The model ESP3 Watthour meter is used to measure
energy at the input to electrical load centers or branch
circuits. The unit displays Volts, Amps, Watts and power
factor; in addition to import and export energy.
The unit is DIN-rail mounted and has optional indoor
and outdoor enclosures. Solid-core or split-core current
transformers are available.

new product

- Military Bases

- Student Housing

- Multi-tenant Commercial Buildings

- Town Homes

- Rental Properties (Duplexes)

- Apartment Complexes

- Mobile Home Parks

- Condominiums

- Electric

- Water

- Natural Gas

- Steam

- Heating

- Cooling

- Appliance Runtime

Our experienced sales department will get you a solution to your metering problem that is within budget. We provide up to a 5 year warranty on many of our products.

our GOAL

Electric, Water, Natural Gas, Appliance Runtime? Whatever you need to measure, we can find a solution.

With over 25 years experience, many of our original products are still in active service.





Save time and money by monitoring usage without having to visit the metering site.


Meter Reading

Learn about benefits of submetering, including reducing waste and encouraging conservation.




Automatic Meter Reading

OSC OhioSemitronics, Ca.


4242 Reynolds DrHilliardOH 43026, USA