Home › Parts › Lennox X2660 Evaporator Pad (Aprilaire 35-size)

Lennox X2660 Evaporator Pad (Aprilaire 35-size)

OEM part number(s): X2660 · Made by Lennox · Whole-house water panel / pad

Lowest verified price: $39.95 — 1 panel, genuine Lennox X2660 at FiltersFast. Free economy shipping on orders $99+ (lower 48); a fee applies below that. Checked 2026-11-11.

Buy on Amazon — X2660Amazon search for the exact part number (no single listing is endorsed). Amazon price is shown on Amazon; we do not quote it here.

Verified prices (checked 2026-11-11)

Option	Price	Store & shipping
Genuine (OEM) 1 panel, genuine Lennox X2660	$39.95	FiltersFast Free economy shipping on orders $99+ (lower 48); a fee applies below that · Checked 2026-11-11 · source
Genuine (OEM) 2-pack, genuine Lennox X2660	$62.99	DiscountFilters Free shipping on orders $70+ at DiscountFilters; a fee applies below that · Checked 2026-11-11 · source

No Lennox-specific aftermarket price was captured; the AprilAire #35 record carries the aftermarket prices for this pad size.

How to read this: the lowest verified price above is the headline even when it is not Amazon. Amazon is the buy button because it is this site's affiliate route; its price is not quoted because Amazon blocks automated price reads.

Exact fit — models that take this part

Lennox HCWB3-17, Lennox HCWB3-17A, Lennox HCWB2-17, Lennox HCWB2-17A

Specifications

Replacement interval	Replace annually.
Dimensions	10 × 13 × 1.625 in (same as AprilAire #35)

Equivalents and cross-references

Brand	Part number	Note
AprilAire	35	The X2660 is the Lennox-branded pad for the AprilAire #35 fit family (same 10 × 13 × 1.625 in size) — see the AprilAire #35 record for the full cross-brand list.

Sources

Full record, including descriptor data for every model, is in the open dataset: /data/parts.json.