Generator set ARK-A 81 N5 with engine Arkem 4105ZLD delivers 58,2 kW / 72,8 kVA in Prime (PRP) mode and 64,8 kW / 81 kVA in Standby (ESP) mode — a practical power solution for commercial and industrial facilities.
| Parameter | Value |
|---|---|
| Generator Model | ARK-A 81 N5 |
| Engine Brand | Arkem |
| Engine Model | 4105ZLD |
| Alternator | ARK 224G |
| Prime Power kVA | 72.8 kVA |
| Prime Power kW | 58.2 kW |
| Standby Power kVA | 81 kVA |
| Standby Power kW | 64.8 kW |
| Parameter | Value |
|---|---|
| Engine Brand | Arkem |
| Engine Model | 4105ZLD |
| Maximum Engine Power (Standby) | 64.8 kW |
| Maximum Engine Power (Prime) | 58.2 kW |
| Cylinders and Firing Order | 4 |
| Parameter | Value |
|---|---|
| Standby Power | 81 kVa |
| Prime Power | 72.8 kVa |
Generator ARK-A 81 N5 is not a backup unit “just in case,” but a full-fledged working tool for facilities where downtime means direct losses. With a rated power of 58,2 kW Prime (PRP), the unit confidently covers the loads of warehouses, workshops, retail areas, and service facilities. The 4-cylinder engine Arkem 4105ZLD provides smooth traction without drops when connecting standard commercial equipment.
This power range addresses a specific task: maintaining full operation of a facility during regular or prolonged power outages. Workshops, car washes, small production sites, and farms — wherever a stable power supply is needed without moving into the expensive industrial segment, ARK-A 81 N5 serves as the main power unit.
Reserve power 81 kVA Standby (ESP) provides a reserve for peak start-ups — compressor, pump, and refrigeration equipment startup. At the same time, the unit is designed for straightforward everyday operation: routine maintenance does not require highly specialized personnel, and consumables are readily available on the market without long waiting times.
Generators in the 75–300 kVA segment based on Turkish assembly with Arkem engines are the point where serious working power meets a reasonable budget. ARK-A 81 N5 with an output power of 72,8 kVA Prime (PRP) handles the needs of small and medium-sized businesses without imposing the excessive options typical of the heavy industrial class.
The 4105ZLD engine with 4 cylinders is designed for continuous operating cycles. For the facility owner, this means predictable service life and forecastable maintenance costs. The unit is ready for daily loads, not just for emergency starts once a season.
When choosing a generator for a commercial facility, the key issue is matching real needs. ARK-A 81 N5 with a standby (ESP) power of 64,8 kW covers the needs of most small and medium-sized businesses while staying within a reasonable budget for purchase and ongoing operation.