Futaba S9551 Low Profile Digital Servo - Hobby Grade Control [S9551]

Price:

£60.98

Brand:

Futaba

Model:

S9551

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R/C Models - System - Servo - Low Profile Servos

Reliable Low Profile Control with Futaba S9551

The Futaba S9551 Low Profile Digital Servo offers reliable, repeatable movement in a compact package that fits wings and slim car chassis. It focuses on delivering steady torque and quick response where space is limited.

Core Advantages

Coreless Motor: Improves transient response and reduces cogging for smoother mid travel.
Metal Gears: Gear set built to withstand higher loads and frequent use.
Dual Ball Bearings: Keeps output shaft alignment stable to reduce play and extend service life.
Dust and Water Resistant: Protective seals reduce ingress risk, but the servo is not intended for submersion.

Specifications

Speed: 0.14 sec/60° at 4.8V; 0.11 sec/60° at 6.0V
Torque: 98 oz-in (7.0 kg-cm) at 4.8V; 122 oz-in (8.8 kg-cm) at 6.0V
Weight: 1.6 oz (45 g)
Dimensions: 1.6 x 0.8 x 1.0 inches (41 x 20 x 25 mm)
Mounting Hole Centers: 0.39 inches (10 mm)
Horn Screw Size: 3x8 mm

Well suited to serious hobbyists and club flyers, the Futaba S9551 provides dependable control characteristics for both racing and precise aerobatic use.

What maintenance keeps the S9551 performing well?

Regularly clean exterior debris, avoid soaking the servo, and check for gear wear or looseness; replace worn components to maintain performance.

Will the bearings require lubrication?

The dual ball bearings are lubricated at the factory; avoid adding excess oil which can attract dust and reduce lifespan.

Which horn screw size should I use?

Use 3x8 mm horn screws to secure the servo horn and ensure correct fitting with standard accessory horns and linkages.

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