1981
Founded in Italy
ITALIAN WATER CONTROL · SINCE 1981
MAC3 Float Switches and Pump Inverters
Control, energy efficiency, and protection solutions for pumps and pumping systems
ABOUT MAC3
Making pumping systems more reliable and efficient
In water applications, MAC3 stands for dependable control, protection, and energy-saving technology. With more than forty years of experience, MAC3 designs and manufactures level controls and electronic pump controls.
MAC3 began with its namesake float switch and steadily expanded its portfolio. Today, the brand combines level detection, pump start-stop control, constant-pressure variable speed control, and system protection to support stable operation across residential, industrial, and water treatment applications.
40+
Years in water control
2
Core product families
ITALY
Locally manufactured
PRODUCT FAMILIES
From level sensing to variable-speed pump control
MAC3 covers the key control points in a pumping system, from field-level detection to electronic variable-speed pump operation.
01
Electronic pump controls
Electronic devices and inverters for pump control, protection, and constant-pressure operation help systems supply water on demand, reduce energy use, and limit the effects of abnormal operating conditions.
HC easyFit
A compact pump inverter designed for installation on a pump terminal box or on a wall.
Pumps · Residential · Industrial · Clean water
View Chinese product page
e-Power
Variable-speed control for residential water supply applications, supporting stable pressure and energy-efficient operation.
Pumps · Residential applications
View Chinese product page02
Level controls
Float switches and level control devices for tanks, drainage, wastewater, clean water, and wells provide dependable signals for pump start-stop control and level monitoring.
MAC3 Float Switch
The classic, robust double-chamber float switch for pump start-stop and level control.
Turbulent water · Residential · Industrial · Clean water
View Chinese product page
e-Fly
A tilt float switch for liquids containing solids or a surface layer of grease.
Wastewater · Sewage · Liquids with solids
View Chinese product pageMAC3 QUALITY
Designed and manufactured for long-term reliability
MAC3 designs and manufactures in Italy, supporting long-term operating performance through process control, testing and certification, and application-led product development.
Made in Italy
MAC3 maintains its family-company values and manufactures its core products in Italy.
Application-led engineering
Solutions are developed with pump manufacturers and industry specialists around real operating conditions.
Control and protection
Level sensing, constant-pressure regulation, and equipment protection are built into reliable control products.
PRODUCT INQUIRY
Request MAC3 product information and selection support
Tell the FULLYDO team about your application, fluid conditions, pump parameters, or level-control requirements, and we will help identify the appropriate product direction.