3G Electric
Fantini Cosmi

Immersion aquastat external adjustment 40/120°C C03B3

On RequestSwitches & Thermostats

Price on request — send us an enquiry for current pricing.

Immersion aquastat external adjustment 40/120°C C03B3

Minimum order
39 units
Lead time
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
mailQuick enquiry

Technical specifications

dimension a8 mm
dimension b40 mm
dimension c85 mm
dimension d15 mm
dimension e10 mm
dimension f37 mm
dimension g4 mm
contact typeTwo directions microswitch of instant action with AGcdO contacts
differential6±1 K
bulb materialCopper
operation typeLiquid expansion function
overall length100 mm
immersion depth70 mm
sensing elementStainless steel diaphragm
sheath materialCopper
housing materialShock-proof self-extinguishing thermoplastic material V0
protection levelIP40
sheath connectionGC 1/2 PN10
temperature range40–120 °C
contact rating ac12250 V~ 50 Hz, 15 A
calibration accuracy±3 °C
standards complianceEN 60947-5-1, EN 60730-1
thermal gradient air4 K/hour
ispesl approval modelC03A3
connection thread sizeGC 1/2 PN10
immersion bulb diameterØ8 mm
thermal gradient liquid1 K/hour
maximum bulb temperature150 °C
connection pressure ratingPN10
nominal continuous current15 A
nominal insulation voltage380 V~
admissible body temperature120 °C
electrical connection cable glandPVC cable gland
operation on temperature increase1-2 are opening, 1-4 are closing
internal regulation version length100 mm
storage transport temperature range-35 to 120 °C
nominal operating current resistive load 220vNot specified
nominal operating current resistive load 250v15 A
nominal operating current resistive load 380v10 A
internal regulation version additional dimension42 mm

Frequently asked questions

Where can I order a Fantini Cosmi C03B3 immersion aquastat in the Philippines?+

3G Electric Philippines supplies the Fantini Cosmi C03B3 immersion aquastat for delivery to Manila and Quezon City. We handle all logistics, customs documentation, and Bureau of Customs compliance. Contact us for pricing and lead time on request.

What is the immersion depth of the C03B3 aquastat?+

The Fantini Cosmi C03B3 has an immersion depth of 70 mm and an overall length of 100 mm. It features a copper bulb and AGcdO instant-action contacts with a 6±1 K differential for precise temperature control.

What are the temperature range and adjustment method for this model?+

The C03B3 operates from 40–120°C with external adjustment. It uses liquid expansion function and two-direction microswitch contacts, making it suitable for boiler and water heater applications requiring reliable temperature sensing and switching.

Enquire about Immersion aquastat external adjustment 40/120°C C03B3

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