LiftMaster 3900 Light Duty Jackshaft Operator (Now LJ8900W)

LiftMaster 3900 Light Duty Jackshaft Operator (Now LJ8900W)

Light-Duty Applications

Sectional Doors:

• Ideal for applications using smaller, lighter commercial doors with light-duty cycle requirements

Wall Mount:

• On small sectional doors

Smart:

• MyQ^® Technology enables monitoring and control of the facility operators through a mobile app.
• Built-In Wi-Fi^® for simple operator internet connection.
• Real-Time Alerts indicate the status of doors via email or push notifications.

Quiet and Secure:

• Smooth Start/Stop reduces wear for lasting performance.
• Battery Backup Capable: ensures access even when the power’s out.
• Automatic Door Lock Capable: secures the door every time it closes.
• Security⁺ 2.0^® safeguards facility access with rolling code technology, opening for registered devices only.
• The Protector System^® auto-reverses the door if an entrapment protection device detects an obstruction.

UL^® 325 requires all commercial door operators to be either constant pressure to close or be equipped with a primary external monitored entrapment device.

Reliable:

• Warranty: 2 years.
• Beyond Industry Standards: LiftMaster^® is committed to quality products, innovative design and comprehensive services.

Optional Accessories:

• 827LM MyQ^® Remote Led Light operates automatically with the operator and works with the MyQ^® App.
• 485LM Battery Backup Capable powers up the operator when the power’s out.
• 841LM Automatic Door Lock deadbolts the door automatically every time it closes.
• 480LMB Alternate Mounting Kit designed for doors with low headroom (less than 3 in.) or obstructions near the end of the torsion bar.
• LC-36A Light Curtain provides 36 inches of increased zone coverage for additional protection; indoor use; requires separate power source (100maps); max. range: 33 ft.

Powerful Add-Ons:

• 811LM 1-Button Remote Control ideal for commercial applications requiring a large number of remotes for a common entrance.
• KPW5/KPW250 Wireless Keypads NEMA 4X (water protection requirements) sealed electronics for reliable outdoor use.