line Cord, No Timer.
Recirculation For Tanks Dedicated, Amh2K-7N On Call™ (On Demand Kit) SELECT AND ORDER ON DEMAND KIT TO START PUMP WHEN DESIRED AMH2K-7N ON CALL™ (On Demand Kit) FOR DEDICATED RETURN LINE: For systems with HOT WATER TANKS, NO TIMER, AM7-SUV1LT1 Stainless Union Circulator, 1/2" Sweat, long tailpieces with flat for mounting, Built-In Aquastat (On 85°-104°Off ), 10 Ft..