1/4" Air Pressure Regulator Diaphragm Type DAR02B

If you need a reliable and accurate digital air conditioner, the Lematec DAR02B is a great choice. 


DAR02B Digital Diaphragm Air Regulator

Precision Diaphragm Logic | Impact Resistant | Taiwan Made

Strategic High-Precision Solution for Professional Spray Coating and Industrial Pneumatic Control

Diaphragm TechSuperior Steady Pressure
±0.5 PSIHigh-Resolution Accuracy
Solvent ProofChemical Resistant Housing
Auto-ShutoffBattery Optimization Logic
In professional industrial environments, the DAR02B represents a significant upgrade over standard piston-style regulators. By utilizing a high-sensitivity diaphragm mechanism, this unit eliminates the "stuttering" effect and internal air leaks common in lower-tier piston designs. For B2B procurement, this translates to consistent finish quality, zero air waste, and reduced maintenance downtime.
B2B Core Technical Advantages
DAR02B Digital Air Regulator Primary View

Advanced Diaphragm Integrity

Engineered for stability, the internal diaphragm prevents air bypassing, ensuring that the pressure you set is the exact pressure delivered to the tool nozzle. This critical design feature makes it the preferred choice for high-end automotive spray booths and automated industrial lines.

Side View Display Detail

Industrial Clarity & Durability

The DAR02B features an impact-resistant ABS chassis paired with a high-contrast digital display. It supports 4 standard units (PSI, Bar, kg/cm², Kpa) and includes an auto-off timer to preserve the replaceable CR2032 battery during prolonged storage.

Your Strategic Manufacturing Partner in Taiwan

With over 35 years of engineering excellence in Taiwan, LEMATEC provides robust OEM/ODM services tailored to build your brand authority in global markets.

📦 Full OEM Packaging Custom colors, private label laser etching, and tailored retail boxes to fit your market positioning.
🔧 Technical Versatility Universal 1/4" NPT threading ensures seamless integration into air compressors and spray guns worldwide.
🧪 Certified QC Protocols Every unit undergoes rigorous pressure stability testing to ensure zero performance deviation across bulk orders.
Technical Procurement Summary
Back View Inlet View
Model NumberDAR02B (Digital Series)
Pressure UnitsPSI, Bar, kg/cm², Kpa
Pressure Range0-160 PSI / 0-11 Bar
Increments0.5 PSI Resolution
Inlet / Outlet1/4" Universal NPT
Housing MaterialABS & Zinc Alloy (Solvent Resistant)
Weight Class0.2 kg (Ultra-Lightweight)
ManufacturingMade in Taiwan (Patented)

Explore Our Full Air Management Range

Compare the DAR02B with our full lineup of industrial regulators and gauges.

Explore LEMATEC Air Regulator Series
Vic Chen - General Manager of LEMATEC

Strategic Wholesale Inquiry

Vic Chen, General Manager at LEMATEC, leads our tool R&D and global supply chain operations. We are dedicated to helping global distributors and brand owners build the highest quality air path solutions. If you require technical datasheets, bulk pricing, or OEM collaboration, please feel free to contact us.

© 2026 LEMATEC. All rights reserved. Precision Air Tool Innovation from Taiwan to the World.

Digital Air Flow Regulator Valve With Pressure Gauge

Packaging List: Plain Box

Carton: 6 sets/inner box. 8 inner box/ctn.

Weight:9.7/11.7kgs/2.4'

Delivery Time:20~60 Days After Order Confirmed

Size:0.203 kgs < 12.5 * 17.2 * 5.5 cm>

Inner Box:27.0 * 20.5 * 13.5 cm

Carton Size:54.5 * 29.5 * 42.5 cm