JSG-02B Series Miniature Diaphragm Pump
The brushless micro pump delivers powerful, maintenance-free performance in a compact form, making it ideal for continuous-use applications. With high efficiency, low noise, and extended lifespan, it’s perfect for medical devices, cooling systems, and automation. The brushless micro pump ensures reliable fluid or air transfer with minimal energy consumption, meeting the demands of precision and durability in tight spaces.
Customization Range: Flow 1–4L/min, Pressure 0.5–1.5bar, Vacuum -30 to -65kPa, Power 2–3W
🔧 Construction Principle
The JSG-02 miniature diaphragm pump is powered by either a brushed or brushless DC motor. It drives a flexible diaphragm through an eccentric mechanism to create clean, oil-free air pressure or vacuum. Brushless models support optional PWM control for precision flow adjustment.
⭐ Key Features
| Feature | Specification |
|---|---|
| Flow Rate | 1–4 L/min |
| Max Pressure | 0.5–1.5 bar |
| Vacuum Level | -30 to -65 kPa |
| Power | 2–3 W |
| Motor Type | Brushed / Brushless |
| Voltage | 6V / 12V / 24V |
| Noise Level | 48–60 dB |
| Lifetime | 500 hours (brush) / 3000 hours (brushless) |
| Weight | 71–73g |
| Dimensions | 55 × 40 × 24 mm / 53 × 40 × 24 mm (2.17 × 1.57 × 0.95 in) |
📦 Model Options
🔹 JSG-02A / JSG-02AB – Air Pump (Positive Pressure)
| Model | Flow Rate (@0bar) | Max Pressure |
|---|---|---|
| JSG-02AB-1.0L | 1.0 L/min | 0.5 bar |
| JSG-02AB-1.5L | 1.5 L/min | 1.0 bar |
| JSG-02AB-3.0L | 3.0 L/min | 1.5 bar |
🟠 JSG-02V / JSG-02VB – Vacuum Pump (Negative Pressure)
| Model | Flow Rate (@0kpa) | Max Vacuum |
|---|---|---|
| JSG-02VB-1.0L | 1.0 L/min | -30 kPa |
| JSG-02VB-1.5L | 1.5 L/min | -50 kPa |
| JSG-02VB-3.0L | 3.0 L/min | -65 kPa |
🧩 Application Scope
Thanks to its compact size, low power consumption, and flexible motor options, the JSG-02 series is widely used in:
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Beauty instruments & facial sprayers
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Vacuum therapy and massage devices
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Portable oxygen concentrators
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Negative pressure wound therapy
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Smart agriculture & pesticide sprayers
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Wearable air circulation devices
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Vacuum gripping and automation robotics
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Personal healthcare and diagnostics equipment
📞 Customization & Support
Shenzhen Precision Plastic Optical Technology Co., Ltd. offers full customization for voltage, flow rate, vacuum level, and pressure settings. Brushless motors support PWM control for intelligent device integration.
