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Spring RC
Spring Digital Big Servo 33kg/166g
W/All Metal Gears
Spring Digital Big Servo 33kg/166g W/All Metal Gears
Size:60.0x30.7x60.2mm / 2.36x1.21x2.37in
Weight:5.87oz
Specifications: Large Digital servo,metal gears,double ball bearing..
Application: electrocar,gas car,large gas car
Product brochure
Large Digital servo,metal gear,double ball bearing. Products packing
Packing with color box
Packaging content:Servo x 1 PCS、Servo arm x 1bag、Manual x 1 PCS
Packaging specifications:Size-95 x 65 x 75mm 、Net weight-160g、 Gross weight-214.25g
General packing (PE bag)
Packaging content:Packing with PE bag
Packaging specifications:PE bag size-160 x 100 x 0.07mm、Netweight-160g、Gross weight-180.35
Products specification | Technical parameters |
Size(mm) | Weight | wire | 4.8V | 6V | Rotation angle |
Speed | Torque | Speed | Torque |
A | B | C | D | E | g | oz | cm | sec/60° | kg·cm | oz·in | sec/60° | kg·cm | oz·in |
60.0 | 30.7 | 60.2 | 69.0 | 16.9 | 166 | 5.87 | 30 | 0.25 | 26 | 361.70 | 0.21 | 33.0 | 459.09 | ±90° |
Spring Digital Servo S4481M 12.8kg/63g Alu-Case/Metal Gear
Spring Digital Servo S4481M 12.8kg/63g Alu-Case-Metal Gear



Size:40.3x20.2x37.2mm / 1.59x0.80x1.46in
Weight:2.23oz
Specifications:Digital coreless fast servo,all metal gears,double ball bearing.
Application:Electric cars, oil cars, large scale car model
Product brochure
Metal gear,coreless motor,double ball bearing,aluminum mesochife,rapid reaction Products packing
Packing with plastic box
Packaging content:Servo x 1 PCS、Servo arm x 1bag、Manual x 1 PCS
Packaging specifications:Net weight-63g、 Gross weight-111.4g
General packing (PE bag)
Packaging content:Packing with PE bag
Packaging specifications:PE bag size-120 x 85 x 0.07mm、Netweight-63g、Gross weight-77.7
Products specification | Technical parameters |
Size (mm) | Weight | Wire | 4.8V | 6V | Rotation angle |
Speed | Torque | Speed | Torque |
A | B | C | D | E | g | oz | cm | sec/60° | kg·cm | oz·in | sec/60° | kg·cm | oz·in |
40.3 | 20.2 | 37.2 | 48.7 | 10.0 | 63 | 2.23 | 30 | 0.13 | 11.2 | 155.81 | 0.11 | 12.8 | 178.07 | ±60° |
Spring Digital Servo S4471M 9.7kg/63g W/Alu-Case/Metal Gear
Spring Digital Servo S4471M 9.7kg/63g W/Alu-Case/Metal Gear
Size:40.3x20.2x37.2mm / 1.59x0.80x1.46in
Weight:2.23oz
Specifications: Metal gear,coreless motor,double ball bearing,aluminum mesochife,rapid reaction
Application: Helicopter
Product brochure
Metal gear,coreless motor,double ball bearing,aluminum mesochife,rapid reactionProducts packing
Packing with plastic box
Packaging content:Servo x 1 PCS、Servo arm x 1bag、Manual x 1 PCS
Packaging specifications:Net weight-62g、 Gross weight-111.4g
General packing (PE bag)
Packaging content:Packing with PE bag
Packaging specifications:PE bag size-120 x 85 x 0.07mm、Netweight-62g、Gross weight-79.4
Products specification | Technical parameters |
Size (mm) | Weight | Wire | 4.8V | 6V | Rotation angle |
Speed | Torque | Speed | Torque |
A | B | C | D | E | g | oz | cm | sec/60° | kg·cm | oz·in | sec/60° | kg·cm | oz·in |
40.3 | 20.2 | 37.2 | 48.7 | 10.0 | 63 | 2.23 | 30 | 0.10 | 8.8 | 122.42 | 0.07 | 9.7 | 134.94 | ±60° |
Spring Digital Servo S4461M 4.9KG/61g W/Alu-Case/Metal Gear
Size: 40.3x20.2x37.2mm / 1.59x0.80x1.46in
Weight: 2.16oz
Specifications: Metal gear,coreless motor,double ball bearing,aluminum mesochife,rapid reaction
Application: general aircraft,small gas plane,electric plane,gas car,sailing vessel
Product brochure
Metal gear,coreless motor,double ball bearing,aluminum mesochife,rapid reaction Products packing
Packing with color box
Packaging content:Servo x 1PCS、Servo arm x 1 bag、Manual x 1PCS
Packaging specifications:Net weight-61g、Gross weight-110.4g
General packing (PE bag)
Packaging content:PE bags
Packaging specifications:Net weight-61g Gross weight-78.4g、PE bag size-120 x 85 x 0.07mm
Products specification | Technical parameters |
Size (mm) | Weight | Wire | 4.8V | 6V | Rotation angle |
Speed | Torque | Speed | Torque |
A | B | C | D | E | g | oz | cm | sec/60° | kg·cm | oz·in | sec/60° | kg·cm | oz·in |
40.3 | 20.2 | 37.2 | 48.7 | 10.0 | 61 | 2.16 | 30 | 0.14 | 4.1 | 57.04 | 0.11 | 4.9 | 68.17 | ±60° |
Spring Digital Servo S3481M 5kg/35g W/Alu-Case /Metal Gear
Spring Digital Servo S3481M 5kg/35g W/Alu-Case /Metal Gear



Size:35.5x15.3x30.6mm / 1.40x0.6x1.2in
Weight:1.24oz
Specifications: Metal gear,coreless motor,double ball bearing,aluminum mesochife,rapid reaction
Application: electrocar,gas car
Product brochure
Metal gear,coreless motor,double ball bearing,aluminum mesochife,rapid reaction Products packing
Packing with plastic box
Packaging content:Servo x 1 PCS、Servo arm x 1bag、Manual x 1 PCS
Packaging specifications:Net weight-35g、 Gross weight-84.4g
General packing (PE bag)
Packaging content:Packing with PE bag
Packaging specifications:PE bag size-90 x 85 x 0.07mm、Netweight-35g、Gross weight-52
Products specification | Technical parameters |
Size (mm) | Weight | Wire | 4.8V | 6V | Rotation angle |
Speed | Torque | Speed | Torque |
A | B | C | D | E | g | oz | cm | sec/60° | kg·cm | oz·in | sec/60° | kg·cm | oz·in |
35.5 | 15.3 | 30.6 | 40.2 | 7.1 | 35 | 1.24 | 20 | 0.1 | 4.3 | 59.82 | 0.08 | 5 | 69.56 | About 60° |
Spring Digital Servo S3471M 3.8KG/35g W/ Alu-Case /Metal Gear
Spring Digital Servo S3471M 3.8KG/35g W/ Alu-Case /Metal Gear
Size: 35.5x15.3x30.6mm / 1.40x0.6x1.2in
Weight: 1.24oz
Specifications: Metal gear,coreless motor,double ball bearing,aluminum mesochife,rapid reaction
Application: general aircraft,small gas plane,electric plane,small gas helicopter,electric helicopter
Product brochure
Metal gear,coreless motor,double ball bearing,aluminum mesochife,rapid reaction Applicable to tail rotor of helicepter(AVCS)Products packing
Packing with plastic box
Packaging content:Servo x 1 PCS、Servo arm x 1bag、Manual x 1 PCS
Packaging specifications:Net weight-35g、Gross weight-84.4g
General packing (PE bag)
Packaging content:Packing with PE bag
Packaging specifications:PE bag size-90 x 85 x 0.07mm、Netweight-35g、Gross weight-52
Products specification | Technical parameters |
Size (mm) | Weight | Wire | 4.8V | 6V | Rotation angle |
Speed | Torque | Speed | Torque |
A | B | C | D | E | g | oz | cm | sec/60° | kg·cm | oz·in | sec/60° | kg·cm | oz·in |
35.5 | 15.3 | 30.6 | 40.2 | 7.1 | 35 | 1.24 | 20 | 0.08 | 3 | 41.74 | 0.06 | 3.8 | 52.86 | ±60° |
SM Digital 57g/12KG Servo(Double Bearing)
SM Digital 57g/12KG Servo(Double Bearing)


Digital fast speed servo
Package: 1 pc
Description: 57.0g with torque 11.9kg-cm (4.8V) ;12.8kg-cm (6.0V); Wire: 20cm
Metal Gear , Double Bearing
Feature: Futaba, JR, Sanwa and Hitec compatible.
Important Notes:
Specify the connector type when you purchase the servo.
Refer to the figure when installing the servo accessories.
For engine powered airplanes and boats, rubber must be used to reduce vibration.
Please choose correct model for your application.
Torque over-loaded will damage the servo's mechanism-.
Keep the servo clean and away from dust, corrosive gas and humid air.