BALSTON Membrane Air Dryer: 1/4 in NPT, 3.5 cfm, 150 psi Max Op Pressure, 120°F Max Op Temp
The BALSTON Membrane Air Dryer (SKU 21GR09, MPN ECD30) is a membrane compressed air dryer with a 1/4 in NPT connection. It operates at 3.5 cfm, with a maximum operating pressure of 150 psi and a maximum operating…
SKU 3G-OTH-163021
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Product Description
The BALSTON Membrane Air Dryer (SKU 21GR09, MPN ECD30) is a membrane compressed air dryer with a 1/4 in NPT connection. It operates at 3.5 cfm, with a maximum operating pressure of 150 psi and a maximum operating temperature of 120°F. The unit achieves a pressure dew point of -7 °F and is classified as ECD type.
Frequently Asked Questions
What is the BALSTON ECD30 membrane air dryer used for?
The BALSTON ECD30 membrane air dryer removes moisture from compressed air lines to protect pneumatic tools, instrumentation, and processes from corrosion and freeze-ups. It is commonly used in industrial automation, packaging, and control systems where dry air is critical.
What are the specifications of the BALSTON ECD30 membrane air dryer?
The BALSTON ECD30 has a 1/4 in NPT connection, 3.5 cfm flow, 150 psi max operating pressure, 120°F max operating temperature, and achieves a pressure dew point of -7 °F. It is an ECD type auto-drain model with manufacturer part number ECD30.
Where to buy the BALSTON ECD30 membrane air dryer worldwide?
3G Electric supplies the BALSTON ECD30 membrane air dryer to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for a quote and lead time on this BALSTON membrane compressed air dryer.
How to install a BALSTON membrane air dryer?
Install the BALSTON ECD30 membrane air dryer in a vertical position with the inlet connected to a pre-filtered compressed air supply. Ensure the drain line is unobstructed and the unit is mounted within its 120°F max operating temperature and 150 psi max pressure limits.
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3G Electric supplies BALSTON membrane compressed air dryers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.









