QC STL PRO-5.5X
QuietCool Stealth Pro Line
QC STL PRO-5.5X Specifications
| Motor Voltage | 120 VAC, 60 Hz |
| Energy Use | Hi: 490 Watts / Med: 268 Watts / Low: 88 Watts |
| Air Flow | Hi:5044 CFM / Med:4238 CFM / Low:2870 CFM |
| HVI-916 Airflow (for CA Title 24 New Construction) | 3750 CFM |
| dBA | Hi: 50.7 / Med: 45.7 / Low: 35.6 |
| Recommended SQFT Coverage @ 2-3 CFM per SQFT | Covers 1681 SQFT to 2522 SQFT |
| Minimum Attic Clearance | 38” |
| # of Speeds | 3 |
| Duct Diameter | 20” |
| Duct Length | 9 feet |
| Motor Head Diameter | 20 1/2” |
| Motor Head Length | 13 1/2” |
| Dampers | Barometric Pressurized R5 Dampers |
| Controls | Included: 8 Hr Electronic Timer & Double 3-way switch Optional: IT-36002 QuietCool RF Wireless Control Kit |
| Warranty | 15 Years |
| Framing | None Required |
| Joist Cutting | None Required; fits 16” or 24” on center |
| Minimum Suggested Attic Venting | 6.73 SQ FT net free area |
| Ceiling Rough Opening | 14 1/4” x 30 1/4” |
| Removable Grille Outside Dimension | 16” x 32” |
| Shipping Weight | 97 lbs. |
| Box Dimensions | 39” x 24” x 39” |
| In The Box | -QC STL PRO-5.5X Motorhead -Removable Grille -Cut-out Template -Window Locks -Damper Box -9 Foot Duct -Accessory Bag -Controls |
Electronically Commutated AC/DC Brushless Motor
All QuietCool Stealth Pro Line fans include our ultra-high efficiency electronically commutated AC/DC brushless motors. Known as “ECM” motors, these motors offer ultra-high efficiency with very high CFM/Watt ratios. All Stealth Pro fans operate on low wattage and low amperage. These motors are so efficient that they can help homeowners slash their A/C related electricity costs by up to 50-90%.
