25 KVA Silent Diesel Generator for Rent in Dubai & UAE
The quiet upgrade from 20 KVA — a four-cylinder engine loafing where the three-cylinder worked hard.
The 25 KVA silent diesel generator uses a four-cylinder Perkins 404A-22G rather than the three-cylinder in the 20 KVA, and the difference shows on long hires: it runs at a lower proportion of its capacity, vibrates less and holds voltage better when a big motor starts. If your load sits around 16 to 18 kW, this set will spend its life comfortable rather than stretched, and that usually means fewer callouts.
- Capacity
- 25 KVA / 20 kW
- Supply
- Three Phase
- Noise
- 62 dB(A) at 7 m
- Runtime
- approx 17 hrs per tank
25 KVA Generator Rental Price
Daily, weekly and monthly rates are available for the 25 KVA Silent Diesel Generator, with fuel, delivery and installation quoted separately so you can see exactly what you are paying for. Monthly hire works out cheapest per day. Tell us your dates and site location and we will send a fixed written quote.
What a 25 KVA Generator Will Run
These are real loads we have supplied this set for, not theoretical maximums. A 25 KVA generator gives 20 kW of continuous power at the standard 0.8 power factor. Size your job so the running load sits between 50 and 80 percent of that, which leaves headroom for the surge when motors start. If you are unsure, send us your equipment list and we will size it for you at no cost.
| Load type | What this set handles |
|---|---|
| Concrete plant | Mixer, 3 x vibrators and a screed together |
| Site lighting | Three tower lights plus perimeter floods |
| Hoist | 1 x small material hoist plus general tools |
| Refrigeration | 2 x refrigerated containers |
| Marquee AC | 2 x 5-ton packaged event AC units |
25 KVA Silent Diesel Generator Specifications
| Power output | 25 KVA |
|---|---|
| Continuous power | 20 kW |
| Fuel type | Diesel |
| Phase | Three Phase |
| Voltage | 415 V / 240 V |
| Frequency | 50 Hz |
| Engine | Perkins 404A-22G water-cooled |
| Alternator | Stamford-type brushless with AVR |
| Cooling | Water Cooled |
| Starting | Electric start with key |
| Fuel tank | 80 litres |
| Fuel consumption | 4.7 L/h at 75% load |
| Runtime per tank | approx 17 hours at 75% load |
| Noise level | 62 dB(A) at 7 metres |
| Enclosure | Full soundproof canopy |
| Outlets | 2 x 63A three-phase, 2 x 32A, 2 x 13A |
| Dimensions (L x W x H) | 2,100 x 950 x 1,300 mm |
| Dry weight | 720 kg |
What Is Included
- Serviced, load-tested and inspected before every hire
- Same-day delivery across Dubai and next-day UAE-wide
- Daily, weekly, monthly and project rates
- 24/7 breakdown response with unit swap-out
- Delivered with a full tank; refuelling service available
- Free load sizing advice before you book
- Earth rod, cables and distribution board available
- Operator and generator attendant on request
Best Suited To
- Sites that outgrew a 20 KVA mid-project
- Contractors running a hoist alongside mixing plant
- Cold-store and refrigerated container backup
- Mosque, school and community building projects
- Medium events with catering, lighting and AC marquees
25 KVA Compared With the Sizes Either Side
Picking a generator one size too small costs you downtime; one size too large costs you fuel and risks wet stacking. This is how the 25 KVA stacks up against its neighbours in our fleet.
| Specification | 20 KVA | 25 KVA (this page) | 30 KVA |
|---|---|---|---|
| Continuous power | 16 kW | 20 kW | 24 kW |
| Fuel | Diesel | Diesel | Diesel |
| Supply | Three Phase | Three Phase | Three Phase |
| Engine | Perkins 403A-15G2 water-cooled | Perkins 404A-22G water-cooled | Perkins 1103A-33G water-cooled |
| Fuel burn at 75% | 3.8 L/h | 4.7 L/h | 5.6 L/h |
| Tank / runtime | 70 L / approx 18 hrs | 80 L / approx 17 hrs | 90 L / approx 16 hrs |
| Noise at 7 m | 62 dB(A) | 62 dB(A) | 63 dB(A) |
| Dry weight | 650 kg | 720 kg | 800 kg |
Where We Deliver the 25 KVA Generator
We run our own transport, so a 25 KVA set can be on your site the same day almost anywhere in Dubai and next day across the rest of the Emirates. Remote sites, farms, desert plots and island projects are all routine for us. These are the areas we cover most often:
Not on the list? We cover the whole of the UAE — see all service areas or ask us about your location.
25 KVA Generator Rental — Questions We Get Asked
What is the real difference between 20 and 25 KVA?
The engine. The 25 KVA runs a four-cylinder Perkins where the 20 KVA runs a three-cylinder, so at the same load it turns over more easily, holds voltage better under motor start and generally lasts longer on continuous hire.
Is 25 KVA a common rental size in Dubai?
It is one of the sizes contractors ask for by name once they have been caught out by a set running flat-out. We keep several in the fleet year round.
How much does it cost to rent a 25 KVA generator in Dubai?
Rates depend on hire duration, delivery point and whether you need fuel and an operator included. Daily, weekly and monthly rates are all available and monthly hire is by far the cheapest per day. Send us your dates and location and we will come back with a fixed written quote, with no obligation.
What load will a 25 KVA generator actually carry?
A 25 KVA set delivers 20 kW of continuous power at the standard 0.8 power factor. As a rule, size your generator so the running load sits between 50 and 80 percent of that figure, which leaves room for the surge when motors start. Sites that outgrew a 20 KVA mid-project is a typical fit.
Do you deliver a 25 KVA generator across the UAE?
Yes. We deliver to Dubai, Sharjah, Ajman, Al Ain, Umm Al Quwain, Ras Al Khaimah and Fujairah, including remote sites, farms and desert locations. Same-day delivery is normally possible within Dubai when you book before midday.
Is fuel included with the generator hire?
We deliver the set with a full tank as standard. After that you can refuel yourself or add our scheduled refuelling service, which we usually recommend for continuous running so nobody has to watch the gauge. The 80 litre tank on this unit gives roughly 17 hours at 75 percent load.
What happens if the generator breaks down?
Call us and we respond 24/7. Every set is serviced and load-tested before it leaves our yard, but if a fault does occur on site we attend and, where it cannot be fixed quickly, we swap the unit so your work does not stop.
Closest Alternatives to the 25 KVA Silent Diesel Generator
20 KVA Silent Diesel Generator
16 kW · Three Phase
30 KVA Silent Diesel Generator
24 kW · Three Phase
15 KVA Silent Diesel Generator
12 kW · Three Phase
35 KVA Silent Diesel Generator
28 kW · Three Phase
Full Generator Range: 5 KVA to 250 KVA
Every size we hire, from a 5 KVA portable you can lift into a pickup to a 250 KVA set that powers an entire development. Browse the full generator rental guide to compare them all.
Need a 25 KVA generator on site today?
Tell us the load, the dates and the location. We will confirm the right size, give you a fixed price and get the set delivered — usually the same day within Dubai.