BULL 424 FC Sliding Gate Operator for Intensive Duty
Designed for silent and powerful sliding gate automation, this operator delivers reliable performance for intensive daily use. Featuring low power consumption, smooth movement, and precise encoder based control, it ensures safe and efficient operation. Digital torque and timing adjustment combined with soft start and stop functions enhance gate longevity. The integrated LCD display allows simple programming, while the robust gearbox, metal protections, and galvanized base provide long term durability in demanding environments.:contentReference[oaicite:0]{index=0}
- 24Vdc operator with extremely low power absorption
- Encoder based control with amperometric anticrushing safety
- Digital torque and timing adjustment with LCD display
- Smooth soft start and soft stop with cycle counter
- Heavy duty construction with optional battery backup
Equipped with a 24V DC motor, the BULL 424 FC is built for intensive gate automation, delivering powerful and reliable performance.
Features an extremely low-power absorption design, ensuring energy-efficient operation for high-cycle usage.
Includes an integrated internal electronic control board with LCD display for intuitive programming and system monitoring.
Offers adjustable mechanical limit switches and encoder-based control for smooth, precise gate movement.
Incorporates amperometric anticrushing technology to enhance safety by detecting and responding to obstructions.
Delivers a smooth and sharp gate operation with digital torque and timing adjustments for customized performance.
Supports long-range radio receiver for remote control access, enhancing user convenience and flexibility.
Soft-start and soft-stop functionality reduces mechanical stress and prolongs motor and gate life.
Comes with a grease-lubricated aluminum gearbox for superior durability and low maintenance.
Includes a metal cover for sprocket protection and strong chain brackets for secure mechanical integration.
Manual release with key lock allows for gate operation during power outages or emergencies.
Optional battery backup system provides continued operation during power failures, improving system reliability.
Features a high-rise 10" galvanized base, designed for robust outdoor installations.
Tested to support gates up to 800 lb and 20 ft in length, suitable for heavy-duty sliding gate applications.
Engineered for up to 200 cycles per day, making it ideal for residential and light commercial environments.
| MODEL NAME | BULL 424 FC |
| DESCRIPTION | Silent, powerful and reliable gate operator |
| POWER SUPPLY | 24VDC |
| USAGE TYPE | Intensive use |
| POWER CONSUMPTION | Extremely low |
| CONTROL BOARD | Internal electronic board |
| LIMIT SWITCHES | Adjustable |
| RECEIVER TYPE | Long-range radio receiver |
| MOVEMENT TYPE | Smooth and sharp |
| SAFETY FEATURES | Amperometric anti-crushing control |
| OPERATION TYPE | Encoder-based |
| CONTROL ACCESS | Easy access to board |
| ELECTRONIC SETTINGS | Multiple features |
| TORQUE & TIMING ADJUSTMENT | Digital |
| SOFT FUNCTIONS | Soft-start, soft-stop |
| CYCLE MONITORING | Cycle counter |
| DISPLAY | LCD for easy programming |
| GEARBOX | Aluminum, grease-lubricated |
| SPROCKET PROTECTION | Metal cover |
| BASE | 10" high-rise galvanized |
| CHAIN BRACKETS | Strong |
| MANUAL RELEASE | With key lock |
| BATTERY BACK-UP | Optional |
| TORQUE | 12 Nm |
| THRUST | 296 N |
| SPEED | 14 in/sec (Adjustable - Z20) |
| MAX CYCLES PER DAY | 200 |
| MAX TESTED GATE WEIGHT | 800 lb |
| MAX SUGGESTED GATE LENGTH | 20 ft |
| SUGGESTED GATE RATING | 400 lb / 18 ft |
| BOX DIMENSIONS | 14" W x 12" D x 24" H |
| WEIGHT | 46 - 48 lb |
BULL 424 FC from Alfa Iris is a silent and powerful 24Vdc gate operator engineered for intensive use in commercial and residential applications. With extremely low power consumption and an internal electronic board, it offers high performance, smooth operation, and reliable safety features for automatic sliding gates.
Advanced Performance with Built-in Safety
Designed for continuous use, the BULL 424 FC includes an amperometric anti-crushing control system and encoder-based operation for precise movement and enhanced safety. It features smooth, sharp movement with soft-start and soft-stop capabilities, as well as a digital display for simplified programming and diagnostics. The unit comes with adjustable limit switches, torque and timing settings, and a built-in long-range radio receiver for remote operation.
- 24Vdc operator for high-cycle use (up to 200 cycles/day)
- Amperometric anti-crushing safety control
- Soft-start and soft-stop for smooth gate movement
- Internal encoder for accurate positioning
- LCD display and digital settings for torque & timing
- Internal electronic board for compact integration
- Long-range radio receiver built-in
- Manual release with key lock for emergencies
- Battery back-up system available (optional)
Durable Construction and Easy Installation
Built to withstand tough environments, the BULL 424 FC features a grease-lubricated aluminum gear-box and metal sprocket cover for mechanical protection. It also includes strong chain brackets, a 10" galvanized base, and convenient access to the control board for faster installation and service. Ideal for gates up to 800 lb and 20 ft in length, it’s suitable for residential and commercial gate systems.
- Grease-lubricated aluminum gearbox for longevity
- Protective metal cover for sprocket safety
- Galvanized 10" high-rise base for rust resistance
- Strong chain brackets for secure gate connection
- Easy access to electronic board for maintenance
Technical Specifications
- Model: BULL 424 FC
- Power Input: 24Vdc
- Torque: 12 Nm
- Thrust: 296 N
- Speed: 14 in/sec (Z20, adjustable)
- Max Cycles per Day: 200
- Max Gate Weight: 800 lbs
- Max Gate Length: 20 ft
- Suggested Rating: 400 lb / 18 ft
- Unit Dimensions: 14" W x 12" D x 24" H
- Shipping Weight: 46 - 48 lbs






