maximum reliability in extreme conditions. Built to handle water, mud, moisture, and dust, this servo delivers true waterproof performance for demanding off-road applications.

Thanks to its powerful brushless motor, hardened steel gears, and dual ball bearing system, the Highest B900W provides fast, precise, and consistent steering response even under heavy use. With over 36 kg-cm of torque and an impressive 0.10 sec/60° speed at 7.4V, it is an excellent choice for racing, bashing, and crawling.

The servo features a reinforced structure with an aluminum heatsink case, improving rigidity and helping maintain stable operating temperatures during long sessions. It also includes a protected PCB coating to improve durability against vibration and moisture.

Thanks to its standard-size design, the Highest B900W can be used in a wide range of RC vehicles including buggies, truggies, crawlers, monster trucks, and trail rigs, especially when extra strength and durability are required.

Main Features

• Real waterproof servo for extreme conditions
• High-efficiency HV Brushless motor
• 36.2 kg-cm torque at 7.4V
• Speed: 0.10 sec/60° at 7.4V
• Full metal steel gears
• Dual ball bearings for smoother precision
• Aluminum heatsink case
• 2S LiPo compatible
• 25T output spline

Ideal For

• 1/8 RC Buggy
• RC Truggy
• Crawler and Rock Crawler
• RC Monster Truck
• Trail and off-road vehicles

Technical Specifications

• Operating Voltage: 6.0V – 7.4V
• Torque: 28.3 kg-cm @ 6.0V / 36.2 kg-cm @ 7.4V
• Speed: 0.13 sec/60° @ 6.0V / 0.10 sec/60° @ 7.4V
• Motor: Brushless
• Gears: Steel
• Bearings: Dual Ball Bearing
• Dimensions: 39.6 × 20.0 × 38.9 mm
• Weight: 71.7 g
• Operating Temperature: -10 °C to +60 °C
• Wire Length: 350 mm

The Highest B900W offers unbeatable value for RC drivers looking for a powerful, fast, and truly waterproof servo for demanding conditions.