HomeAtlas CopcoAtlas Copco QAS 250 JD

Atlas Copco QAS 250 JD Generator Set

The Atlas Copco QAS 250 JD is a 201 kW (251 kVA) Diesel standby generator set powered by a John Deere 6090HFG94B engine. It is available at 480 V, 240 V and 240/120 V, 3Ø, 60 Hz and rated 274 A. It holds about 40 L (10.6 gal) of oil and 45.42 L (12.0 gal) of coolant, with a maximum ambient rating of 50 °C. Starting uses 2 group-2 batteries rated 1100 CCA at 24 V. The set measures 217×87×108 mm (8.5×3.4×4.3 in), weighs about 6105 kg (13459 lb) and produces 74 dBA at 7 m. An integrated tank holds 1703 L (449.9 gal), roughly 44 hours of runtime.

201 kW
Standby
9.0 L
Displacement
40.0 L
Oil capacity
2
Document types

How to read your Atlas Copco serial & model number →

Typical fuel consumption for 200–205 kW Diesel generators →

Compare with other 200–205 kW Diesel generators →

Service parts for the QAS 250 JD

Grouped by system, with how many of each the parts manual calls for.

Air intake

1 required

Oil system

1 required

Prices captured from merchant listings; some links are affiliate links. Confirm against your serial number before ordering.

Specifications

FuelDiesel
Frequency60.0 Hz
Standby power201 kW
Standby kVA251
Prime power182 kW
EmissionsTier 4 Interim
Controller7310
Oil capacity40.0 L
AlternatorLeroy-Somer LSA 46.2 M5
Voltage options480 V, 277 V, 240 V, 139 V, 208 V, 120 V, 240/120 V
Phase
Rated current274 A
Power factor0.8
Circuit breaker600 A
Battery group2
Battery cranking1100 CCA
Battery voltage24 V
Battery quantity2
Coolant capacity45.42 L
Max ambient50 °C
Dimensions (L×W×H)217×87×108 mm
Dry weight6105 kg
Sound level74.0 dBA @ 7 m
Fuel tank1703.0 L
Tank runtime44.0 hr

Engine

John Deere 6090HFG94B
Oil capacity40.0 L
Coolant capacity45.42 L
Displacement9.0 L
AspirationTurbocharged intercooled
Rated speed1800 rpm

Maintenance & consumables

for the John Deere 6090HFG94B
ItemSpecCapacityPart #Interval
Air filter1000 hour service interval29145082001000 hr Amazon eBay KuduParts $44.00
Fuel filter500 hour service interval500 hr
Oil filter500 hour service interval1310072442500 hr Amazon eBay KuduParts $16.00
Battery500 hour service interval500 hr
Belt500 hour service interval500 hr
Coolant filter500 hour service interval500 hr
Spark plug500 hour service interval500 hr

Compatible filters for the John Deere 6090HFG94B — cross-referenced via Donaldson. Options to verify against your serial number, not confirmed for this exact unit.

  • Fuel filter: Atlas Copco 3222311922 Atlas Copco 6050719 Atlas Copco 1310072443 John Deere N378886 John Deere AR103220

Common questions

How many kW is the Atlas Copco QAS 250 JD?

The Atlas Copco QAS 250 JD is rated 201 kW standby (251.0 kVA).

What engine does the Atlas Copco QAS 250 JD use?

The Atlas Copco QAS 250 JD is powered by the John Deere 6090HFG94B engine.

What fuel does the Atlas Copco QAS 250 JD use?

The Atlas Copco QAS 250 JD runs on Diesel.

What's the oil capacity on a Atlas Copco QAS 250 JD?

The John Deere 6090HFG94B engine in the Atlas Copco QAS 250 JD has an oil capacity of 40.0 liters.

What alternator comes on the Atlas Copco QAS 250 JD?

The Atlas Copco QAS 250 JD uses a Leroy-Somer LSA 46.2 M5 alternator.

Which oil filter part number does the Atlas Copco QAS 250 JD take?

The Atlas Copco QAS 250 JD uses oil filter part number 1310072442.

What fuel filter does the Atlas Copco QAS 250 JD use?

The Atlas Copco QAS 250 JD uses fuel filter part numbers ATLAS COPCO 3222311922, ATLAS COPCO 6050719.

Which air filter part number does the Atlas Copco QAS 250 JD take?

The Atlas Copco QAS 250 JD uses air filter part number 2914508200.

Parts

16
Part #DescriptionQtySystem
1615864100Fuel Level Sender1Sensor Amazon eBay
2914502300Eng. Air Filter1Air filter Amazon eBay $65.81 KuduParts $138.00
2914502400Eng. Air Filter (Safety)1Air filter Amazon KuduParts $77.00
1089034108Relay1Service part / kit Amazon eBay
1089037401Bulb1Service part / kit Amazon eBay
1089065952Coolant Level Switch1Service part / kit Amazon eBay
1089933201Fuse3Service part / kit Amazon eBay
1089937120Potentiometer1Service part / kit Amazon eBay
1089938401Auxillary Relay1Service part / kit Amazon
1089942201E Stop1Service part / kit Amazon eBay
1089942301Circuit Breaker1Service part / kit Amazon eBay
1604941800Controller1Service part / kit Amazon eBay
1615694701Fuel Tank Cap (Includes Keys)1Service part / kit Amazon eBay
1615727100Door Key1Service part / kit Amazon eBay
2912606304250 Hour Service Kit2Service part / kit Amazon eBay
2912606405500 Hour Service Kit2Service part / kit Amazon

Service, wear & replacement parts referenced for this model and its engine — confirm the exact part for your serial number. See the full parts catalog to search and cross-reference.

Fuel consumption

RatingLoadL/hgal/h
Prime25%14.73.9
Prime50%25.46.7
Prime75%34.89.2
Prime100%45.812.1
Standby25%20.45.4
Standby50%36.39.6
Standby75%50.713.4
Standby100%69.718.4

Available documents

Reference — QAS 250 330 JD T4F PRS US (Atlas Copco)Parts manual — Product Ref Sheet QAS 250, QAS 330 JD HOP (Atlas Copco)Parts manual — QAS 250 JD Parts (Atlas Copco)Parts manual — QAS 250 JD Spare Parts (Atlas Copco)