The BD-05T0920L is a compact, oil‑free micro diaphragm pump that delivers stable airflow and vacuum for portable analytical instruments, medical rehabilitation devices, and small automated equipment. Its brush DC motor ensures quiet operation and reliable long-term performance in space-constrained applications.
| Voltage | 12/24V |
|---|---|
| Max Flow | 20L/min |
| Max Vacuum | –95 kPa |
| Max Pressure | 1.9 Bar |
| Motor | Brush motor |
| Max Power | 30W |
| Weight | 1.03kg |
Miniature diaphragm pumps use a DC motor to drive a flexible diaphragm through an eccentric wheel, creating clean, oil‑free airflow or vacuum for compact devices.
The BODENFLO BD-05T0920L is a high-performance miniature diaphragm pump designed for environmental monitoring, laboratory equipment, and medical rehabilitation devices.
Weighing just 1.03 kg and measuring 171×64×105 mm, this pump delivers stable flow, high vacuum, very quiet operation, and minimal vibration, while offering long service life and excellent cost-performance ratio.
Engineers across medical, analytical, and environmental industries choose the BD‑05T0920L when reliability, efficiency, and durability are required.
✓ Very quiet and low vibration through balance-optimized design
✓ Stable gas flow with high vacuum capability (-95 kPa)
✓ Long service life: >4,000 hours continuous duty
✓ Excellent price-performance ratio
✓ High gas tightness, oil-free and contamination-free operation
✓ EPDM diaphragm for chemical compatibility
✓ Maintenance-free design: suitable for continuous or intermittent operation
| Parameter | Value |
|---|---|
| Model | BD-05T0920L |
| Voltage Range | 12 V / 24 V DC |
| Maximum Flow Rate | 20 L/min (float meter) |
| Maximum Vacuum | –95 kPa |
| Maximum Pressure | 1.9 bar |
| Motor Type | Brush DC Motor |
| Max Power | 30 W |
| Storage Temperature | –40 ℃ ~ 60 ℃ |
| Operating Environment | 0 ℃ ~ 45 ℃ |
| Medium Temperature | –10 ℃ ~ 45 ℃ |
| Dimensions (L×W×H) | 171 × 64 × 105 mm |
| Weight | 1.03 kg |
| Service Life | > 4,000 hours continuous duty |
| Component | Material / Performance |
|---|---|
| Pump Head | PPS (engineering thermoplastic) |
| Diaphragm/Valve | EPDM |
| Pump Body | Aluminium Alloy – lightweight, strong, corrosion-resistant |
| Lifetime (continuous duty) | >4,000 hours |
Medical Devices – Provides quiet, oil-free suction for respiratory therapy equipment, rehabilitation systems, and diagnostic analyzers.
Environmental Monitoring – Ensures stable vacuum and flow for VOC analyzers, CEMS, and portable air quality detectors.
Automation Systems – Supplies reliable vacuum and pressure control for compact automation equipment, calibration benches, and leak testing stations.
Robotics & Smart Devices – Enables compact vacuum functions in service robots, laboratory automation, and intelligent detection equipment.
| Customization Aspect | Available Options / Notes |
|---|---|
| Diaphragm Materials | EPDM standard, FKM optional |
| Electrical Cable / Connector | Custom cable length and connector type |
| Label / Branding | OEM labeling available |
| Pump Configuration | Single-head: BD-05T0920L (20 L/min, -95 kPa, 1.9 Bar, 30 W) |
| Integration Support | Engineering guidance for integration in compact devices |
Choosing the right diaphragm pump is not just about performance data—it’s about ensuring reliability, support, and long-term value. With BODENFLO, you gain:
Specialized Expertise – 15+ years dedicated to diaphragm, piston, and compressor pumps with over 600 models delivered globally.
Certified Manufacturing – ISO9001, CE, and RoHS compliance, backed by rigorous QC testing for flow, noise, and durability.
OEM Customization – Flexible diaphragm materials (EPDM, FKM, PTFE), branded labeling, cable/connector designs, and dual-head configurations.
Engineering Support – CAD models, wiring guidance, and prototyping for fast, risk-free integration.
Trusted Worldwide – Adopted by OEMs in Europe, the US, Japan, and Korea across medical, environmental, and analytical fields.
Competitive Value – A cost-effective alternative to EU/US/Japanese brands, with equivalent performance and faster delivery.
“The BD-05T0920L delivered stable vacuum and quiet performance in our portable air quality analyzer. It improved measurement accuracy significantly.”
— Engineering Director, Finland
“Compact size, low vibration, and reliable operation. This pump has been running over 4,500 hours continuously without issues.”
— Product Manager, USA
“The BD-05T0920L allowed our rehabilitation device to remain lightweight while maintaining consistent airflow for therapy.”
— R&D Engineer, Japan
For quick integration, the BD-05T0920L 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-05T0920L Specification Download Datasheet (PDF)]
Q1. What are the main advantages of the BD-05T0920L diaphragm pump?
A: The dual-head design minimizes pulsation and delivers stable flow with high vacuum capability up to –95 kPa. Its premium brushed motor ensures a long service life of over 4,000 hours, making it ideal for high-vacuum applications.
Q2. Is there a smaller single-head version of this pump?
A: Yes. For compact systems, you may consider the BD-05T0914L 24V Quiet Diaphragm Pump.
Q3. What is the difference between a single-head and double-head diaphragm pump?
A: In general, dual-head pumps provide higher flow stability, reduced pulsation, and stronger vacuum performance. For a detailed explanation, see our article: Single vs Double Diaphragm Pump.
Q4. What is the warranty period for BODENFLO pumps?
A: All BODENFLO pumps, including the BD-05T0920L, come with a 1-year warranty.
Looking for a reliable OEM diaphragm pump partner? BODENFLO provides:
✔ Fast sample delivery (1–3 working days)
✔ Comprehensive datasheets and wiring instructions
✔ Flexible OEM customization (materials, connectors, branding)
✔ End-to-end engineering support
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”.
