Product Description
The H series high-voltage all-metal servos are specially designed for RC model enthusiasts as a multi-scenario adaptation series, including H1801/H1802 for car models, H2101 for gliders, and H2401/H2451 for helicopters, fully meeting the upgrade needs of different models. Among them, H1801/H1802 are designed for car models such as TRX4M/SCX10, H2101 is an exclusive ultra-thin model for high-performance gliders, and H2401/H2451 focus on 380-450 helicopters and 30E competition fixed-wing aircraft, satisfying both competition and modification needs.
Product parameters
Parameter Name | H1801 | H1802 | H2101 | H2401 | H2451 |
Gear Material | Metal | Metal Steel + Copper | Quenched steel | ||
Housing Material | All-metal | ||||
Spline | 25T-φ5.94mm | 25T-φ5.00mm | 15T-φ4.0mm | 25T-φ5.00mm | 21T-4.9mm |
Bearing | Ball bearing | ||||
Dead band | 2μsec | ||||
Neutral position | 1500μsec | 1520μsec | |||
Op. Temp. | -10℃~50℃ | ||||
Operating voltage | 5.0V-8.4V | ||||
Pulse width | 800-2200μsec | ||||
Motor type | Coreless motor | Brushless motor | |||
Size | 22.8*12.5*23.38mm | 25.0*8.0*34.3mm | 23.0*12.0*27.5mm | ||
Net weight | 18g | 21g | 20g | ||
Stall torque | 6.5kg-cm@5.0V | 6.0kg-cm)@5.0V | 7.5kg-cm@5.0V | 6.0kg-cm@5.0V | 6.5kg-cm@5.0V |
7.5kg-cm@6.0V | 7.0kg-cm@6.0V | 8.5kg-cm@6.0V | 7.4kg-cm@6.0V | 7.5kg-cm@6.0V | |
8.0kg-cm@7.4V | 8.0kg-cm@7.4V | 9.0kg-cm@7.4V | 9.5kg-cm@7.4V | 9.0kg-cm@7.4V | |
8.5kg-cm@8.4V | 8.5kg-cm@8.4V | 10.0kg-cm@8.4V | 10.5kg-cm@8.4V | 9.5kg-cm@8.4V | |
No-load speed | 0.116sec/60°@5.0V | 0.14sec/60°@5.0V | 0.14sec/60°@5.0V | 0.14sec/60°@5.0V | 0.10sec/60°@5.0V |
0.095sec/60°@6.0V | 0.12sec/60°@6.0V | 0.12sec/60°@6.0V | 0.11sec/60°@6.0V | 0.08sec/60°@6.0V | |
0.077sec/60°@7.4V | 0.09sec/60°@7.4V | 0.09sec/60°@7.4V | 0.08sec/60°@7.4V | 0.07sec/60°@7.4V | |
0.065sec/60°@8.4V | 0.08sec/60°@8.4V | 0.08sec/60°@8.4V | 0.07sec/60°@8.4V | 0.06sec/60°@8.4V | |
Protection class | IP67 | IP65 | IP56 | ||
H1801

H1802

H2101

H2401

H2451

Product Display
Eliminate plastic gear failures, achieve precise displacement without delay or jitter
IP67 waterproof rating solves the problem of insufficient waterproofing, with a service life twice longer than others
Dual ball bearings enable silent operation and professional-grade precision; fully metal gears and CNC-machined aluminum housing
High-voltage coreless digital wing servo, suitable for ultra-thin products in high-performance gliders
CNC full-metal housing, thin design - 8mm hard anodized high-precision gears
Robust metal dual ball bearings
All-new high holding torque servo, suitable for 380-450 helicopters
Suitable for fixed-wing 30E upgrade, 1/16, 1/18, 1/24 RC models; excellent DLG/HLG (Discus Launch Glider/Hand Launch Glider) servo
Equipped with upgraded potentiometer, featuring high precision, enhanced durability and high holding torque
Application Cases
The five servos of the H series are widely used in the RC model field. Among them, H1801/H1802 are suitable for the upgrade of car models such as TRX4M/SCX10; H2101 is applicable to high-performance gliders; H2401/H2451 can match 380-450 helicopters and 30E competition fixed-wing aircraft, and are also compatible with 1/16-1/24 small RC models and DLG/HLG scenarios.
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