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Festo
526290
Filter regulator LFR-QS4-D-7-5M-MICRO-H
The Festo 526290 is a micro-sized Series D filter regulator with an integrated pressure gauge and a rotary knob featuring a lock. This component operates within a working pressure of 1 to 10 bar, a pressure regulation range of 0.5 to 7 bar, and delivers a standard nominal flow rate of 170 l/min using compressed air to ISO 8573-1:2010 [7:9:-] or inert gases. Featuring a semi-automatic condensate drain with a 3 cm3 maximum condensate volume and a 5 µm grade of filtration, the unit weighs 124 g and is designed for vertical +/- 5° assembly via line installation or optional accessories. Submit the exact part number, quantity, and application requirements to request a quote.
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Request a QuoteWhy no listed price?
Industrial and obsolete parts are priced per enquiry: the final price depends on available stock, condition, quantity, and your delivery destination, so a fixed list price would be misleading. Request a quote and we confirm current pricing, lead time, and sourcing options — including hard-to-find and discontinued Festo references — within one business day.
- Manufacturer
- Festo
- Part number
- 526290
- Data verification
- Manufacturer evidence reviewed
For a faster response, include quantity, condition, and delivery destination.
Exact part-number verificationTechnical properties are matched to 526290.
Worldwide sourcingSupport for planned and urgent industrial requirements.
Manufacturer documentationA document is added when the reviewed source provides one.
Verified configuration
Technical Specifications
- Size
- Micro
- Series
- D
- Actuator lock
- Rotary knob with lock
- Assembly position
- Vertical +/- 5°
- Grade of filtration
- 5 µm
- Condensate drain
- semi-automatic
- Design structure
- Filter regulator with pressure gauge
- Max. condensate volume
- 3 cm3
- Pressure gauge
- with pressure gauge
- Working pressure
- 1 ... 10 bar
- Pressure regulation range
- 0.5 ... 7 bar
- Max. pressure hysteresis
- 0.3 bar
- Standard nominal flow rate
- 170 l/min
- Operating medium
- Compressed air to ISO 8573-1:2010 [7:9:-] | Inert gases
- Corrosion resistance classification CRC
- 2 - Moderate corrosion stress
- Air purity class at output
- Compressed air in accordance with ISO8573-1:2010 [6:8:4] | Inert gases
- Medium temperature
- -10 ... 60 °C
- Ambient temperature
- -10 ... 60 °C
- Product weight
- 124 g
- Mounting type
- Line installation | with accessories | Optional
- Pneumatic connection, port
- 2 QS-4
- Materials note
- Conforms to RoHS
- Material housing
- Wrought Aluminum alloy
- Material bowl
- PC
Engineering context
Identification and RFQ Guidance
What to include in your RFQ
Provide quantity, delivery country and ZIP/postal code, required condition, target date, and photographs of the existing nameplate when available.
Technical verification
Our sourcing response is prepared against Festo 526290. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.