SPEKTRUM RC SPMSA5070 Digital High Torque Mini Brushless Heli Torque/speed Gear Servo

( Brand: Spektrum Rc ), ( Manufacturer Part Number: SPMSA5070 ), ( Type: Servo ), ( Color: Metallics ), ( Compatible Fuel Type: Nitro Glow Fuel, Electric )

Review SPEKTRUM RC A5070 Digital High Torque/speed Mini Brushless Metal Gear Servo Heli

The Spektrum SPMSA5070 A5070 Digital High Torque/Speed Mini Brushless Gear Servo is a compact yet powerful addition to any micro heli or quadcopter setup. This servo is designed to deliver superior performance with its advanced digital control and high torque capabilities.

At its core, the A5070 servo utilizes a 15Kg-cm (148 oz-in) maximum torque output and can rotate at up to 1.2 seconds per 60 degrees. These specifications make it an excellent choice for applications that require high speed and precise control, such as 3D flying or fast-moving micro helicopters.

One of the standout features of the A5070 servo is its digital control. By utilizing a digital signal, this servo offers more accurate and consistent performance compared to traditional analog servos. Additionally, it allows for smooth and responsive control when using Spektrum DSMX or DSM2 receivers.

This mini brushless gear servo also boasts a lightweight design, with a total weight of only 32 grams (1.13 oz). Its small form factor makes it an ideal choice for micro helicopters or other applications where weight is a concern.

The A5070 servo's high-quality construction ensures reliable operation in even the most demanding conditions. It features a robust, waterproof design with an IPX7 rating, meaning it can be submerged in up to 1 meter (3.3 feet) of water for up to 30 minutes without sustaining any damage.

To further enhance the servo's durability, it includes a number of protective features, such as over-voltage protection, temperature protection, and reverse battery protection. These features help prevent damage from external causes and ensure the longevity of the servo.

The Spektrum SPMSA5070 A5070 Digital High Torque/Speed Mini Brushless Gear Servo is a versatile and high-performing option for micro helicopter and quadcopter enthusiasts. Its advanced digital control, high torque capabilities, and robust design make it an essential tool for achieving precise and responsive control in even the most challenging flying conditions.

Pros and Cons of buying a Spektrum SPM5070 A5070 Digital High Torque/Speed Mini Brushless Gear Servo for Helicopters

The Spektrum SPM5070 A5070 Digital High Torque/Speed Mini Brushless Gear Servo is a popular choice among helicopter hobbyists due to its high torque and speed capabilities. In this analysis, we will explore the key advantages and disadvantages of investing in this servo.

1. High Torque and Speed: The Spektrum SPM5070 A5070 Digital Servo delivers impressive torque and speed, making it suitable for large and heavy helicopter setups.

2. Digital Proportional Control: The servo utilizes digital proportional control, ensuring smooth and precise movement.

3. Low Cogging: This servo features low cogging, which allows for smoother operation and reduces the risk of stalling.

4. Compact Size: Despite its high torque and speed capabilities, the servo maintains a compact size, making it an ideal choice for mini helicopters.

5. Reversible: The servo can be easily reversed for left-handed helicopter setups.

1. Higher Cost: The Spektrum SPM5070 A5070 Digital Servo is more expensive than traditional brushed servos, which may be a deterrent for some hobbyists.

2. Requires a 3S or 4S LiPo Battery: The servo requires a high voltage input, which may necessitate the use of a larger and more expensive battery.

3. May Overheat: Due to its high power output, the servo can generate a significant amount of heat during prolonged use. Proper cooling measures should be implemented to prevent damage.

The Spektrum SPM5070 A5070 Digital High Torque/Speed Mini Brushless Gear Servo offers several advantages, such as high torque and speed, digital proportional control, low cogging, compact size, and reversibility. However, its higher cost, requirement for a high voltage battery, and potential for overheating are considerations that hobbyists should take into account before making a purchase.

If you are looking for a high-performance servo for your mini helicopter setup and are willing to invest in the additional costs associated with this servo, the Spektrum SPM5070 A5070 Digital Servo is an excellent choice due to its impressive capabilities and precision. However, if budget is a primary concern, a traditional brushed servo may be a more cost-effective alternative.

Details:

This is a set of cyclic digital brushless mini servos for high performance helicopters. They are in good condition.

part #: spmsa5070 prices

• $159.99-$189.99

specifications rcparta:

• brand: Spektrum Rc
• mpn: Spmsa5070
• type: Servo
• color: Metallics
• compatible fuel type: Nitro Glow Fuel, Electric

payments Rcparta:

• credit card: MasteRcard
• wallet: Google-pay
• other

seller Rcparta:

• city: Greensboro, North Carolina
• # reviews: 686
• rating: 100.0%

offer Rcparta:

• options: Ship-to-home
• quantity: 1
• started: July 29, 2025
• sold: 0
• availability: In Stock
• best offers: True

returns Rcparta:

• policy: No Returns

shipping Rcparta:

• class: Standard
• type: Calculated
• carrier: USPS
• transit: 3-9 Days
• cost: $6.64
• service: USPS Ground Advantage

general Rcparta:

• Radio Control Control Line > RC model Vehicle Parts Accs > Other RC Parts Accs
• condition: Used

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