QDC300 Series Standard Duty Door Closers

The dormakaba Commercial Hardware QDC300 Series is a standard duty door closer, ANSI/BHMA Grade 1 certified (American National Standards Institute / Builders Hardware Manufacturers Association), engineered with the same materials and construction as other dormakaba closers but in a smaller body. The smaller, narrower footprint of the QDC300 fits even the narrowest top rail doors, and the smaller closer body suits aluminum storefront applications.

The QDC300 Series includes many design components as standard, without upcharges, and offers a wide range of options. The closers are fully adjustable, with a barrier-free option to meet Americans with Disabilities Act (ADA) requirements, and usable on interior and exterior doors.

All-weather fluid and non-handed, universal mount flexibility make the QDC300 easy to stock, with four arm options with variant arm and stop types. It has the same footprint as the Norton 1600 Series for quick retrofit. Limited lifetime mechanical warranty, 3 year finish warranty.

  • Smaller, narrower footprint for the narrowest top rail doors
  • Many design components included as standard, without upcharges
  • Wide range of available options and customizable features
  • Retrofit-compatible: same footprint as the Norton 1600 Series
  • Non-handed and universal mount flexibility
  • Available in 4 unique arm options that feature variant arm and stop types
  • 4 arm options with variant arm and stop types
  • Fully adjustable, with a barrier-free option to meet ADA requirements

Product Details

Security

The QDC300 is ANSI/BHMA Grade 1 certified. These closers are fully adjustable, with a barrier-free option to meet ADA requirements.

Construction

Strong materials and careful design help QDC300 closers perform reliably over the long term. The QDC300 Series is engineered to be fully adjustable and usable on both interior and exterior doors. All-weather fluid, a variety of feature options, and non-handed and universal mount flexibility make it easy to stock and use the QDC300 in a wide variety of applications.

Warranty

  • Limited lifetime mechanical warranty
  • 3 year finish warranty

Technical Details

  • Certification: ANSI/BHMA Grade 1 certified
  • Duty: standard duty; smaller, narrower closer body
  • Use: interior and exterior doors; narrow top rail and aluminum storefront doors
  • Fluid: all-weather fluid
  • Adjustment: fully adjustable; barrier-free option to meet ADA requirements
  • Handing and mounting: non-handed, universal mount
  • Arms: 4 arm options with variant arm and stop types
  • Retrofit: same footprint as the Norton 1600 Series
  • Warranty: limited lifetime mechanical, 3 year finish

Applications

The QDC300 is a cost-effective option suited to aluminum storefront applications because of its smaller closer body.

There is no need to re-prep the door: the QDC300 has the same footprint as the Norton 1600 Series, so it is quick and easy to retrofit.

QDC300 Series Img 1
QDC300 Series Img 2
QDC300 Series Img 3

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