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Item #:
9431698
Belimo 288108 Aircontrols (USA), Inc. LF24SRE 35IN LB SPRING RETURN 24 VOLT
Item #:
9431698
€ 438
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Imported from USA store
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Order now and get it around Tuesday, August 25
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LF SERIES Angle of Rotation: 95 degrees, adjustable with mechanical end stops.
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What Stands Out
Spring Return Mechanism
This actuator features a dependable spring return, ensuring optimal damper positioning and reliable operation, even during power outages, enhancing system safety and efficiency.
Compact Design
Designed with a space-saving profile, the LF24-SR-E US fits into tight installation spaces, making it suitable for various applications without compromising performance or user convenience.
High Torque Output
With a robust 35 in-lb torque rating, this actuator efficiently manages large dampers, providing superior control and ensuring consistent airflow throughout HVAC systems, enhancing overall climate comfort.
Product Details
- Belimo LF24-SR-E US: 35 in-lb Spring Return Damper Actuator
- Voltage: 24 VAC
- Power Rating: 5 VA
- Running Wattage: 2.5 Watts
- Angle of Rotation: 95 degrees, adjustable with mechanical end stops
- Fits shaft diameter: 3/5-1/2 standard (centers on 1/2); 1/2-3/4 with K6-1 clamp accessory
| Current Rating | 3 Amps |
| Connector Type | Screw |
| Number Of Contacts | 10 |
| Mounting Type | Wall Mount |
| Voltage | 24 Volts |
| Number Of Poles | 1 |
| Upper Temperature Rating | 122 Degrees Fahrenheit |
| Number of Positions | 1 |
| Material Type | Plastic |
| Brand Name | Belimo |
| Model | LF24-SR-E |
| Manufacturer | Belimo |
| Part Number | 43237-2 |
| Item Weight | 0.01 Ounces (0.28 grams) |
| Specification Met | UL |
| Material | Plastic |
| Brand | Belimo |
Who Should Buy?
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HVAC Professionals
Ideal for HVAC technicians needing reliable actuator solutions for efficient control of dampers in heating and cooling systems.
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Building Managers
Perfect for building managers who require reliable and easy-to-install damper actuators for maintaining HVAC efficiency.
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Energy Efficiency Projects
Suitable for projects aimed at improving energy efficiency as it helps in proper damper control for optimal airflow.
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Home DIYers
Not suitable for inexperienced DIYers who may struggle with installation and integration into existing HVAC systems.
Product Description
Belimo 288108 Aircontrols (USA), Inc. LF24SRE 35IN LB SPRING RETURN 24 VOLT
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What is the Belimo LF24-SR-E US actuator used for?
Answer: The Belimo LF24-SR-E US actuator is designed to control dampers in heating, ventilation, and air conditioning (HVAC) systems. It offers spring return functionality, ensuring that the damper remains closed in the event of a power failure. This actuator is ideal for applications requiring precise control over airflow in commercial and residential environments, contributing to energy efficiency and indoor air quality. -
Question:
What are the key features of the Belimo LF24-SR-E US actuator?
Answer: Key features of the Belimo LF24-SR-E US actuator include a torque output of 35 in-lbs, a low power consumption design, and NEBS compliance for durability. Its spring return mechanism allows for quick repositioning of the damper, enhancing system responsiveness and reliability. This makes it suitable for various applications like variable air volume (VAV) systems and exhaust systems in commercial buildings. -
Question:
How is the Belimo LF24-SR-E US actuator wired?
Answer: Wiring the Belimo LF24-SR-E US actuator involves connecting the power supply to the actuator's terminals according to the provided wiring diagram. Typically, it connects to a 24V power source. It’s important to follow all local electrical codes during installation to ensure safety and functionality. This actuator can be integrated easily into existing HVAC systems, allowing for a seamless setup. -
Question:
Can the Belimo LF24-SR-E US actuator be controlled remotely?
Answer: Yes, the Belimo LF24-SR-E US actuator can be controlled remotely when integrated with a compatible building management system (BMS). This offers enhanced control and monitoring capabilities over HVAC systems, making it ideal for large facilities or commercial setups. Remote access facilitates adjustments to airflow and damper position, optimizing energy use and system performance. -
Question:
What type of feedback does the Belimo LF24-SR-E US provide?
Answer: The Belimo LF24-SR-E US actuator features dual feedback options, which can include a position feedback signal indicating the current damper position. This feature enhances the monitoring capabilities within an HVAC system, allowing for better control and maintenance. Users can utilize this feedback to fine-tune their systems, ensuring optimal performance and energy efficiency. -
Question:
Is the Belimo LF24-SR-E US actuator compatible with all HVAC systems?
Answer: The Belimo LF24-SR-E US actuator is designed to be compatible with a wide range of HVAC systems, particularly those utilizing 24V control signals. However, it’s always recommended to consult the specifications of your current HVAC system prior to installation to ensure compatibility and optimal performance. This versatility makes it an excellent choice for new installations or retrofitting existing systems. -
Question:
What materials is the Belimo LF24-SR-E US actuator made from?
Answer: The Belimo LF24-SR-E US actuator is constructed from high-quality materials like aluminum and durable plastics designed to withstand varying environmental conditions. This robust construction ensures the longevity of the actuator even in harsh operating conditions. Such resilience is critical in commercial HVAC applications, where equipment must perform reliably over extended periods. -
Question:
What is the operating temperature range for the Belimo LF24-SR-E US actuator?
Answer: The Belimo LF24-SR-E US actuator operates effectively within a temperature range of -22°F to 122°F (-30°C to 50°C). This wide range makes it suited for diverse environments, from freezing cold areas to more temperate settings. Such versatility allows it to be utilized in both indoor and outdoor applications, ensuring reliable damper control across various climates. -
Question:
How does the spring return feature work in the Belimo LF24-SR-E US actuator?
Answer: The spring return feature in the Belimo LF24-SR-E US actuator allows the damper to revert to a predefined closed position when power is lost or during a system failure. This functionality is crucial for maintaining safety and energy efficiency, particularly in smoke control or exhaust scenarios. By ensuring the damper closes automatically, it helps protect the HVAC system and the building's air quality. -
Question:
Where can I buy the Belimo LF24-SR-E US actuator in Malta?
Answer: You can purchase the Belimo LF24-SR-E US : 35 in-lb Spring Return Damper Actuator on Ubuy. They offer a wide selection of HVAC products, including this actuator, ensuring you have access to reliable solutions for your heating and cooling needs.
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Pros
- Compact and lightweight design
- Easy installation process
- Reliable spring return functionality
- Compatible with various systems
Cons
- Limited torque capacity (35 in-lb)
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“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”
23 July 2026 · via Trustpilot
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“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”
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€ 438
Order now and get it around Tuesday, August 25
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Features & Benefits
- Angle of rotation: 95 degrees
- Adjustable with mechanical end stops
- Fits shaft diameter: 3/5-1/2 standard
- Position indicator: Visual indicator
- Ambient temperature: -22 Fahrenheit to +122 Fahrenheit
- Agency Listings: cULus according to UL 873, UL 2043* and CAN/CSA C22.2 No. 24-93
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