Features High Quality Material: Made of ABS+brass material, this speed controller is shockproof, wear-resistant, and durable, ensuring long-term reliability and performance. Sealed Structure: The sealed shell effectively prevents dust from entering, protecting the internal components and ensuring consistent, reliable operation. Easy Installation: With clear wiring and quick guide rail installation, this speed controller is easy to install on equipment using 220VAC. Versatile Application: Suitable for use in conveying equipment, elevator industry, and machinery industry, providing precise speed control for various applications. Reliable Performance: This AC motor speed regulating switch offers precise speed control, making it an essential component for maintaining operational efficiency in industrial settings. Specification: Item Type: Speed Controller Material: ABS+Brass Model: DV1204W Uses: Conveying equipment, elevator industry, machinery industry Rated Voltage: 220VAC Rated Current: 0.1A~0.3A Applicable Power: 60~90W Power Frequency: 50/60Hz Installation Method: Guide Rail Installation Package List: 1 x Speed Controller Note: Must be installed by professional electrical staff! Package List 1 x Speed Controller