Calimet CM3-DCNB Sliding Gate Operator

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The CM3-DCNB is the industry-leading gate operator for smart gate access for homes and businesses. They're engineered for heavy-duty performance with a suite of innovative smart features to provide safety and security.

• Residential & Commercial Slide Gate Opener
• Max gate weight: 1800 lbs
• Max gate length: 26 feet long
• UL 325 Safety Standards


Introducing the CM3-DCNB - the ultra performance gate operator.

The most powerful and customizable gate operator designed with heavy-duty performance, safety, long-lasting durability, and smart features to meet all your gate access needs.

Gate Opener Description

Homes and Business

Made for homes and businesses

Residential & Commercial Slide Gate Operator

The Calimet series are one of the most trusted and reliable gate openers used worldwide. The longest lifespan. The powerful performance. The robust architecture is engineered to fit the gate access needs of any property type.

Suitable for both small gates at home, or large iron industrial gates for businesses. Whether the gate opens once or day or a thousand times a day, the CM3 is capable of handling small to large-scale volumes of traffic with long-lasting durability.

Home Driveway Gate Openers


The most reliable and secure gate opener for homes worldwide

Commercial Gate Openers

Businesses / Warehouses

Gate access control features to keep your business safe and secure

Residential Complex Gate Openers

Gated Community / Apartments

Designed to handle high traffic, fast-moving properties

Farm Gate Openers

Farms / Rural

Solar panels and batteries for areas with limited or no power supply

Titan G1 Motor


Performance Meets Endurance

The Titan series are our most powerful motors. Engineered with a reinforced magnetic chamber and equipped with a size 50 gearbox, the motor's compressive mechanics increase yield strength to reliably open even the heaviest metal gates.

26 Feet

Max Gate Length

1800 lbs

Max Gate Weight

Vehicle Safety

Best in Class Safety

The CM3-DCNB was designed with revolutionary safety technologies that exceeds the UL 325 industry standards. It has a built-in object-collision detection system, and a photosensor to prevent the gate from closing in on a vehicle or pedestrian.

Battery Compatible

Lithium Ion Battery

Works During Power Outages

Lithium-Ion batteries (sold separately) can be included to allow the gate operator to run during power outages - a necessary feature for properties with high volumes of traffic. These batteries are automobile-grade and contain 50% longer lifespan to last for years.

Solar Panel

Solar Panel

Solar Panel Ready

A solar panel (sold separately) can be installed on this gate opener to recharge the built-in lithium battery. Often used for properties such as farms and rural areas that do not have a reliable power supply.

Quantum Control Board

The Most Advanced Controls Ever

The Quantum control board brings a whole new class of performance to the gate operator.

Thanks to a more advanced circuit design, the Quantum control board has more processing power that supports more features and accessories, allowing you to customize your gate with greater control.

Features • Auto-close timer • Slave Setup Compatible • Anti-tailgating • Sensitivity • Impact Collision Detection • Loop Detector • SmartGate App • Receiver • Close Delay • Pairs with 50 Remote Controls • Solar Panel Compatible


Loop Detector

An exit loop detector (purchased separately) can be installed to detect vehicles and automatically open the gate.


Auto Close Timer

Allows you to automatically close your gate after a certain time, anywhere from 0-60 seconds.



Customize your gate access by adding additional accessories. Accessories include: keypad, solar panels, loop detector, radio receiver, extra remote controls, edge sensor, cameras, and more.

Manual Release

Mechanical Foot Petal

A mechanical foot petal is equipped to the gate operator to open your gate manually during power outages. Simply press down on the foot pedal and move to the right to lock it in place.



Keeping Your Property Secure

Designed with frequency encryption to prevent unauthorized access. The remote controls require unique pairing with the quantum control board to prevent third-party devices from connecting.

These security features are essential for businesses and apartment complexes that need an extra layer of security.

Smartgate App

Open your Gate from Anywhere in the World

The optional CM Security camera works with our SmartGate App to remotely open and monitor your gate. It allows any number of users, and any number of gates. This is perfect for businesses and apartment complexes that have a high volume of traffic and need greater gate access control.

Tech Specs

Max Gate Length
26 feet
Max Gate Weight
1800 lbs
Safety Sensor
CM Photosensor 30 feet
Emergency Release
Mechanical Foot Petal
TITAN G1 24V DC 250W
Radio Receiver
Built Into Control Board
Remote Control
CM Remote (2 quantities)
Chain Size
#40 Nickel Plated 20 feet
418 MHz
Size 50
110V AC Single Phase
24V DC Solar Panel Ready
CM Smartgate Control for IOS/Android
13" x 20" x 24"
5 Years Residential, 3 Years Commercial, 10 year warranty on motor
Operating Class
Class I, II, III & IV


What's in the Box

Calimet Gate Operator, 2 Remote Controls, 20 feet #40 Nickel Plated Gate Chain, #40 Master Link (x2), Chain Bolt with Nuts, Chain Bracket, Photosensor, Photosensor Mount (x2), Warning Sign (x2), Instruction Manual


Gate Type Compatibility

Compatible with single and double sliding gates. Double sliding gates will require two gate openers.

Compatible with all gate types including: metal, ornamental, chain link, panel, wood, vinyl, and tube.



Compatible accessories include: keypad, exit loop detector, edge sensor, security camera, additional remote controls, receiver, photo eye, battery, solar panel, & more.

Visit accessories to shop for additional gate opener accessories.


Instruction Manual

English / Spanish