Pro Co, an American company established in the 1970s, is well-regarded for its influential guitar effects pedals, particularly its legendary distortion and overdrive units. The company is best known for the **Rat** distortion pedal, which has become a staple in the pedalboards of musicians across various genres.

The Rat is celebrated for its gritty, versatile sound that can range from warm overdrive to full-blown fuzz. Another notable product is the **Turbo Rat**, which offers enhanced tonal options and a more pronounced distortion effect. Pro Co’s pedals are recognised for their durability, straightforward controls, and ability to deliver consistent, high-quality sound, making them a popular choice among guitarists seeking both classic and modern tones.