Description
Pramac ES8000 – 7.2 kVA Single Phase Petrol Generator
Long run energy. Honda GX390, AVR and RCD protection.
The ES8000 petrol generator delivers 7.2 kVA / 6.4 kW emergency standby and 6 kVA / 5.5 kW continuous power at 230 V, 50 Hz single phase, 0.9 power factor, from a recoil start Honda GX390 engine. The 389 cm³ air cooled engine runs at 3000 RPM with mechanical governor, and the brush type class H alternator, IP23 protected and two pole, uses AVR 520 electronic voltage regulation held inside 2% for clean power to tools and electronics.
The 11 litre tank runs 5.09 hours at 75% load and 3.83 hours at 100%, using 2.16 litres per hour at 75%. Noise is 69 dB(A) at 7 metres with a guaranteed sound power level of 97 dB(A). At 73 kg dry and 729 x 500 x 536 mm it shares the ES5000 frame, and transport kits with fixed or folding handles are available.
Controls are an off/on selector, recoil starter and fuel cock, with thermal protection and Oil Guard low oil shutdown as standard. The HAU specification includes 30 mA differential protection (DPP), a circuit breaker and an hourmeter. Outlets are two AS/NZS 3112 15 A 250 V sockets.
ES8000 at a glance
- 7.2 kVA / 6.4 kW emergency standby, 6 kVA / 5.5 kW continuous
- Honda GX390 Recoil, 389 cm³, air cooled, 3000 RPM, recoil start, 1.1 L oil capacity
- Class H brush type alternator, IP23, 2 pole, AVR 520 electronic regulation inside 2%
- 230 V, 50 Hz, single phase, 0.9 power factor
- 11 L fuel tank, 2.16 L/h at 75% load, 2.87 L/h at 100% load
- Runtime 5.09 h at 75% load, 3.83 h at 100% load
- Noise: 69 dB(A) @ 7 m, guaranteed LWA 97 dB(A)
- Thermal protection, Oil Guard, 30 mA RCD (DPP), circuit breaker and hourmeter
- Two AS/NZS 3112 15 A 250 V outlets
- Dimensions 729 x 500 x 536 mm, dry weight 73 kg
| POWER RATING | ||
| EMERGENCY STANDBY POWER ESP | kVA | 7.2 |
| EMERGENCY STANDBY POWER ESP | kW | 6.4 |
| CONTINUOUS POWER COP | kVA | 6 |
| CONTINUOUS POWER COP | kW | 5.5 |
| VOLTAGE | V | 230 |
| FREQUENCY | Hz | 50 |
| POWER FACTOR | cos φ | 0.9 |
| PHASE | 1 | |
| FUEL | Petrol | |
| ENGINE SPECIFICATIONS | ||
| ENGINE BRAND | Honda | |
| MODEL | GX390 Recoil | |
| DISPLACEMENT | cm³ | 389 |
| ASPIRATION | Natural | |
| ENGINE COOLING SYSTEM | Air | |
| SPEED GOVERNOR | Mechanical | |
| OPERATION SPEED NOMINAL | RPM | 3000 |
| OIL CAPACITY | l | 1.1 |
| STARTING SYSTEM | Recoil | |
| FUEL | Petrol | |
| FUEL TANK AND AUTONOMY | ||
| FUEL TANK CAPACITY | l | 11 |
| FUEL CONSUMPTION @ 75% LOAD | l/h | 2.16 |
| RUNNING TIME @ 75% LOAD | h | 5.09 |
| FUEL CONSUMPTION @ 100% LOAD | l/h | 2.87 |
| RUNNING TIME @ 100% LOAD | h | 3.83 |
| DIMENSIONS, WEIGHT AND NOISE | ||
| UNIT DIMENSIONS (L X W X H) | mm | 729 x 500 x 536 |
| UNIT WEIGHT | kg | 73 |
| UNIT GUARANTEED NOISE LEVEL LWA | dB(A) | 97 |
| UNIT NOISE PRESSURE LEVEL @ 7 M | dB(A) | 69 |
ES Series – Portable Generators
Compact power with extended autonomy
The ES Series is a cost-effective choice for professionals who need dependable power over long periods. Built around robust Honda GX engines with an integrated 11 litre fuel tank, ES generators deliver long runtimes and reliable performance on site. The compact, steel-cowled design and optional transport kits make them easy to move and ideal for demanding environments.
Each unit is equipped with essential protections such as Oil Guard and thermal shutdown, with AVR voltage regulation and differential protection fitted on the Australian specification. The ES Series is well suited to construction sites, events, hire fleets and remote power applications.
Range Key Features
- Reliable Honda GX petrol engines with recoil start
- Extended runtime from the 11 litre fuel tank
- Protective steel cowling and residential muffler
- Oil Guard and thermal protection as standard
- AVR 520 electronic voltage regulation
- Australian AS/NZS 3112 15A outlets
- Transport kits with fixed or folding handles
Frequently Asked Questions
What does the DPP differential protection do?
The 30 mA differential protection trips the outlet circuit if it detects current leaking to earth, protecting the operator from electric shock. It is combined with a circuit breaker for overload protection and an hourmeter for service scheduling.
Which applications suit the ES Series?
Trades, construction sites, events, hire fleets and remote work where a simple, long-running petrol generator is needed for tools and lighting.
How long will the ES8000 run on a full tank?
The 11 litre tank gives 5.09 hours at 75% load, or 3.83 hours at 100% load, using 2.16 litres per hour at 75%.






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