“Testo 340 Boiler Kit (O2 & CO only) – Part no. 53 0563 3400” has been added to your cart. View cart Next Product Testo 340 – Switching Power Supply Option $122.00 + Freight & GST Testo 340 - Switching Power Supply Option quantity Add to cart EAN: N/A SKU: 05541096 Testo 340 - Switching Power Supply Option Categories: Emissions, Testo 340 Add to wishlist Description Additional information Description Switching Power Supply 6.3VDC, 2000mA Additional information Weight 0.5 kg Related products Testo 340 Modular Flue Gas Probe Option 335mm (L) 1000ºC $1,605.00 + Freight & GST Add to cart Testo Engine Probe without Pre-Filter – part no. 06007555 $1,587.00 + Freight & GST Add to cart Testo 300 LL Professional Kit 5305643073 $6,300.00 + Freight & GST Add to cart