Wet rotor electronic circulator designed for the circulation of water in residential building service and commercial building service. The integrated variable frequency drive automatically adapts the performance to the actual requirements and protect against water hammer action and offers better energy efficiency than circulators without the VFD. A display enables easy configuration and setting of the operating modes: proportional differential pressure, constant differential pressure, constant curve adjustment, constant and proportional differential pressure in relation to water temperature, economy function. Evoplus Small is available: with flanged suction and delivery ports, for the single and twin version, and only in the single version with threaded suction and delivery inlet. Possibility of remote control with the DConnect service for the single Evoplus Small (with multi-function model) and twin version. DConnect Box supplied separately.