Build Your Power Servo

Price:

 Starting at $129.98 w/Servo

Part:

 SPG985A

Status:

 In-Stock

Servo:

 

Ratio:

 

Kit:

 

Qty:

 

 

 SPG985A Servo

Maximum Rotation

Weight
(with Servo)

4.8V Power
(ounce-inch)

6.0V Power
(ounce-inch)

4.8V Speed
(sec/60°)

6.0V Speed
(sec/60°)

HS-985MG (2:1 ratio)

180°

8.7 oz.

288

344

.32 sec.

.26 sec.

HS-985MG (3:1 ratio)

180°

8.7 oz.

432

516

.48 sec.

.39 sec.

HS-985MG (4:1 ratio)

180°

8.7 oz.

576

688

.64 sec.

.52 sec.

HS-985MG (5:1 ratio)

180°

8.7 oz.

720

860

.80 sec.

.65 sec.

HS-985MG (8.6:1 ratio)

180°

10.3 oz.

1,238

1,479

1.37 sec.

1.12 sec.

HS-985MG (13.5:1 ratio)

180°

11.6 oz.

1,944

2,322

2.16 sec.

1.76 sec.

2,322 oz-in. of torque from a $69.99 servo....easily done with the new SPG985A Servo Power Gearbox. The all new structure is machined from high-strength 6061-T6 aluminum. The hardened 3/8” stainless steel final shaft is supported by dual ABEC-5 precision ball bearings that not only allow extremely smooth operation but can also support up to 200 pounds of vertical and horizontal load. The military grade potentiometer is coupled to the final output shaft. With six optional gear ratios, you are sure to find the right combination of power and speed for your project although the gear ratios can easily be changed. Mounting various attachments is simple with the four 5-40 tapped holes in the aluminum clamp hub. Mounting tabs are .250” thick. Build your own custom SPG985A by choosing the ratio you need in assembled or kit form (full instructions included). Patented

* We highly recommend purchasing this unit assembled by our factory. If you are not accustomed to using a soldering iron or handling delicate parts, please order this product assembled ready to plug into your receiver or servo controller. It is money well spent. Thanks

Four 5-40 tapped holes in the mounting hub allows for various attachments.

 

2,322 oz-in.

 

0.26 sec/60° (2:1 ratio)

(Shown with optional 5:1 metal gears)

SPG400A 4.0 side
SPG400A 2.5 Top
SPG400A 2.5 end
SPG400A Hub Mount with screws1
SPG400A with large double arm1
SPG400A with round platform
SPG400A with small arm 2
SPG400A with angle bracket 2
SPG400A with angle bracket
SPG400A with tube mounts1
SPG400A Schematic 1
SPG400A Schematic 2

Shown with 90° Tube Clamp hubs
and hollow 5/8” diameter tubing

Shown with 8” Dual ABS Arm

Shown with round ABS Platform

Shown with 90° Aluminum Mounting Plate

SPG400A outline5

Normal operation of most servos is 90° but they can operate to 180° when given a pulse signal ranging from 700usec to 2300usec. Since most R/C controllers cannot generate this wide of signal range, you will need to purchase our servo stretcher for 180° operation.

Servo Angle Schematic 750-2250 180 3.14

Click here to watch a video of our Standard Rotation Top Mount Servo Gearbox in action.

ServoCity video - click to play
Patented

This gearbox utilizes a
0.625” hub pattern.
Click here for more information.

625 Hub Pattern Logo

Copyright 1999-2012 Robotzone, LLC. - All Rights Reserved
ServoCity is a registered trademark of Robotzone, LLC.

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SPG985A Standard Rotation
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