Mecc Alte Automatic Voltage Regulator Units
A Mecc Alte AVR keeps your alternator's output voltage steady as loads switch on and off. It reads the voltage coming out of the machine and adjusts the excitation current to hold it at the set point. At General Power, we stock genuine Mecc Alte automatic voltage regulators alongside our wider range of voltage regulators for other alternator makes, so you can find the right match in one place.
Digital and Analog Designs AVRs
Mecc Alte builds both digital and analog regulators, and the right one depends on your alternator and how you run it. The DSR digital regulator uses single phase sensing and stores its settings in memory. The DER1 adds three phase sensing, which helps when loads are not balanced across the phases. The DER2 is the newer digital choice for buyers who want updated electronics.
If you prefer simple adjustment with onboard trimmers, the analog models are a good fit. The UVR6 and the compact SR7-2G are common on older machines and are easy to set in the field. Each of these regulators is made to work with alternators built by Mecc Alte.
Details to Confirm Before Ordering a Mecc Alte AVR
A regulator that does not match the alternator can cause unstable voltage or fail early. Take a few minutes to gather the facts from your machine before you order. These are the items our team will ask about:
- The model printed on the regulator you are replacing
- The alternator series and frame size shown on the nameplate
- Single phase or three phase sensing
- Operating frequency of 50 Hz or 60 Hz
- Any remote voltage adjustment or parallel operation needs
Send us a photo of the nameplate if you are unsure about any of these points. Our engineers can confirm the correct part and point out any wiring differences between an older regulator and its newer replacement.
Signs That a Voltage Regulator Needs Replacement
Regulators work in heat, vibration, and dust, so they wear out over time. Catching the warning signs early protects the equipment connected to your generator. Watch for these symptoms:
- Lights that flicker or dim when the load changes
- Voltage that climbs too high or drops too low
- Voltage that hunts up and down at steady load
- No output voltage after the engine reaches speed
- Protection alarms that trip again and again
Some of these problems can also come from worn diodes, loose wiring, or engine speed faults. We carry replacement parts for alternators and generator control panels, so you can fix the true cause in a single order.
Support From General Power on Every Mecc Alte AVR Order
General Power is based in Miami, Florida, and has worked in power generation since 1999. We are an original equipment manufacturer, master distributor, and authorized dealer. More than 10,000 customers in over 100 countries rely on us, and we hold an A+ rating from the BBB.
Our sales specialists and engineers are each certified by the Electrical Generating Systems Association. Our bilingual staff offers same day quoting, and stocked regulators ship the same day. We serve industrial, commercial, rental, emergency, and export only buyers, and our after sales support continues once your part arrives.
As a one stop shop, we can supply far more than a regulator. If your project calls for a complete unit, our diesel generator sets are ready for fast delivery worldwide.
