Why 20 Amp? Most PTO Switches are rated at 5A/10A for circuits with a 20A or 30A Fuse. This means the 5A PTO switch is damaged or fails before the fuse blows. Extreme Durability: With a proven 100,000-cycle test rating, our 20A design delivers a significantly longer lifespan than standard 5A factory switches Proven Reliability: Don't settle for cheap after-market replacements. The HD Switch outlasts others by 200% to 400% in head-to-head testing IP53 Weatherproof Protection: 72 Hour salt spray tested for IP53 Watertight certification, keeps dust and moisture out. Commercial Duty 20 Amp Upgrade: Don’t let your PTO switch be the fuse! Upgrade to the HD Switch 20A Series PTO Switch. Maximize your machine’s reliability with the HD Switch 20A Series. While standard factory PTO switches are often rated at just 5 Amps, our heavy-duty 20-Amp design ensures your fuse—not your switch—acts as the primary circuit protection. Engineered for extreme environments, this IP53-rated switch is both dust-resistant and watertight. With 100,000 test cycles and 72 hours of salt spray testing, it’s built to outlast the competition. Don’t let your switch be the fuse—upgrade to HD Switch.