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FESTO 4540 Pressure Regulator | Miniature, Filter-Regulator, 0.5-8 bar, 1/8" BSP, Manual Drain

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Certification

"ACH has proven to be a reliable partner. Their products are genuine and high-quality, with competitive prices and on-time delivery. We trust them as our long-term supplier in automation."

—— Mohammed Al-Farsi, Procurement

"For us, cost efficiency and authenticity are key. ACH helps reduce expenses while ensuring reliable quality and timely supply, making them a strong partner in our operations."

—— Procurement Manager

"For us, cost efficiency and authenticity are key. ACH helps reduce expenses while ensuring reliable quality and timely supply, making them a strong partner in our operations."

—— Supply Chain Director

"ACH offers quick response, flexible solutions, and fair pricing. The products are always genuine and reliable, and their friendly support makes cooperation smooth."

—— Operations Manager

"ACH provides genuine products with stable quality and fair pricing. Their fast response and reliable delivery give us confidence to continue working with them."

—— Engineering Manager

"We value ACH for their consistent quality and competitive pricing. Deliveries are always reliable, and their professional support makes procurement much easier for our team."

—— Procurement Head

FESTO 4540 Pressure Regulator | Miniature, Filter-Regulator, 0.5-8 bar, 1/8" BSP, Manual Drain

Large Image : FESTO 4540 Pressure Regulator | Miniature, Filter-Regulator, 0.5-8 bar, 1/8" BSP, Manual Drain Get Best Price

Product Details:

Place of Origin:	DE
Brand Name:	FESTO
Certification:	ATEX
Model Number:	4540
Document:	ACH-AB-P+F-E+H-IFM-ASCO-YOK...WA.pdf

Payment & Shipping Terms:

Minimum Order Quantity:	1
Price:	Negotiable
Packaging Details:	carton
Delivery Time:	Negotiable
Payment Terms:	T/T,XT,ALIPAY
Supply Ability:	100pcs per month

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Detailed Product Description

Power Supply:

12-30 V DC (Two-wire)

Ambient Temperature:

-40°C To 80°C (-40°F To 176°F)

Electrical Rating:

General Purpose, Explosion-proof, Intrinsic Safety (depends On Certification)

Certifications:

Standard Models Include ATEX, IECEx, SIL 2 (consult Manual For Specific Ratings)

Highlight:

FESTO 4540 miniature pressure regulator

FESTO filter-regulator with manual drain

1/8 BSP pressure regulator 0.5-8 bar

FESTO 4540 Pressure Regulator | Miniature, Filter-Regulator, 0.5-8 bar, 1/8" BSP, Manual Drain

FESTO 4540 regulator specifications. Miniature filter-regulator, 1/8" BSP, 0.5-8 bar range, manual condensate drain, for compressed air.

Product Overview

The FESTO 4540 is a miniature combination filter-regulator unit designed for point-of-use compressed air preparation. It integrates a 5µm filter, a pressure regulator, and a manual condensate drain in a compact housing. The unit provides clean, regulated air for pneumatic instruments, small valves, and actuators, protecting them from contaminants and pressure fluctuations.

Technical Specifications

Parameter	Specification
Manufacturer	Festo AG & Co. KG
Series	4000 Series (Miniature)
Model	4540
Product Type	Miniature Filter-Regulator (without gauge)
Port Size	1/8" BSP
Maximum Inlet Pressure	16 bar
Pressure Regulation Range	0.5 to 8 bar
Filter Rating	5 µm
Flow Rate (Cv)	~0.4
Housing Material	Polyamide (PA)
Seals	NBR (Nitrile)
Condensate Drain	Manual (push-button)
Ambient Temperature	0 to 60°C (32 to 140°F)
Certifications	CE, RoHS

Key Features

2-in-1 Function: Combines filtration and pressure regulation
Compact Design: Space-saving, ideal for tight installations
Manual Condensate Drain: Simple push-button operation
Wide Pressure Range: Suitable for most low-flow applications
Lightweight Construction: Durable plastic housing
Easy Installation: Standard 1/8" BSP ports
Maintenance-Free: No lubrication required

Applications

Air preparation for pneumatic sensors and switches
Point-of-use pressure regulation in control panels
Protecting small pneumatic valves and cylinders
General compressed air conditioning in laboratory and light industrial equipment

Important Notes

This model does not include a pressure gauge. For units with a gauge, see Festo model 4541.
Designed for low flow applications; verify Cv meets system requirements.
The condensate drain is manual; for automatic drainage, a different model is required.
Regular maintenance (filter cleaning) is recommended for optimal performance.
For use with clean, dry compressed air; an upstream dryer is recommended for wet air.

FESTO 4540 Pressure Regulator | Miniature, Filter-Regulator, 0.5-8 bar, 1/8" BSP, Manual Drain 0

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About ACH

Founded in 2012, ACH is a top-tier distributor of industrial automation products, supplying genuine devices from leading brands like ABB, P+F, E&H, AB, MTL and EMERSON to emerging markets worldwide. Our mission is to provide 100% Genuine products at the most competitive prices, helping customers reduce costs and strengthen their market position.

Frequently Ask & Questions

Are preferential prices available?

Long-term brand partners can get competitive product prices. At the same time, ACH controls the profit per order to 5%, providing the most competitive prices.

Are the Products Genuine OEM Units?

Yes, all products from ACH are certified genuine OEM units. We acquire our inventory through official OEM channels and trusted third-party suppliers, ensuring every item is authentic and reliable.

How will you arrange shipment?

We'll handle the shipping for you. Through our partnerships, we can secure competitive rates with major carriers like FedEx, DHL, TNT, and UPS, ensuring a smooth and cost-effective delivery.

What is the warranty of goods?

One-year Warranty.

How long is the logistics cycle of the product?

Products are divided into spot and futures, and the delivery period of different brands of products is also different. For details, please contact the ACH business manager.

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