Futaba S-U300 Standard Servo Bulk Version (S3003 Replacement)  [FP-S-U300-NP]

Futaba S-U300 Standard Servo (S3003 Replacement) Bulk Version
Price:
NZD$22.03
Brand:
Futaba
Model:
FP-S-U300-NP
GTIN:
4513886032059
Condition:
Brand New
Available in warehouse
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Reliable control for club runs - Futaba S-U300

For pilots and drivers who value steady control, the Futaba S-U300 Servo arrives as an improved follow-up to the S3003. This bulk version is practical for workshops and racers who want consistent performance across multiple models.

Balanced performance for mixed use

The S-U300 combines useful torque and decent response times, making it versatile for radio-controlled cars, model boats and sport aircraft. Its reinforced internals help it cope with repeated use in club and casual racing environments.

Advantages vs the S3003

Upgrades inside the S-U300 yield better positional accuracy and tougher construction compared with the S3003. The result is a servo that maintains control under heavier loads while keeping compatibility with common mounts and linkages.

Practical setup suggestions

Install the S-U300 with secure mounting and confirm servo horns are aligned. Use a reliable receiver battery and adjust travel limits to prevent binding and to fine tune steering or control surface throw.

Specifications

  • Torque: 4.1 kg-cm at 6.0V
  • Speed: 0.19 sec/60° at 6.0V
  • Dimensions: 40.4 x 19.8 x 36 mm
  • Weight: 37 grams
  • Compatibility: Universal for various RC models

The Futaba S-U300 is a sensible upgrade for those replacing S3003 units or equipping several models, offering familiar fitment with enhanced control and durability.

Yes. The S-U300 provides the torque and speed suitable for small to medium electric planes and gliders, especially for standard control surfaces.
Basic transmitter setup is usually sufficient, though trimming endpoints and subtrim can optimise centring and travel for precise control.
Its reinforced internals increase durability, but avoid extreme loads and consider a higher torque servo for heavy-duty offroad trucks.
Replacement parts vary by region. Check authorised Futaba parts suppliers for compatible gears and service options.

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