R385 Miniature DC 6–12V Diaphragm Water Pump for Fish Tanks

R385 Miniature Diaphragm Water Pump – DC 6–12V

Meet the R385 Small Diaphragm Water Pump — a compact, low-noise pumping solution ideal for fish tanks, aquariums, tea pot sets, desktop water features, DIY water circulation projects, and more. Built from high-quality metal components, this reliable little pump is designed for long service life and effortless installation.

Key Features

• Versatile Voltage Range: Operates on DC 6–12V (recommended 9V 1A or 12V 1A), making it compatible with a wide range of power adapters and DIY setups.
• Efficient Flow Rate: Delivers 1.5–2 L/min, providing steady water circulation without overworking your power supply.
• Impressive Lift Capacity: Maximum suction lift of 2 meters and a delivery lift of up to 3 meters.
• High Temperature Tolerance: Handles water temperatures up to 80°C, suitable for hot water applications like tea dispensers or warm aquariums.
• Low Noise Operation: Quiet diaphragm mechanism keeps noise to a minimum — ideal for home or office environments.
• Compact & Lightweight: Small form factor fits easily into tight spaces within tanks, appliances, or DIY builds.
• Easy to Install: Standard outlet with inner diameter 6mm and outer diameter 9mm for straightforward tubing connections.
• High-Quality Metal Construction: Durable materials ensure a long operational lifespan.

Technical Specifications

• Model: R385
• Working Voltage: DC 6–12V
• Working Current: 0.5–0.7A
• Flow Rate: 1.5–2 L/min
• Maximum Suction Lift: 2 meters
• Lift: Up to 3 meters
• Max Water Temperature: Up to 80°C
• Power at 6V: 6W/H
• Outlet Inner Diameter: 6mm
• Outlet Outer Diameter: 9mm
• Material: Metal
• Package Contents: 1 × R385 Diaphragm Water Pump
• Battery Included: No
• Country of Origin: Made in China

Common Applications

• Fish tank & aquarium water circulation
• Tea pot sets & hot beverage dispensers
• Desktop fountains & water features
• DIY irrigation & hydroponics
• Small appliance water transfer
• Robotics & maker/hobbyist projects

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Note: Please allow for slight dimensional differences due to manual measurement. Due to variations in monitor color calibration, the actual product color may differ slightly from images shown.

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Frequently Asked Questions

Q: What voltage does the R385 diaphragm water pump operate on?

A: The R385 miniature diaphragm pump operates on DC 6–12V. For optimal performance, a 9V 1A or 12V 1A power adapter is recommended. The pump draws 0.5–0.7A of working current depending on the voltage used.

Q: Can I use this small water pump in a fish tank or aquarium?

A: Yes! The R385 water pump is well-suited for fish tanks and aquariums. Its low-noise operation, compact size, and steady 1.5–2 L/min flow rate make it an excellent choice for water circulation in household aquariums and desktop water features.

Q: What tube size does the R385 pump outlet support?

A: The outlet of the R385 diaphragm pump has an inner diameter of 6mm and an outer diameter of 9mm, making it compatible with standard 6mm ID flexible tubing commonly used in aquarium and DIY water projects.

Q: Is the pump suitable for hot water applications like tea pots?

A: Yes. The R385 pump can handle water temperatures of up to 80°C, making it suitable for warm water dispensing applications such as tea pot sets and other hot beverage equipment.

Production & Packaging Notice

To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.