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Dependable Solar Inc.
Website for Turnkey Solar Solutions in Arizona


ETA Engineering, Inc.
4049 E. Presidio St., Suite 117
Mesa, AZ 85215
Phone: 480-966-1380
Toll Free: 1-877-964-4188
Fax: 1-480-966-1516
info@etaengineering.com

Solar Association Arizona Solar Energy Association

Solar CenterArizona Solar Center

WindAmerican Wind Energy Association

Hydrogen American Hydrogen Association

Phoenix Electric Auto Association

Green Building Scottsdale Green Building Program

Note: Prices are subject to change without notice due to changes in other vendors' prices to us. These changes may arise from normal product development plus fluctuations in foreign exchange rates and commodity prices.

Frequently asked questions (FAQ).

Solar Chill® Evaporative Coolers

Solar Chill

Features of Solar Chill® evaporative coolers:

  • Low Energy use (from 38 to 130 Watts)
  • Available in either 12 or 24 VDC
  • Stainless-steel housing for long life
  • 6" thick CELdek® cooling pads
  • Nominal air flows range from 800 to 5000 CFM
  • Cooler prices range from $546 to $1106
  • Solar panels to power the coolers range in price from $259 (60W) to $489 (120W) for nominal 12V modules and $639 (165W) to $819 (185W) for nominal 24V modules.
  • 8 Amp, 120 VAC adapter available for $99

WARNING: These products are not recommended for buildings connected to the power grid. Instead, we recommend a grid-tie system, which allows the use of solar electricity year round, while also benefitting from utility company rebates.

For current pricing, call us toll-free 1-877-964-4188.

Solar Chill® Evaporative Coolers

Model Size (HxWxL) inches Fan Dia. Rated CFM Voltage Actual Watts Water Use (GPH)
1412XP 19.5x24x21 14" 1150 12 38-52 3.5
1424XP 19.5x24x21 14" 1200 24 42 3.5
2012HP 26x24x21.5 20" 2000 12 53-73 6.7
2024HP 26x24x21.5 20" 2200 24 70 7.3
2412HP 35.5x36x22 24" 4000 12 80-120 13.3
2424HP 35.5x36x22 24" 4000 24 105 13.3

Note: All units are side discharge.

Solar Chill® Options

Option Voltage Shipping Wt.
48 Volt System 48 0
Control Box 12 3
Control Box 24 3
Control Box 48 3

Note: Control box includes thermostat, clean-out pump kit, fan and pump switches


All prices are FOB Tempe, Arizona.  Specifications are subject to change without notice.
Solar Chill®, MasterCool®, CELdek® are registered trademarks of Southwest Solar, Adobe Air, and the Munters Corporation respectively.
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©2001-2008 ETA Engineering, Inc. All rights reserved. Last updated: January 17, 2008