3/8" air-operated diaphragm pumps

3/8" Air-Operated Double Diaphragm Pumps

Versa-Matic® E8 3/8" Air-Operated Double Diaphragm Pump (AODD)

The Versa-Matic E8 3/8" (10 mm) Air-Operated Double Diaphragm Pump is engineered for demanding chemical transfer, dosing, printing, coating, and industrial process applications. Despite its compact size, the E8 delivers flow rates up to 26 LPM (6.8 GPM) while providing excellent reliability, chemical resistance, and installation flexibility.

Available in Polypropylene (PP) and PVDF (Kynar®), the E8 can be installed vertically, horizontally, or even inverted, making it an ideal choice for OEM equipment, compact process skids, and confined installation environments.

Key Advantages of the Versa-Matic E8

Flow rates up to 26 LPM (6.8 GPM)
Reliable AODD pump technology
Excellent chemical resistance
Available in Polypropylene or PVDF
Dry-run capable
Self-priming up to 3.4 m (11 ft)

Low-maintenance Elima-Matic® air distribution system
Non-freezing air valve technology
Flexible installation in virtually any orientation
Ideal for chemicals, paints, pigments, and dosing applications
Compact and lightweight design
Suitable for continuous operation

Technical Specifications

Specification	Value
Pump Type	Air-Operated Double Diaphragm Pump (AODD)
Pump Size	3/8" (10 mm)
Flow Rate	0 - 26 LPM
Flow Rate US	0 - 6.8 GPM
Maximum Dry Suction Lift	3.4 m (11 ft)
Air Inlet	1/4" NPT
Air Exhaust	1/4" NPT
Fluid Connection	3/8" NPT
Maximum Solids Size	2.5 mm
Weight	Approx. 1.4 kg
Wetted Materials	Polypropylene, PVDF (Kynar®)
Elastomers	Santoprene®, Geolast®, PTFE
Maximum Operating Pressure	6.8 bar (100 psi)

Applications

Chemical Dosing

Accurate transfer and dosing of aggressive chemicals for water treatment systems, industrial processes, and laboratory applications.

Paints and Pigments

Ideal for ink transfer, pigment dosing, colorant delivery, and coating systems used in printing and finishing industries.

Adhesives

Gentle transfer of low- to medium-viscosity adhesives while maintaining product integrity.

OEM Equipment

Compact dimensions make the E8 an excellent solution for machinery manufacturers and process equipment builders.

Drum and Container Emptying

Efficient transfer and evacuation of chemicals from cans, containers, small tanks, and drums.

Why Choose Versa-Matic?

The patented Elima-Matic® air distribution system provides dependable, non-freezing, lubrication-free operation. This proven technology minimizes downtime, reduces maintenance requirements, and eliminates common air valve stalling issues associated with conventional diaphragm pumps.

Elima-Matic® Benefits

Non-stalling operation
No lubrication required
Icing-resistant design
Reduced maintenance costs
Improved operating reliability
Consistent pump performance

Material Options

Polypropylene (PP)

Polypropylene is a lightweight and economical material offering excellent resistance to many industrial chemicals.

Benefits

Resistant to acids and caustics
Lightweight construction
Cost-effective solution
Excellent corrosion resistance

PVDF (Kynar®)

PVDF provides superior chemical compatibility for highly aggressive process fluids.

Benefits

Outstanding chemical resistance
Suitable for aggressive media
Longer service life
Excellent durability under demanding conditions

Elastomer Options

Multiple elastomer materials allow the E8 to be optimized for specific applications while maximizing chemical compatibility and diaphragm service life.

Santoprene®
Geolast®
PTFE

Flexible Installation Options

One of the major advantages of the Versa-Matic E8 is its installation flexibility.

The pump can be mounted:

Upright
Horizontally
Side-mounted
Inverted (upside down)

This versatility makes the E8 particularly valuable in compact systems where available installation space is limited.

Typical Industries

Chemical processing
Water treatment
Industrial dosing systems
Printing and converting
Paint and coatings

Adhesive manufacturing
OEM equipment
Laboratory applications
Automotive chemicals
General industrial fluid handling

Why Choose the Versa-Matic E8?

The Versa-Matic E8 3/8" AODD Pump combines compact dimensions, impressive performance, and industry-leading reliability in a highly versatile pumping solution. With flow rates up to 26 liters per minute, excellent chemical resistance, self-priming capability, and the proven Elima-Matic® air valve system, the E8 is perfectly suited for OEM systems, dosing applications, chemical transfer, paints, pigments, and adhesive handling.

Whether chemical compatibility, installation flexibility, or low-maintenance performance is your priority, the Versa-Matic E8 delivers reliable results in demanding industrial environments.