Spektrum SPMSA4040 A4040 MT/HS Micro Metal Gear HV Servo

In The Box
(1) A4040 Micro Digital Servo
(4) Pre-installed Mounting Grommets and Eyelets With Hardware
(3) Plastic Servo Arms and (1) Screw

Features
High Voltage (HV) capable (4.8-8.4v input range)
Micro size is perfectly suited for parkflyer and sport size model aircraft
Class leading performance (7.0kg-cm and .094 sec/60° @8.4v)
Aluminum servo case helps keep operating temperatures low
Low wear and tightly meshed all metal gear train
Bearing supported drive train helps maximize smooth operation
Over Current and Temperature protection
Operating Frequency: 200hz to 333hz
A4040 HV Mid Torque High Speed Digital Micro MG Servo
The Spektrum™ A4040 digital micro, metal gear servo offers extraordinary performance for park flyer size (15-25 size) and specialty aircraft applications. High voltage capable, the A4040 can produce 7.0kg-cm (96 oz-in) of torque at 0.094 sec/60° speeds with 8.4V input. Its low-wear, metal gear drive train is powered by a coreless motor and bearing supported for smooth operation. The A4040 also features an aluminum center section case for efficient heat dissipation, plus low deadband and high resolution. Like all Spektrum servos, the A4040 delivers reliability, consistency and performance that are second to none.

Product Specifications
Bearing Single BB
Bushing Or Bearing Bearing
Deadband <1µs
Gear Type Metal
Input Voltage 4.8V-8.4V
Material Aluminium
Maximum Servo Speed 0.16 sec/60 deg @ 6.0V; 0.12 sec/60 deg @ 7.4V; 0.10 sec/60 deg @ 8.4V
Maximum Servo Torque 40-99 oz-in
Motor Type Brushed
Overload Protection No
Product Height 1.23" (31 mm)
Product Length 1.1" (28 mm)
Product Weight 0.9oz (26g)
Product Width 0.54" (14 mm)
Servo Operating Voltage 4.8 - 8.4V (HV)
Servo Size Category Mini and Micro
Servo Type Digital
Spline Count 23 - Tooth
Torque 84 oz-in (6.05kg-cm) @ 6.0V; 91 oz-in (6.55kg-cm) @ 7.4V; 96 oz-in (7kg-cm) @ 8.4V