Servo Guide

Ever wondered about which is the right servo for your application? Click here to find out

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Standard Servos

JR Analog Standard Servos

< JR Servo Comparison Chart >

NES 577 standard servo - Well priced JR quality servo.

Torque:	3.3 kg.cm torque
Weight:	44g
Size:	32.5x19x38.5

Email Modelflight

[JRPS539] JR ES 539 standard ballrace servo, 4.8 kg.cm

< JR Servo Comparison Chart >

Size mm:	32.5x19x38.5
Weight:	38g
Torque:	4.8 kg.cm torque
Speed	0.23
Gears	Plastic
Ballrace	1

Each

2 units

Metal Gears

[JRPS579] ES579 Ballrace metal geared servo 8.3kg.cm

< JR Servo Comparison Chart >

Size mm:	32.5x19x38.6
Weight:	38g
Torque:	8.3 kg.cm torque
Speed	0.23
Gears	Metal
Ballrace	1

Each

2 Units

4 Units

< JR Servo Comparison Chart >

[JRPS911] JR NES 911 mini servo, 37g, ballrace, 4.0 kg.cm

Size mm:	26.5x19x36
Weight:	37g
Torque:	4 kg.cm torque
Speed	0.21/160o
Gears	Plastic
Ballrace	2

[JRPS381] JR E 381 mini servo, 22g, single ballrace, 4.2 kg.cm

< JR Servo Comparison Chart >

Size mm:	26x15x33
Weight:	22g
Torque:	4.2 kg.cm torque
Speed	0.23
Gears	Plastic
Ballrace	1

Each

2 Units

JR Digital Standard Servos

< JR Servo Comparison Chart >

JR DS 589 Digital Servo - Digital servos at a great price!

Weight: 42gm

Torque: 5.2 kg.cm

Speed 0.19 sec/60 degrees

Gears Carbonite

Ballrace 1

< JR Servo Comparison Chart >

[JRPS8455] JR DS 8455 digital high speed dual ballrace metal gear servo, 6.5kg.cm, 0.10s/60

Size mm:	34.5x19x39
Weight:	60g
Torque:	6.5 kg.cm torque
Speed	0.1
Gears	Metal
Ballrace	2

< JR Servo Comparison Chart >

[JRPS8511] JR DS 8511 digital high power dual ballrace metal gear servo, 15.0 kg.cm

Size mm:	34.5x19x39
Weight:	60g
Torque:	15 kg.cm torque
Speed	0.19
Gears	Metal
Ballrace	2

< JR Servo Comparison Chart >

[JRPS3301] DS 3301 Digital Hi Power Wing Mount servo

Size mm:	33x15x33
Weight:	30g
Torque:	4 kg.cm torque
Speed	0.22
Gears	plastic
Ballrace	2

< JR Servo Comparison Chart >

JR DS 8231 Ultra-Precision Digital servo 5-times the holding power of a standard analog servo, but only 8% more current drain under load.

Size mm:	34.5x19x39
Weight:	49g
Torque:	6.5 kg.cm torque
Speed	0.19
Gears	Plastic
Ballrace	2
Motor Type	Coreless

< JR Servo Comparison Chart >

DS 8425 Std size, Very Hi Power, coreless MG

Size mm:	34.5x19x39
Weight:	60g
Torque:	11 kg.cm torque
Speed	0.19
Gears	Metal
Ballrace	2


	Sub Micro Servos	Car Servos
	Micro / Mini Servos	Digital Servos
	Standard Servos	Retract Servos
	Jumbo Servos	Tail Rotor Servos
		Wing Servos
	Servo Gear Sets
	Servo Accessories

< Click here to view the JR servo comparison chart showing sizes, weights and torque ratings. >

JR Accessories


	Transmitter Spares		JR Switches
	Servo Spares		JR Crystals
	JR Leads		JR Servo Accessories

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Servo Compatibility

JR Servos are fully compatible with other RC systems such as Spektrum, Sanwa, Futaba and Hitech. They are fully plug compatible and can be used without any modifications.