QDX-4 — QE 3/16, 1/4, 5/16 Inch Bi Directional Copper Pencil Filter Drier 25 G (25 Units/Order)

HVAC filter — QDX-4 — QE 3/16, 1/4, 5/16 Inch Bi Directional Copper Pencil Filter Drier 25 G (25 Units/Order)

The HVAC filter (manufacturer part QDX-4) is a genuine OEM filter available at Cedars HVAC, your trusted source for heating, cooling, and refrigeration parts. We stock this filter for fast nationwide shipping direct from the distribution center, so contractors, facility managers, and homeowners can get the exact replacement they need without delay.

Product details

The QE bi-directional copper filter driers include: dual cup screens for maximum filtration, ends are sealed and scored for easy break-off, extended outlets sized to accommodate capillaries, and compatible with the following freons: R-134A, R-12, R-22, and R-502. The QDX-410 model is compatible with the R410A refrigerant and all others.

Why buy from Cedars HVAC

• Genuine OEM HVAC parts — not aftermarket substitutes
• Contractor-friendly pricing on every filter
• Fast nationwide shipping direct from the distribution center
• Real HVAC expertise — email us at [email protected] if you need help confirming compatibility
• Financing available at checkout

About this part

This HVAC filter is part of our Filter Driers catalog. Contact us if you need help identifying compatible models or sourcing volume quantities. For installation guidance, always refer to the manufacturer documentation and consult a licensed HVAC technician where required.

Shipping and returns

Most HVAC filter orders ship within 5–7 business days direct from the distribution center. Standard ground shipping covers the continental United States, and expedited options are available at checkout. Returns are accepted within 30 days on unopened, uninstalled parts — see our return policy for full details. International shipping is available on request; contact our team for a quote.

Frequently asked questions

Is this part new and in stock? Yes, we list only in-stock items. The HVAC filter ships direct from the distribution center within 5–7 business days.

Will this filter fit my equipment? Compatibility depends on the model and revision of your existing equipment. If you need help confirming fitment for the HVAC filter, email us at [email protected] with your unit model number and we will confirm before you order.

Can I get a contractor or wholesale discount? Yes. Cedars HVAC offers volume pricing for licensed HVAC contractors, property managers, and resellers. Request contractor pricing or call us to set up an account.

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