
213B Low Pressure Test Pump. -0.95 to +6 bar.
213B Low Pressure Test Pump for Vacuum & Pneumatic Calibration
The 213B Low Pressure Test Pump is a precision pneumatic handheld pressure generator designed for low pressure and vacuum calibration applications. It provides stable output from -0.95 to 6 bar (-14 to 90 psi), making it suitable for calibrating low pressure gauges, pressure transmitters, pressure sensors and vacuum instruments.
Manufactured with a durable hard oxidation surface treatment, the 213B offers excellent wear and scratch resistance for long-term industrial use. Its lightweight construction, smooth pressure generation and fine adjustment control make it ideal for laboratory, workshop and on-site calibration tasks.
Key Features
- Extended Vacuum Capability: Pressure range from -0.95 to 6 bar (-14 to 90 psi).
- Fine Adjustment Control: Precision adjustment screw with 1 Pa resolution.
- Stable Pressure Output: Designed for accurate low pressure and vacuum calibration.
- Quick Connector System: Fast and secure connection to the device under test.
- Portable & Robust Design: Suitable for laboratory and field calibration applications.
- Hard Oxidation Finish: Wear-resistant and scratch-resistant construction.
Technical Specifications
| Parameter | Specification |
|---|---|
| Model | 213B |
| Pressure Range | -0.95 to 6 bar (-14 to 90 psi) |
| Fine Adjustment | 1 Pa resolution |
| Medium | Air |
| Dimensions | 298 × 179 × 154 mm |
| Weight | 2.6 kg |
| Output Threads | M20 × 1.5, 1/4 NPT, 1/4 BSP, 1/2 NPT, 1/2 BSP Female (confirm thread type when ordering) |
| Accessories | Output O-rings and repair kits available |
| Warranty | 1 Year |
Applications
- Vacuum Gauge Calibration – Suitable for compound and vacuum instruments.
- Low Pressure Transmitter Testing – Stable pneumatic pressure generation.
- Differential Pressure Calibration – Controlled micro-pressure output.
- Field & Laboratory Use – Portable pneumatic calibration equipment.

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