Manaras OPERA J (OPJ)

Looking for a dependable industrial-grade operator for your facility’s doors? The Manaras Opera J Commercial Garage Door Opener, available at North Shore Commercial Door, is engineered for standard, high, and vertical lift sectional doors, as well as rolling doors and grilles. Built to handle heavy-duty commercial use, this operator combines strength, safety, and reliability in one powerful package.

Product Highlights

• Part Number: OPERA-J

• Heavy-Duty Operator: Designed for industrial and commercial applications

• Versatile Use: Works with sectional doors (standard, high, vertical lift) and rolling doors/grilles

• Durable Motor: 60 Hz high-starting torque, continuous-duty, single-phase capacitor or 3-phase motor

• Safety Features: Friction-type clutch positioned on the input shaft; mechanical brake

• Manual Override: Floor-level disconnect for manual operation

• Protected Components: Electrical components in a NEMA 1-rated enclosure

• Accu-Cam® Feature: One-handed, precise limit adjustments

• Long-Lasting Finish: Baked-on enamel for corrosion resistance

• Warranty: Backed by a 2-year manufacturer warranty

Technical Information

• Supply Voltage: 115/230V single-phase, or 208/460/575V three-phase

• Control Voltage: 24V AC class 2 transformer, 2 amp fuse type ACG

• Motor Options: ½, ¾, or 1 HP continuous-duty

• Output Speed: 41 RPM

• Weight: 86 lbs. (39 kg) for ½ HP 115V Opera-J model

• Wiring Type: C2 (momentary contact to open/stop, constant pressure to close)

• Duty Cycle: 25 cycles/hour or up to 100 cycles/day

• Applications: Heavy-duty use with sectional, rolling, and grille doors

Maximum Door Size Guidelines (Square Feet)

Rolling Doors

• ½ HP: 157–358 sq. ft.

• ¾ HP: 206–515 sq. ft.

• 1 HP: 255–613 sq. ft

Sectional Doors

• ½ HP: 196–392 sq. ft.

• ¾ HP: 270–549 sq. ft.

• 1 HP: 294–613 sq. ft.

Why Choose the Opera J?

The Manaras Opera J is built for longevity and precision in demanding environments. Its Accu-Cam® adjustment system makes setup simple, while the NEMA 1 enclosure protects sensitive components. With flexible motor sizes and durable construction, it’s a trusted solution for warehouses, factories, and high-traffic commercial spaces.