HS-75BB Retract Servo, Hitec
Hitec - 31075S With its low profile design, strong torque and precision movement, the HS-75BB is a great choice to move your retract gear in a realistic manner that you need. Note, this is a retract or “bang bang” servo and only travels from one end to the other (180 degrees). If you require a proportional serv...
Hitec - 31075S
With its low profile design, strong torque and precision movement, the HS-75BB is a great choice to move your retract gear in a realistic manner that you need. Note, this is a retract or “bang bang” servo and only travels from one end to the other (180 degrees). If you require a proportional servo this size, use the Hitec HS-77BB.
Features
- Low Profile Design
- Durable Nylon Gears
- Top Ball Bearings
- Strong Torque and Precise Movement
- Slow Speed for Realistic Retract Action
HS-75BB Servo Specifications
| Performance Specifications | |
| Operating Voltage Range (Volts DC) | 4.8V ~ 6.0V |
| Speed (Second @ 60°) | 0.45 ~ 0.34 |
| Maximum Torque Range oz. / in. | 92 ~ 114 |
| Maximum Torque Range kg. / cm. | 6.6 ~ 8.2 |
| Current Draw at Idle | 1 mA |
| No Load Operating Current Draw | 150 mA |
| Stall Current Draw | 1,000 mA |
| Dead Band Width | 20 µs |
| Physical Specifications | |
| Dimensions (Inches) | 1.73 x 0.90 x 0.98 |
| Dimensions (Metric) | 44.0 x 23.0 x 25.0 |
| Weight (Ounces) | 1.23 |
| Weight (Gram) | 35.0 |
| Circuit Type | HT7003 Analog SMT |
| Motor Type | 3 Pole Metal Brush Ferrite |
| Gear Material | Nylon |
| Bearing Type | Top Ball Bearing |
| Output Shaft (type / Ømm) | Standard 24 |
| Case Material | Plastic |
| Dust / Water Resistance | Splash Proof |
| Connector Gauge (AWG) / Strand Count | 25 / 40 |
- ·See product description for included items.
Assembly notes coming soon — ask Shane if you need a hand before your first flight.
Dispatch — Orders dispatch within 1–2 working days. Tracked courier NZ-wide; delivery typically 1–3 working days depending on location. Rural delivery adds a day.
Cost — Free over $150. Flat $9.50 under. Oversized airframes may carry a freight surcharge — shown at checkout.
Click & collect — Free pickup from 9 North Avon Road, Christchurch. After-hours by appointment — text ahead.
Returns — 30-day returns on unflown, as-new items. Crash damage isn't covered, but Shane stocks the spares to put it right.
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Questions before you buy? Shane's happy to talk motor choice, CG, or whether this model suits your flying site — no sales script, just straight answers from someone who fixes the real thing for a living.
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