155N/175 Series Cross-Flow Cooling Fans for Dry-Type Transformers
The 155N/175 series cross-flow cooling fans are designed specifically for dry-type transformers and have passed testing by the National Quality Supervision and Inspection Center for relevant industries. Their performance fully complies with the JB/T8971 “Cross-Flow Cooling Fans for Dry-Type Transformers” industry standard. These fans deliver efficient cooling performance and can be applied to dry-type transformers with capacities ranging from 30 to 25,000 KVA.
Key Features:
1.High Airflow & Low Power Consumption – Optimized impeller and airflow design ensure strong cooling performance with minimal energy use.
2.Compact Structure & Elegant Design – Made from high-strength aluminum alloy, offering excellent corrosion resistance and a lightweight body.
3.Low Noise & Stable Operation – Uniform air pressure distribution ensures smooth operation, reduced vibration, and superior cooling efficiency.
4.Multiple Models Available – Available in top-blowing, side-blowing, and extended double-wheel models to meet diverse installation and cooling requirements.
Selection Guide

Fan and Transformer Capacity Matching Table

Fan Dimensions and Mounting Specifications

155N/175 Top-Blow Fan Dimensions and Installation Sizes
