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Mobile Diesel Generators

Our CPG range of mobile generators delivers dependable power and durability for the toughest jobs. With user-friendly controls and low-maintenance design, it’s the go-to solution for any worksite.

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Lower Capital Investment

One machine covers multiple applications

Increase Utilization

Simple service and long service intervals

Heavy Duty Yet Compact

Built tough with a compact, weatherproof design, these generators deliver impressive, reliable power

About the CPG Mobile Generator Range

The Chicago Pneumatic CPG mobile generator range packs Tier 4-Final Isuzu or John Deere diesel power, multi-voltage capability, and rugged, sound-attenuated, corrosion-resistant enclosures into a compact, easy-service design, making them ideal for reliable, low-cost ownership. Widely used in construction, infrastructure, utilities, events, and modular paralleling, they deliver dependable, versatile prime power on any job.

Technical specifications

Category / Metric Unit CPG 25 T4F CPG 45 T4F CPG 70 T4F CPG 95 T4F CPG 125 T4F
Performance data
Rated frequency Hz 60 60 60 60 60
Rated prime power (PRP*) 3φ kW / kVA 20 / 25 36 / 45 56 / 70 76 / 95 100 / 125
Rated standby power (ESP**) 3φ kW / kVA 22 / 28 40 / 50 60 / 75 83 / 104 110 / 138
3φ Power factor   0.8 0.8 0.8 0.8 0.8
3φ Voltage switch position (series star w/ neutral) V 480Y / 277 480Y / 277 480Y / 277 480Y / 277 480Y / 277
1φ Voltage switch position (zig-zag) V 240 / 120 240 / 120 240 / 120 240 / 120 240 / 120
Max. sound pressure level (LPA) @23' @75% Load dB(A) 67 67 67 73 73
Fuel consumption
Fuel tank capacity gal (l) 75 (284) 75 (284) 110 (416) 166 (628) 166 (628)
Fuel consumption at full load (PRP) gal / h (l / h) 1.63 (6.2) 2.76 (10.5) 3.95 (15) 5.4 (20.3) 7.06 (26.7)
Fuel autonomy 75% load h 48.2 31.4 25.1 27.9 26.4
Engine
Model   Isuzu 4LE2T Isuzu 4LE2X Isuzu 4JJ1X John Deere 4045 HFG04 John Deere 4045 HFG06
US EPA Family   MSZXL02.2ZTB MSZXL02.2PXB MSZXL03.0RXB MJDXL04.5315 MJDXL04.5311
US EPA Tier   Tier 4 Final Tier 4 Final Tier 4 Final Tier 4 Final Tier 4 Final
Speed rpm 1800 1800 1800 1800 1800
Alternator
Model   Leroy Somer 40 M5 Leroy Somer 42.3 S5 Leroy Somer 42.3 L9 Leroy Somer 44.3 S3 Leroy Somer 44.3 S5
Excitation system   AREP AREP AREP AREP AREP
Automatic voltage regulator (+/−0.5%)   Leroy Somer R438 Leroy Somer R438 Leroy Somer R438 Leroy Somer R438 Leroy Somer R438
Insulation   Class H Class H Class H Class H Class H
Dimensions
Skid in 75" x 34" x 55" 75" x 34" x 55" 94" x 42" x 66" 108" x 43" x 76" 108" x 43" x 76"
Trailer in 129" x 54" x 66" 129" x 54" x 66" 143" x 66" x 75" 160" x 67" x 88" 162" x 68"x 86"
Weight
Skid (wet) lbs 2280 2500 4047 5442 5585
Trailer (wet) lbs 2565 2785 4527 6342 6485