Gas Station LED Sign with Cooling Fan

Integrating high-performance cooling fans into fuel price LED signs is critical for reliability and longevity in outdoor environments. These fans actively dissipate heat generated by high-brightness LEDs and electronic components, preventing thermal throttling that dims display visibility during peak temperatures. Additionally, they mitigate component stress, lowering failure rates of drivers and control boards in -30°C to 70°C conditions. For gas stations, this translates to 24/7 readability, fewer maintenance costs, and compliance with 5–10 year warranty requirements.

DATA SHEET

FAQ

Q1: How many cooling fans are typically needed for a large outdoor fuel price sign?
A1: For standard 4-digit LED displays (≈1m width), we recommend 2-3 axial fans (80-120mm size) strategically placed to create cross-ventilation airflow. Larger signs may require 4+ fans with partitioned zones to prevent hot spots.

Q2: Where should fans be positioned for optimal heat dissipation?
A2: Follow the "bottom-inlet, top-exhaust" principle:
-Intake fans mounted at the lower back panel (drawing cool air)
-Exhaust fans installed at the upper rear/sides (expelling hot air upward)
Avoid placing fans near PCB boards to prevent dust accumulation on electronics.

Q3: How should vent openings be designed to balance cooling and weatherproofing?
A3: Use louvered vents with IP55-rated mesh filters:

Intake vents: 30-40% open area at bottom, angled downward to block rain

Exhaust vents: 20-30% open area at top, with hydrophobic membranes

Air channel guides inside to direct airflow across LED modules

ADVANTAGE

1.Prevents overheating-induced shutdowns

2.Preserves accurate color representation

3.Reduces long-term TCO (Total Cost of Ownership)