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- 4Pcs DS3218 20KG Waterproof Digital Servo wit...
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Item #:
51688238
4Pcs DS3218 20KG Waterproof Digital Servo with 25T Servo Arm,High Torque Full Metal Gear RC Steering Servo for 1:8 1:10 1:12 RC Toys Model TRX 4
Item #:
51688238
GMD 3700
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Imported from USA store
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Order now and get it around Sunday, July 26
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Widely Used, High performance DS3218MG 20KG Digital Servo suitable for various applications with high precision metal gears and waterproof design.
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Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
High Torque Capacity
Offers an impressive 20KG torque, making it ideal for demanding RC applications such as crawlers and mechanical arms, contributing to better performance and control.
Durable Metal Gear
Constructed with full metal gears for enhanced durability and longevity, ensuring reliability under heavy loads and extended use, outperforming standard plastic gear servos.
Waterproof Design
Engineered to be waterproof, allowing operation in a variety of conditions, which broadens usage scenarios and minimizes concerns about environmental limitations.
Product Details
| Brand | RCmall |
| UPC | 747356629089 |
| Unit Count | 8.0 Count |
| Model Number | FZ3138X4 |
| Manufacturer Part Number | FZ3138X4 |
| Manufacturer | RCmall |
| Item Dimensions D x W x H | 0.78"D x 1.57"W x 1.57"H (2 x 4 x 4 cm) |
| Item Weight | 57 Grams |
| Color | Red |
| Compatible Devices | Camcorder, Camera |
| Audio Recording | No |
| Water Resistance Level | Waterproof |
| Maximum Weight Recommendation | 21.5 Kilograms |
| Product Dimensions (L x W x H) | 0.78"D x 1.57"W x 1.57"H (2 x 4 x 4 cm) |
| Number of Packs | 4 |
Who Should Buy?
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RC Enthusiasts
Perfect for users who enjoy building and customizing remote-controlled vehicles for enhanced performance and durability.
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Crawler Truck Users
Ideal for those with TRX 4 crawler trucks requiring high torque for challenging terrain and reliability.
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Mechanical Arm Projects
Suitable for hobbyists creating robotic arms needing precise control and strong, waterproof components.
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Casual Users
Not suitable for beginners or casual users who seek simpler, more inexpensive servo options.
Product Description
4Pcs DS3218 20KG Waterproof Digital Servo with 25T Servo Arm,High Torque Full Metal Gear RC Steering Servo for 1:8 1:10 1:12 RC Toys Model TRX 4 Crawler Truck Mechanical Arm (Control Angel 180)
Have any Query? Chat with us
Customer Questions & Answers
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Question:
What are the main features of the DS3218 20KG Waterproof Digital Servo?
Answer: The DS3218 20KG Waterproof Digital Servo boasts impressive features including a high torque of 20KG, making it suitable for a variety of RC applications. It is equipped with a full metal gear for enhanced durability and precision, ensuring optimal performance in demanding situations. The waterproof design allows for use in different weather conditions, making it an excellent choice for outdoor RC adventures. This servo is especially effective in models like TRX4 and other 1:8, 1:10, or 1:12 scale RC vehicles, where reliability and strength are paramount for steering and control. -
Question:
How do I install the DS3218 servo in my RC model?
Answer: Installing the DS3218 servo is straightforward. First, remove your existing servo from the RC model, ensuring that you disconnect it carefully from the receiver. Then, align the DS3218 servo mounting holes with your model's chassis and secure it using screws. Connect the servo lead to the receiver, making sure to match the channel. Finally, attach the included 25T servo arm to the output shaft before mounting your wheels. This servo installation enhances your model's steering capability, providing a reliable performance during intense maneuvers. -
Question:
Is the DS3218 servo suitable for beginners in RC modeling?
Answer: Yes, the DS3218 servo is suitable for beginners, as its design facilitates easy integration with most RC models. Its high torque and waterproof features enhance performance without requiring advanced knowledge. Ideal for new hobbyists, users can enjoy reliable steering and performance in various environments. Additionally, the included servo arm makes setup uncomplicated, allowing users to focus more on operating their models rather than installation challenges, leading to a more enjoyable learning experience. -
Question:
What type of RC models can benefit from the DS3218 servo?
Answer: The DS3218 servo is highly versatile and ideal for a wide range of RC models, including 1:8, 1:10, and 1:12 scale trucks and cars, such as the popular TRX4. Its high torque and durable construction make it perfect for off-road models that require reliable steering and control in challenging terrains. Whether you are tuning a crawler, a buggy, or a stunt vehicle, this servo will enhance your model's performance, allowing for greater flexibility and responsiveness during operation. -
Question:
What should I consider when choosing a servo for my RC model?
Answer: When selecting a servo like the DS3218 for your RC model, consider factors such as torque, speed, and compatibility with your vehicle's electronics. High torque is essential for heavy-duty models or those with larger tires. Check the dimensions and weight of the servo to ensure it fits your model’s design. Additionally, the waterproof feature enables use in various weather conditions, extending the usage versatility of your model. Matching the servo's specifications to your RC activities will optimize performance and durability. -
Question:
Can I use the DS3218 servo for marine RC applications?
Answer: While the DS3218 servo is predominantly designed for land-based RC models, its waterproof design allows for use in marine applications, but caution is recommended. Ensure it is adequately mounted away from direct water exposure and that all electronic connections are sealed. If you are building a lightweight boat or marine vehicle, it can provide reliable steering and control. However, always consider the specific demands of marine environments, such as additional buoyancy and water resistance for overall model performance. -
Question:
Does the DS3218 servo come with a warranty?
Answer: Product warranty information typically varies by retailer and manufacturer policies. For specific details regarding the warranty on the DS3218 servo, it is best to refer to the supplier's website or contact their customer service. However, the robust build and high-quality components of the DS3218 ensure long-lasting performance, giving users confidence in their investment. Always review the documentation provided with your product for detailed information related to coverage. -
Question:
What voltage range is compatible with the DS3218 servo?
Answer: The DS3218 servo operates efficiently on a voltage range of 6.0V to 7.4V, making it compatible with standard 2S LiPo batteries as well as 6-cell NiMH batteries. This flexibility allows users to choose the most suitable power supply based on their RC model requirements. By ensuring that you use an appropriate battery, you can maximize the servo's performance in terms of speed and torque, enhancing your overall RC experience during different activities. -
Question:
Where can I buy the DS3218 waterproof servo in The Gambia?
Answer: You can purchase the 4Pcs DS3218 20KG Waterproof Digital Servo with 25T Servo Arm from Ubuy. Ubuy is a trusted online retailer that offers a variety of RC components, ensuring you can conveniently find and acquire the necessary equipment for your RC models. Their easy-to-navigate platform allows you to explore product details, compare options, and have your items delivered directly to your location in The Gambia, making it a hassle-free shopping experience.
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“The product received very good packaging & safe…Thank You”
16 June 2026 · via Trustpilot
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GMD 3700
Order now and get it around Sunday, July 26
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Features & Benefits
- Perfect for RC vehicles, robots, boats, mechanical arms, and remote control models
- Features high-precision metal gears, dual ball bearings, and CNC aluminum middle shell
- Capable of reaching 21.5 kg/cm (298.5 oz/in) at 6.8V with a dead band of 3μs
- Drip-proof with waterproof rubber seals but not suitable for submersion in water
- Includes 4 DS3218MG Digital Servos, 4 25T Servo Arms, and 4 Accessories
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