Fantini CosmiSwitches & Thermostats
Fantini Cosmi Electronic room hygrostat D40
The Fantini Cosmi D40 is an electronic room hygrostat for HVAC humidity control, featuring 6A 250Vca contacts and 5 UR% differential across a 30–90 UR% operating range. Ideal for commercial and residential climate…
SKU 3G-CBM-03700
Also listed as: FAN 66004 · FAN-66004
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Fantini Cosmi Products
3G Electric (S) Pte. Ltd. — Singapore
Product Description
The Fantini Cosmi D40 is an electronic room hygrostat for HVAC humidity control, featuring 6A 250Vca contacts and 5 UR% differential across a 30–90 UR% operating range. Ideal for commercial and residential climate management systems requiring reliable moisture regulation.
Used in
Common applications for Fantini CosmiOil-fired boiler burner control — Fantini Cosmi ambient thermostat C16I and pressure switch B12HNY for fuel-pump lockout and room-temperature feedback.
Pneumatic compressor load management — B12DN or B13CN pressure switch for unload-valve control and tank cutout in 5–150 bar air systems.
Hydronic heating-plant commissioning — B12GNY and B12CRNY switches for pump-discharge and low-pressure monitoring in chilled-water and hot-water loops.
Industrial steam and hot-water vessel safety — B12HNY high-pressure switch and A96D/A95B level regulators for water-level and overpressure interlocks.
Thermal-storage tank management — A95B and A96D liquid-level regulators with 15-meter cable reach for boiler-makeup and expansion-tank applications.
Portable pump and pressure-test equipment — B12DN with adjustable differential for mobile hydraulic-circuit monitoring and component proof-pressure validation.
Fantini Cosmi Products
3G Electric supplies Fantini Cosmi switches & thermostats. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
