Colette Sigma May 2026

A: This is the thermal overload switch. Unplug the unit for 30 minutes. Ensure you are using a heavy-gauge extension cord (12 AWG or lower) and no longer than 50 feet. Induction motors are sensitive to voltage drop.

If that sounds like you, stop reading reviews and find an authorized dealer. The Colette Sigma isn't just a pressure washer—it's the last pressure washer you will ever need. colette sigma

Required 45 minutes. The narrow fan tip required slow passes. The unit thermal-shut off twice due to the universal motor overheating. A: This is the thermal overload switch

You buy a because you are tired of throwing away plastic pressure washers every 18 months. You buy it because you value flow rate over inflated PSI numbers. You buy it because you want to hand a tool down to your child. Induction motors are sensitive to voltage drop

But what exactly makes the different from a standard box-store pressure washer? Is it worth the premium price tag? This comprehensive guide breaks down the technology, the models, the maintenance, and the real-world performance of the Colette Sigma range. A Legacy of German Engineering To understand the Colette Sigma , you must first understand the brand's philosophy. Colette Industries, founded in Stuttgart, Germany, began as a hydraulic component manufacturer. Unlike competitors who outsource pumps from third-party suppliers, Colette designs and machines its axial and triplex pumps in-house.