Particle filters (pack of 10) – disk type filter that fits standard handle$39.00 For New Testo 350, Testo 340, Testo 330 Call us for a quote Product Model: 0554 3385 Particle filters (pack of 10) - disk type filter that fits standard handle quantity Add to cart SKU: 0554 3385 Category: Testo Sensors Parts & Accessories Tag: Testo Sensors Parts & Accessories Description Description For New Testo 350, Testo 340, Testo 330 Related products Self service replacement CO measuring sensor – 325-1 & 325-3 only0 out of 5 $219.00 Add to cart NO replacement sensor (0-3000 ppm 0.1 ppm resolution H2 compensated)0 out of 5 $868.00 Add to cart 3.9′ with 13′ stainless braided TC lead 8 pin connector0 out of 5 Read more