Colorado Standby Generators
Lowest Prices on Onan Generators PERIOD!

Call us at 719-264-0020 or email us at info@coloradostandby.com


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CSB is an exclusive dealer for the complete line of Onan generators and accessories. We offer Onan RV, Portable, Diesel, Home Standby, and Commercial power generators and accessories with a full warranty at wholesale costs. Based in Colorado Springs, CO, we offer our products nationwide.

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Marquis Gold Series - RV generators - RV Marquis Gold 5500 LPV RV Marquis Gold 5500 GAS RV Marquis Gold 6500 LPV RV Marquis Gold 7000 GAS - Still the quietest gensets in their class. Gensets with exceptionally low vibration levels designed for trailers and fifth-wheels in mind. Colorado Standby's Closeout Specials - Limited to Availability Dolly kits are available. The PRO Series gasoline fueled, 3600 RPM recoil and electric start gensets are powered by heavy duty, overhead valve, 4 cycle engines. designed for long life and quiet operation. Pro Series Portable GenSets - Onan portable generator sets - Portable Pro Series 4000 (Electric Start) Portable Pro Series 6000 (Electric Start) - provide reliable, convenient power on the go.

Commercial Mobile Marquis EFI 5500 Series 5.5HGJ-AD_2138 5.5HGJ-AD_2140 5.5HGJ-AD_1911 5.5HGJ-AD_2142 6.5NHD-FB_1 Onan Commercial Emerald 6500 GenSet Residential Standby Gensets - RS12000 (Standard) RS12000 (Carb Certified) RS15000 (LP Vapor) RS15000 (Natural Gas) RS20000 (LP Vapor) RS20000 (Natural Gas) RS45000 (LP Vapor) RS45000 (Natural Gas) - Onan produces four fully automatic home standby generators, the RS12000, RS15000, RS20000, and RS45000, fueled by either LP Vapor, LP Liquid Withdrawal, or Natural Gas. Commercial Mobile Emerald 7000 Series 7.0HGJ-AF_2111 7.0HGJ-AF_1913 7.0HGJ-AF_2110 7.0HGJ-AF_2112 6.5HGJ-AF_2113



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We offer Onan RV generators, Portable generators, Diesel generators, Home Standby generators, and Commercial power generators and accessories with a full warranty at wholesale costs. 2.5KV-FA_26120 Onan RV MicroLite 2500 Generator 2.8KV-FA_26100 Onan RV MicroLite 2800 Generator 3.6KY-FA_26120 Onan RV MicroQuietTM 3600 Generator Commercial Mobile Marquis 5500 Series 5.5HGJ-AE_2131 5.5HGJ-AE_2135 5.5HGJ-AE_2133 5.5HGJ-AE_2136 5.5HGJ-AE_2144 4.0BGE-FA_11500 Onan RV Emerald Plus 4000 Generator 4.0BGE-FA_26100 Onan RV Emerald Plus 4000 Generator

Colorado Standby's Closeout Specials - Limited to Availability Dolly kits are available. The PRO Series gasoline fueled, 3600 RPM recoil and electric start gensets are powered by heavy duty, overhead valve, 4 cycle engines. designed for long life and quiet operation. Commercial Mobile Marquis 5500 Series 5.5HGJ-AE_2131 5.5HGJ-AE_2135 5.5HGJ-AE_2133 5.5HGJ-AE_2136 5.5HGJ-AE_2144 The number of cycles per second is the frequency, expressed in Hertz (HZ).



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rsz switch

5.5HGJ-AE_2131 Onan Commercial Marquis 5500 Genset 5.5HGJ-AE_2135 5.5HGJ-AE_2136 5.5HGJ-AE_2144 7.0HGJ-AE_2132 7.0HGJ-AE_1912 7.0HGJ-AE_2137 6.5HGJ-AE_2145 4.5BGD-FB_1 Onan Commercial Emerald 4500 GenSet Phase is the uniform periodic change in amplitude or magnitude of an alternating current. The transfer panel immediately senses when utility power has been interrupted and transfers to power consumption to the generator.

6.3GNAA Onan 6.3 kW Lp Vapor Fueled Prime Power Generator 6.8DNAC Onan 6.8 kW Diesel Fueled Prime Power Generator 7.0HGJ-AB_1036 Onan RV Marquis Gold 7000 GenSet 7.0HGJ-AB_900 Onan RV Marquis Gold 7000 GenSet 7.0HGJ-AC_906 Onan RV Emerald Advantage 7000 GenSet Three phase alternating current consists of three different sine wave current consists of three different sine wave current flows, different in phase by 120 degrees from each other. Commercial Mobile Quiet Diesel Series Commercial Quiet Diesel 7500W Commercial Quiet Diesel 10,000W Commercial Quiet Diesel 12,000W


Here are spec sheets for our generators

camp_power_2800.pdf
cme_5500.pdf
cme_7000.pdf
cmm_5500.pdf
cmm_7000.pdf
cmm_efi_5500.pdf
cmm_efi_7000.pdf
cmqd_10000.pdf
cmqd_12000.pdf
cmqd_7500.pdf
comm_emer_4500.pdf
emer_adv_5500.pdf
emer_adv_7000.pdf
emer_plus_4000.pdf
emer_plus_6500.pdf
microlite.pdf
microquiet.pdf
quiet_diesel_10000_12000.pdf
quiet_diesel_7500_8500.pdf
rs12000.pdf
rs15000.pdf
rs20000.pdf
rs45000.pdf
rst.pdf
rsz.pdf
marquis_gold_7000.pdf
marquis_gold_5500.pdf
maintenance_schedule.pdf

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