LiftMaster EMI Board, 480VAC, T, JH 700 | LIF-K41-0390-000 17-2001 Please click here for the

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LiftMaster EMI Board, 480VAC, T, JH 700 | LIF-K41-0390-000 17-2001 Please click here for theLiftMaster EMI Board, 480VAC, T, JH 700 LIF K41 0390 000 This LiftMaster EMI board is an essential replacement component for high voltage commercial door operators. Designed to filter out electrical noise and interference from your power line, this board protects your operator's logic and sensitive electronic components from damage and erratic behavior. Also known as: K41 0392 000 Genuine LiftMaster replacement part.