Chief SYS474UB Suspended Ceiling Projector System with Storage

Product ID 18845


Chief SYS474UB is designed for speed and flexibility from an ordering and installation standpoint. Chief's SYSAU Suspended Ceiling Projector System cuts installation time by one-third and includes everything needed to complete the majority of installations.

Chief SYS474UW option includes a flexible and scalable plenum-rated storage box.

Technical Drawing

Technical Drawing for Chief SYS474UB Suspended Ceiling Projector System with Storage


Adjustments Roll, Pitch, Yaw (3°, 10°, 360°)
Certifications UL Listed
Color Black and White
Extension 0 - 12" ( 0 - 304.8 mm)
Max Equip Size (H x W x D) 5 x 17 x 12.5" (127 x 432 x 317 mm)
Notes Storage: Collapsed Width 12" (305 mm); Expanded Dimensions 5.38 x 22 x 13" (137 x 559 x 330 mm)
Overall Dimensions (H x W x D) 19.82" x 7.25" x 24.94" (503.5 x 184.2 x 633.6 mm)
Shipping Weight 40.80 lbs (18.51 kg)
Solution Type Universal
Weight Capacity 35 lbs (15.9 kg)


  • System comes out of box in the order needed with mount and column preassembled

  • Adjustable ceiling plate allows placement above or below tile and accommodates inconsistent T-grids

  • Compatible with 2' x 2', 2' x 4', 60 x 60cm, & 62.5 x 62.5cm ceiling grids

  • Detachable electric plate for pre-wiring

  • Compatible with popular 2 gang adjustable mud rings

  • Tool-Free Microzone adjustment eliminates the need for set screws

  • Centris Technology enables effortless fingertip positioning with new tool-free lockdown

  • Adjustable 0-12" column with dual inlay channels for high and low voltage cables

  • Q-Lock Quick Release Lever provides quick connect/disconnect of the projector for service and enhanced security with an integrated key and lock system

  • Improved universal interface for easier lock/unlock at projector connection

Storage Features

  • Plenum-rated enclosure is scalable to fit AV equipment

  • Shift enclosure along tile bridge to avoid plenum interferences

  • Removable covers enable side access in shallow plenum spaces and full access from above

  • Six trade size conduit knockouts in 0.5", 1", 1.5" (12, 25, 38 mm)

  • Flexible conduit knockouts allow high voltage conduit to pass through plenum box when the power is facing into the room below.

Product Options/Accessories

Model SYS474UB, SYS474UW
Manufacturer Chief Mounts
Part Number SYS474UB, SYS474UW
UPC 841872167534
Color Black and White
Roll 3 degree
Pitch 10 degree
Yaw 360 degree
Extension 0 - 12" (0 - 304.8 mm)
Overall Dimensions 19.82" x 7.25" x 24.94" (503.5 x 184.2 x 633.6 mm)
Max Equipment Size (H X W X D) 5 x 17 x 12.5" (127 x 432 x 317 mm)
Shipping Weight 40.80 lbs (18.51 kg)
Weight Capacity 35 lbs (15.9 kg)
Storage Collapsed Width 12" (305 mm); Expanded Dimensions 5.38 x 22 x 13" (137 x 559 x 330 mm)

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With the exception of electrical products, Chief warrants its products to be free of defects in material and workmanship for 10 years. All warranties are in effect beginning the date the product was invoiced by Chief. Electrical mechanisms (such as lift products) have a 1-year limited warranty. All warranties are in effect for the original purchaser only. Chief disclaims liability for any modifications, improper installation and/or installations over the specified weight capacity. Chief also disclaims liability for any modifications made to electrical mechanisms, improper installation, incorrect voltage connection and/or installations over the stated weight capacity. All Electrical Mechanisms are intended for indoor use only and failure to comply will void warranty.

Chief's sole warranty obligation to the owner of its products is to repair or replace (at Chief's discretion) defective products at no charge to the original purchaser within the warranty period. The purchaser is responsible for returning the product to Chief Manufacturing via prepaid shipping. To the maximum extent permitted by applicable law, Chief disclaims any other warranties, express or implied, including warranties of fitness for a particular purpose and warranties of merchantability. Chief will not be liable for any damages whatsoever arising out of the use or inability to use Chief products, even if Chief has been advised of the possibility of such damages. Chief bears no responsibility for incidental or consequential damages. This includes, but is not limited to, any labor charges for the repair of Chief products performed by someone other than a Chief employee. Because some states and jurisdictions do not allow the exclusion or limitation of liability for consequential or incidental damages, the above limitation may not apply. Chief will not be responsible for damage to Chief products caused by misuse, abuse, failure to properly package the product for return to Chief or for damage caused by carriers during shipment to or from Chief. Any repairs to Chief products required due to misuse, abuse or shipping damage or repairs of defective Chief product outside the warranty period will be performed at the current rates established by Chief for factory service.