RHX Commercial Door Operator

The UL 325 2010 compliant RHX™ heavy duty commercial operators from Overhead Door Corporation provide easy and reliable operation for the most stringent applications.  This functionality comes from many innovative, state-of-the-art performance features.


Sectional Doors:
Standard, Side mount, and Dual Trolley applications.  
All models come standard with the DC brake system. 
Side-mount and Center-mount chain couple or direct
couple to the door shaft with hoist. Hoist models are
left or right-hand adjustable in the field.
Rolling Steel Doors:
With hoist, front of hood, top of hood, bench mount,
and wall-mount applications.  Hoist models are left
or right-hand adjustable in the field.

Continuous duty motor available in 1/2, 3/4, 1 and 3 horsepower, single or three-phase.  Totally enclosed
non-ventilated (TENV) construction and totally enclosed
fan cooled (TEFC) construction units are available
as options. 3 horsepower models come standard
with TEFC construction.

On Board Radio Receiver
This standard feature can add radio functionality to
every job with no additional cost for the receiver.  Stores
up to 250 CodeDodger® transmitters including the new commercial dual frequency cycling versions.

Drive Reduction
Primary reduction is worm gear running in oil bath. 
Secondary reduction is by chain and sprocket.

Direct Coupling
(optional on sectional doors only)

Provides fast, easy installation and prevents chain
slacking.  Available as on optional kit for sectional
side/center-mount and hoist units. For sectional,
options include:
14 RPM kit
26 RPM kit

Brake System
24V DC Disc Brake. Fewer mechanical parts for
improved reliability.

Clutch (standard with trolley;
optional with hoist)

Adjustable disc-type helps protect door and operator
from major damage should the door meet an obstruction. (Included in 14 and 26 RPM direct couple mounting kits)

Cycle Counter
LCD (Liquid Crystal Displays) clearly displays the exact number od cycles logged for easy maintenance support.

Adjustable Shaft
Output shaft of the optional direct coupling kits can be moved from one side to the other, providing flexible installation options.

Trolley Rail Assembly
High strength 2 inch structural angle for added strength and durability.

RHX® operator features a 2-year limited warranty.  See installation manual for complete limitations and details.

In-between section seals
Minimize light, water and air filtration

Easy limit setting with Limit Lock™
An electro/mechanical limit sensor that makes it easy to set and maintain limits.

Voltage freedom with Voltamatic™
One unit for single phase voltages (115/208/230V), one unit for three phase voltages (208/230/460V) and one unit for three phase 575V.

Extra door system durability with
Progressive Braking*
DC brake system brings the door to a soft stop for less wear and tear on the system.

Easy installation and trouble-shooting with 
16 character LCD display

Intelligent menu structure and expanded self-diagnostics.

Advanced radio receiver system with
auto seek frequency range

Quickly and easily learns up to 250 CodeDodger® transmitters
This system will automatically cycle between 315 and 390 frequencies. It can add and delete transmitters from the menu and easily identify which transmitters are operating the door.

True gear head system
This system’s primary drive reduction is via worm gear running in oil bath, which provides reliable operation.
* Patents # 6,737,823 and 6,388,412

Brochure Warranty