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Festo
546428
Basic valve LF-D-MINI-U
The Festo part number 546428 is a mini Series D industrial component featuring a sinter filter with a centrifugal separator, a metal bowl guard, and a manual rotating condensate drain. It delivers a normal nominal flow rate of 157 cfm across an operating pressure range of 0 MPa to 1.6 MPa (0 bar to 16 bar, 0 psi to 232 psi) while achieving a 75 percent degree of condensate separation with a 40 µm grade of filtration. Designed for compressed air per ISO 8573-1:2010 [-:9:-] or inert gases, this unit operates within a temperature range of 14 °F to 140 °F, features a corrosion resistance class of CRC 2, and weighs 8.75 oz for vertical in-line or accessory mounting. 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
- 546428
- Data verification
- Manufacturer evidence reviewed
For a faster response, include quantity, condition, and delivery destination.
Exact part-number verificationTechnical properties are matched to 546428.
Worldwide sourcingSupport for planned and urgent industrial requirements.
Manufacturer documentationA document is added when the reviewed source provides one.
Verified configuration
Technical Specifications
- Size
- Mini
- Series
- D
- Mounting position
- Vertical ±5°
- Grade of ltration
- 40 µm
- Condensate drain
- Manual, rotating
- Structural design
- Sinter lter with centrifugal separator
- Bowl guard
- Metal bowl guard
- Degree of condensate separation
- 75 %
- Operating pressure
- 0 MPa...1.6 MPa | 0 bar...16 bar | 0 psi...232 psi
- Normal nominal ow rate (normalized to DIN 1343)
- 157 cfm
- Operating medium
- Compressed air as per ISO 8573-1:2010 [-:9:-] | Inert gases
- Corrosion resistance class (CRC)
- 2 - Moderate corrosion stress
- LABS (PWIS) conformity
- VDMA24364-B1/B2-L
- Storage temperature
- 14 °F...140 °F
- Air quality class at the output
- Compressed air as per ISO 8573-1:2010 [7:8:4] | Inert gases
- Temperature of medium
- 14 °F...140 °F
- Ambient temperature
- 14 °F...140 °F
- Pore size
- 40 µm
- Product weight
- 8.75 oz
- Type of mounting
- In-line installation | With accessories
- Note on materials
- RoHS compliant
- Compressed air lter material
- Protective grounding
- Housing material
- Die-cast zinc
- Material of 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 546428. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.