Sauermann engineers have redesigned the tank pump from the inside-out, making the Si-83 more compact than any other tank pump in its class, all while redefining just how easy tank pump installation and maintenance can be in the field. The Si-83 even comes with a customized Smartphone App that makes installation both simple and intuitive.

 

Max discharge head: 21 ft

Mains supply: 230 V~ 60 Hz - 110 W - 1.25 A

Operation conditions: 7%: 16s ON - 212s OFF

Max condensate temperature: 130 °F

Max condensate acidity: pH > 2.5 (Gas condensing boilers)

Tank volume: 0.5 ft³

Safety switch: NC 5A - 42 V peak