16v38 Upgraded Defrost Control Board Replacement for Lennox 100269-08

Key features

• 16v38 upgraded defrost control board is replacement for Lennox、Armstrong 、Allied Air、Concord and Ducane. Suitable for multiple old part numbers：100269-01, 100269-02, 100269-03, 100269-04, 100269-05, 100269-07, 100269-08, 29M0101, 29M0201, 56M3701, 68J2901, 68J8401, 1084-851, LB-101263B, 84W88 and 84W8801. 29M0101, 29M0201, 56M3701, 68J2901, and 68J8401. Snap a photo of your old board before wiring
• The 16v38 defrost control board offers smart defrost with adjustable timer. Choose 30, 60, or 90 minutes (default 90). Defrost starts at 42°F and stops at 70°F. Max defrost time is 14 minutes.
• This 16v38 defrost board includes three built‑in safety features. Five‑minute anti‑short cycle protects your compressor. Pressure switch locks after 5 trips – reset by cycling power or shorting TEST pins. Below 15°F, low pressure switch auto‑bypasses to avoid false alarms
• Equipped with LED lights and one-key testing mode. Dual LEDs flash patterns to show status. Short TEST pins for 2 seconds to force defrost instantly – no waiting
• The control board is durable for harsh winters. Moisture‑proof, dust‑proof, and temperature‑stable. Keeps your heat pump heating reliably all season long. Lightweight and easy to install

Free shipping included. 30-day hassle-free returns.