Caterpillar · Cat D-Series GC (Diesel)

Cat D200 GC

200 kW standby / 180 kW prime · Diesel · Liquid-cooled

200 kW diesel standby generator from Cat's GC value-engineered line. C7.1 turbocharged inline-6 with simplified controls for commercial standby.

Standby power
200 kW / 180 kW prime
Voltage options
120/208V, 277/480V, 346/600V
Frequency / Phase
60 Hz · 3-phase
Engine
Caterpillar C7.1 · 7.1L
EPA / Emissions
Tier 4 Final
standbyCommercialofficeGovernmentlight-industrialProperty Mgmtassisted-living
Configure & Quote

Overview#

The Cat D200 GC is a 200-kilowatt diesel standby generator — the top of Cat's C7.1 inline-6 range in the GC value-engineered product line. It delivers maximum output from the compact C7.1 platform for commercial buildings, schools, and multi-family residential complexes.

Maximum C7.1 output#

At 200 kW, the D200 GC is the highest-rated C7.1 model in the GC line. Beyond this point, Cat steps up to the C9 engine platform (D250 GC and above). The D200 GC is the right choice when 200 kW covers your standby requirement and you want the most compact, cost-effective package.

Our service perspective#

Running the C7.1 at its maximum GC rating means cooling system and air filtration maintenance become especially important. We recommend adherence to Cat's S.O.S fluid analysis program to monitor engine wear trends at this output level.

Ready to order this model?

Configure your Cat D200 GC

Lock the enclosure, fuel system, transfer switch, and add-ons — we'll confirm pricing, availability, and lead time within one business day. Prefer a free-form quote? That option is still here.

Configure & Quote →Just request a quote

Estimate runtime for the Cat D200 GC

Adjust load percent and tank size to estimate runtime. Pre-filled with this model's spec where available.

Estimate runtime on this tank

Estimated runtime

18.5 hours(0.8 days)

Fuel consumption ≈ 10.80 GPH at 75% load. Estimate based on industry-typical 1800 RPM standby curves (≈0.07 GPH/kW at full load). Actual consumption varies by engine, ambient temperature, fuel quality, and tuning.

Frequently Asked Questions

What is the Cat D200 GC?
The D200 GC is the largest C7.1-powered model in Cat's GC value-engineered line. At 200 kW standby, it delivers the maximum output from the 7.1L inline-6 platform in a cost-optimized standby package.
How does the D200 GC compare to the D250 GC?
The D250 GC steps up to the larger C9 engine (9.3L inline-6). If your load calculation is under 180 kW, the D200 GC on the C7.1 is the better value. If you need 200+ kW with headroom, the D250 GC provides a larger engine with more reserve capacity.

Similar models

Caterpillar Caterpillar C7 200 kW liquid-cooled standby generator

Caterpillar

Caterpillar C7

200 kW diesel with CAT C7 ACERT inline-6. Best resale value in class. ~200 US dealers. Compact footprint.

200 kW standby · Diesel · Liquid-cooled

The Caterpillar C7.1 ACERT is a 200 kW standby diesel generator with EPA Tier 3 certification. 7.01L inline-6 with MEUI fuel injection. Compact standby power for small commercial and retail applications.

Tier 33-phasecommercial-standbyretail

Caterpillar

Cat D175 GC

175 kW standby · Diesel · Liquid-cooled

175 kW diesel standby generator from Cat's GC value-engineered line. C7.1 turbocharged inline-6 with simplified controls for commercial standby.

Tier 4 Final3-phasestandbycommercial

Caterpillar

Cat D150 GC

150 kW standby · Diesel · Liquid-cooled

150 kW diesel standby generator from Cat's GC value-engineered line. C7.1 turbocharged inline-6 with simplified controls for commercial standby.

Tier 4 Final3-phasestandbycommercial

Need service or parts for the Cat D200 GC?

We service every major OEM and stock genuine parts for the most common models.

Get A QuoteOr call (209) 229-1990