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Fantini Cosmi ON/OFF thermostat 1 output L03BI1A 12VAC/DC - Switches & Thermostats
Fantini CosmiSwitches & Thermostats

Fantini Cosmi ON/OFF thermostat 1 output L03BI1A 12VAC/DC

Fantini Cosmi L03BI1A is an ON/OFF thermostat with single output for HVAC and process control applications. Operating on 12VAC/DC supply, it delivers ±0.3°C probe accuracy across -40 to 105°C measuring range with…

SKU 3G-CBM-03651

Also listed as: 12 VACDC · 12-VACDC

Brand
Fantini Cosmi
Item
ON/OFF thermostat 1 output L03BI1A 12VAC/DC
Part Number
12VACDC
Category
Switches & Thermostats
UNSPSC
39122229 — Temperature switch
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

Fantini Cosmi
Manufacturer Part Number
12VACDC
resolution
0.1°C (-19.9-99.9), 1°C
num outputs
1
power supply
12Vac/dc
probe accuracy
<±0.3°C (-40-100), ±1°C
measuring range
-40 to 105°C
protection class
IP40

Technical Documents

(1)
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Fantini Cosmi Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

Fantini Cosmi L03BI1A is an ON/OFF thermostat with single output for HVAC and process control applications. Operating on 12VAC/DC supply, it delivers ±0.3°C probe accuracy across -40 to 105°C measuring range with 0.1°C resolution. Ideal for industrial temperature regulation requiring compact, IP40-rated switching control.

Frequently Asked Questions

What is the Fantini Cosmi L03BI1A thermostat used for?

The Fantini Cosmi L03BI1A is an ON/OFF thermostat with a single output for HVAC and process control applications. It regulates temperature in industrial heating or cooling systems using an NTC 10K probe, operating on 12VAC/DC supply with ±0.3°C accuracy.

What are the specifications of the Fantini Cosmi L03BI1A thermostat?

The Fantini Cosmi L03BI1A has a measuring range of -40 to 105°C, resolution of 0.1°C (-19.9 to 99.9°C), probe accuracy <±0.3°C (-40 to 100°C), single relay output rated 16(4)A at 240 VAC, IP40 protection, and DIN rail mounting. It complies with EN60730-1 and EN55022.

Where to buy the Fantini Cosmi L03BI1A thermostat in Singapore?

You can source the Fantini Cosmi L03BI1A thermostat through 3G Electric in Singapore. We supply this ON/OFF thermostat for HVAC and process control, handling logistics, customs clearance, and delivery to your facility. Contact us for availability and lead time.

How to install the Fantini Cosmi L03BI1A thermostat?

Install the Fantini Cosmi L03BI1A thermostat on a DIN rail in a control panel. Connect the NTC 10K probe (included) and 12VAC/DC power supply. Set the desired setpoint and hysteresis for ON/OFF control. Ensure the IP40 back panel is properly sealed against dust.

Used in

Common applications for Fantini Cosmi
HVAC systems — Fantini Cosmi B12ANY pressure switch for negative pressure monitoring in ventilation ducts
Steam generation — B12MN pressure switch with manual reset for steam boiler safety circuits
Pneumatic control — B01A pressure switch for air pressure monitoring in industrial automation
Hydraulic systems — B12BNY pressure switch with metallic diaphragm for hydraulic pressure sensing
Water treatment — B12ERNY pressure switch for high-pressure filtration and reverse osmosis units
Process control — B01B pressure switch for monitoring inert gas pressures in chemical plants
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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.

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