We ship to the Philippines — door-to-door, customs and logistics handled by 3G Electric

3G Electric
ARO PR4031-300 Precision Air Regulator, 3/8 in NPT, 14 cfm, 2-25 psi, Knob - Precision Air Regulators
AROPrecision Air Regulators

ARO PR4031-300 Precision Air Regulator, 3/8 in NPT, 14 cfm, 2-25 psi, Knob

The ARO Precision Compressed Air Regulator (MPN PR4031-300) is a zinc die-cast precision air regulator with a 3/8 in NPT port size, 14 cfm flow capacity, and an adjustable pressure range of 2 psi to 25 psi via a…

SKU 3G-OTH-138401

Also listed as: PR4031300 · PR4031 300

Brand
ARO
Item
PR4031-300 Precision Air Regulator, 3/8 in NPT, 14 cfm, 2-25 psi, Knob
Part Number
PR4031-300
Category
Precision Air Regulators
Available to Order
Also known as:PR4031-300ARO
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

ARO
Manufacturer Part Number
PR4031-300
Type
14 cfm, 2 psi to 25 psi, Knob
NPT
3/8 in

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

ARO Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The ARO Precision Compressed Air Regulator (MPN PR4031-300) is a zinc die-cast precision air regulator with a 3/8 in NPT port size, 14 cfm flow capacity, and an adjustable pressure range of 2 psi to 25 psi via a knob. This ARO-branded unit is designed for precise air pressure control in industrial pneumatic systems.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the ARO Precision Compressed Air Regulator PR4031-300 used for?

The ARO Precision Compressed Air Regulator PR4031-300 is used for precise air pressure control in industrial pneumatic systems. It is ideal for applications requiring stable, adjustable pressure from 2 psi to 25 psi, such as in manufacturing, automation, and process control where consistent airflow is critical.

What are the specifications of the ARO PR4031-300 regulator?

The ARO PR4031-300 is a zinc die-cast precision air regulator with a 3/8 in NPT port size, 14 cfm flow capacity, and an adjustable pressure range of 2 psi to 25 psi via a knob. It is an ARO-branded unit designed for precise air pressure control in industrial pneumatic systems.

Where to buy the ARO PR4031-300 regulator worldwide?

You can source the ARO PR4031-300 regulator worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we supply this ARO precision regulator to customers globally.

How to install the ARO PR4031-300 precision air regulator?

To install the ARO PR4031-300, mount it in-line with your compressed air system using the 3/8 in NPT ports. Ensure the flow direction matches the arrow on the body. Adjust the knob to set the desired pressure between 2 psi and 25 psi. Always follow standard pneumatic safety practices and consult the manufacturer's manual for detailed guidance.

Used in

Common applications for ARO
Chemical processing — ARO AODD pumps with PTFE diaphragms and check valves for transferring corrosive acids and solvents.
Wastewater treatment — ARO aluminum-housing AODD pumps handling sludge and abrasive slurries in treatment plants.
Packaging automation — ARO PremAir series solenoid valves controlling pneumatic actuators on filling and sealing machines.
Mining operations — ARO 316 stainless steel AODD pumps for dewatering and transferring abrasive mine tailings.
Material handling — ARO MaxAir series foot pedal valves for manual control of conveyor diverters and lift tables.
Maintenance repair — ARO repair kits for field servicing of lower pump assemblies in industrial fluid systems.
Not sure this is the right part? Photo-identify it

ARO Products

3G Electric supplies ARO precision air regulators. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

More from ARO

View all ARO parts

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first