Ultra-compact diaphragm pump for precision gas sampling and analysis. Powered by a low-noise DC motor, it delivers clean, oil-free flow with a footprint smaller than a thumb. Ideal for portable instruments and space-constrained devices.
| Voltage | 1-5V/3.5V |
|---|---|
| Max Flow | 250/400/500/550ml/min |
| Max Vacuum | –45 kPa |
| Max Pressure | +44 kPa |
| Motor | DC brushed motor |
| Max Power | 0.5 W |
| Weight | 16.4 g |
Miniature diaphragm pumps use a DC motor to drive a flexible diaphragm, producing clean, oil‑free airflow or vacuum in compact devices.
The BODENFLO BD-05T02500 is a compact brushed DC micro diaphragm pump engineered for small gas sampling and air circulation tasks where stable flow and ultra-low power consumption are critical.
Weighing only 16.4 g and measuring just 31×17×25 mm, this pump provides a maximum flow rate of up to 550 ml/min, with high efficiency and a robust performance profile designed for 24-hour operation.
Ideal for OEM use in environmental instruments, portable analyzers, medical sampling devices, and automation components.
✓ Compact size: only 31×17×25 mm, 16.4 g
✓ Low power consumption: max 0.5 W
✓ Continuous operation up to 2,000 hours
✓ Stable gas flow and low pulsation
✓ 100% oil-free, clean air path for gas sampling
✓ Wide voltage range: 1–5V, with optimal at 3.5V
✓ EPDM diaphragm (FKM optional) – chemical resistance
✓ Maintenance-free and leak-free performance
✓ Designed for integration into compact or portable systems
| Parameter | Value |
|---|---|
| Model | BD-05T02500 |
| Voltage Range | 1–5 V/3.5 V |
| Max Flow Rate | 250/400/500/550ml/min |
| Max Negative Pressure | –45 kPa |
| Max Positive Pressure | +44 kPa |
| Motor Type | Brushed DC Motor |
| Max Power | 0.5 W |
| Waterproof Rating | IP20 |
| Service Life | ≥ 2,000 hours |
| Storage Temperature | –40 ℃ ~ 60 ℃ |
| Operating Temperature | –20 ℃ ~ 45 ℃ |
| Pump Head | PPS |
| Diaphragm / Valve | EPDM (FKM optional) |
| Pump Body | Nylon |
| Dimensions | 31 × 17 × 25 mm |
| Weight | 16.4 g |
| Component | Material / Performance |
|---|---|
| Pump Head | PPS – engineering-grade thermoplastic |
| Diaphragm/Valve | EPDM (FKM optional) – chemical resistant |
| Pump Body | Nylon – lightweight and durable |
| Lifetime | ≥ 2,000 hours in clean environments |
📌 VOC Online Analysis – Precise gas handling for VOC detection and sampling in air quality systems
📌 CEMS (Continuous Emission Monitoring Systems) – Stable suction and flow for continuous industrial gas monitoring
📌 Handheld Instruments – Enables compact gas analyzers and portable meters with low power consumption
📌 Analytical Instruments – Ensures consistent gas sampling for chromatography, spectroscopy, and detection devices
📌 Medical Devices – Integrated into compact diagnostic tools or air-supply modules for therapeutic functions
📌 Food Processing – Used in gas-sampling stages for leak detection, packaging inspection, or hygiene checks
📌 Environmental Protection Equipment – Supports long-term sampling of ambient air in smart environmental sensors
📌 Automated Production Robots – Drives micro actuation or air supply for pick-and-place, grippers, and compact robotics
| Customization Aspect | Available Options / Notes |
|---|---|
| Diaphragm Material | EPDM (standard), FKM (optional) |
| Electrical Connector | Custom wire length, terminals, or plug type available |
| Labeling / Branding | Private labeling for OEM integration projects |
| Pump Version Options | BD-05T02500 (Single-head, 250–550 ml/min, 0.5 W) |
| Engineering Support | Application-based guidance and documentation provided |
When selecting a mini diaphragm pump supplier, reliability, experience, and engineering support are just as important as product performance.
BODENFLO has been a trusted OEM partner for over 15 years, focusing on high‑precision miniature pump solutions:
✓ Proven Expertise – Over 15 years specializing in miniature diaphragm pumps, micro vacuum pumps, micro air pumps, mini compressors, micro piston pumps, as well as related valves, connectors, and brackets for compact systems.
✓ Certified Quality – ISO9001-certified manufacturing with strict QC processes and full traceability for medical, analytical, and industrial applications.
✓ Custom Solutions – Wide customization capabilities, including diaphragm materials (EPDM, FKM, FFKM, PTFE), cable and connector options, dual-head and even four-head pump configurations.
✓ Fast Prototyping – Rapid sample delivery and engineering support to shorten your product development cycle.
✓ Global OEM Experience – Trusted by OEMs worldwide in gas analysis, medical devices, portable instruments, automation, and smart environmental equipment.
“We selected BD-05T02500 for a portable analyzer due to its quiet operation and reliable flow rate. It reduced our power draw without sacrificing performance.”
– R&D Engineer, Netherlands
“This pump handles VOC sampling tasks continuously for weeks. No clogging, no drift, and very compact.”
– Product Designer, USA
“The 0.5W power level was a key decision point for our battery-powered system.”
– Technical Lead, South Korea
For quick integration, the BD-05T02500 is designed with simple 2-wire connection:
Red wire: Connect to DC power positive (+)
Black wire: Connect to DC power negative (–)
This straightforward wiring makes it easy to integrate the pump into compact instruments without complex setup.
[BD-05T02500 Miniature Pump Datasheet Download (PDF)]
1. What is the main use of BD-05T02500?
Designed for precision gas sampling in portable, low-power devices like gas analyzers, environmental monitors, and handheld sensors.
2. What is the operating voltage?
It supports 1–5 V DC input, with typical performance optimized around 3.5 V.
3. What’s the expected service life?
This brushed motor model operates continuously for approximately 2,000 hours in clean, non-corrosive environments.
4. Can I use it in medical devices?
Yes. Its oil-free design and stable output are suitable for compact medical instruments, subject to application testing.
5. Is it available with FKM diaphragm?
Yes, optional FKM diaphragm is available for higher chemical resistance upon request.
Need a reliable miniature diaphragm pump for gas sampling, analytical instruments, or custom OEM projects?
BODENFLO provides samples, detailed datasheets, and full integration support to help you bring your product to market faster.
Email: info@bodenpump.com
Website: https://bodenpump.com/
We will contact you within 8 hours, please pay attention to the email with the suffix “@bodenpump.com”.
