Calectro AB
Box 9097
SE-400 92 Göteborg
Visiting address:
Askims Verkstadsväg 13
SE-436 34 Askim
Municipality: Gothenburg
County: Västra Götaland County
Telephone: +46 (0)31-695300
Fax: +46 (0)31-293291

Company description

We are a customer-orientated company with a wide range of products that offer our customers a unique combination of possibilities. We combine this with many years of experience in designing OEM products. Calectro was founded in1969 and is located in Gothenburg, Sweden. We have agents and distributors all over the world. Our most famous product is the red UNIGUARD® one-pipe smoke detector for ventilation ducts, used by many of the largest Building & Automation companies in Europe. Due to the unique performance of our smoke detector housing, we are also a proud supplier to many of the leading smoke detector manufacturers in the world, who use our housing together with their own smoke detector. Our main business is within the HVAC industry, where we develop, manufacture and sell different types of sensors: smoke detectors, air quality CO2 sensors, air pressure sensors, temperature sensors and occupancy sensors.

Company info

E-mail: Email
Business ID:556123-1761
VAT No :SE556123176101
Subsidiary company to:Calectro Holding AB
Turnover (×1000) SEK:178,418
Number of employees:23


Chairman of the board:Karl Fredrik Pettersen
CEO:Lars Petersson
Finances: Access required
Technology: Access required
Purchases: Access required

Sales offices

Sweden, Stockholm, +46 (0)8-704 90 00

Products and services

Air flow sensors

Air heat exchangers

Alarm sirens

Alarm system components

Carbon dioxide alarms

Carbon dioxide meters

Carbon dioxide sensors


Fire alarms

Fire detectors

Flash-bulbs for alarm systems

Flooding alarms

Gas alarms

Gas detectors


Heat detectors

Heat exchangers

Humidity sensors

Level sensors

Light signaling equipment

Monitoring equipment

Monitoring systems

Motion detectors

Optical gauges

Power controls

Pressure detectors

Pressure gauges

Pressure regulators

Pressure sensors


Remote control equipment for dwellings

Smoke alarm systems

Smoke detectors

Sound signaling equipment


Temperature detectors

Temperature regulators

Temperature sensors



Water alarms

Alternate keywords

behovsstyrd ventilation

føler for ventilation




rökdetektor för ventialtionskanal

sensorer för ventilationssystem




Company type


Wholesaler/ Distributor


Fiscal year 202306
Number of months: 12
Turnover: 178,418
Financial expenses: 49
Earnings before taxes: 31,453
Total assets: 161,880
Current assets: 110,157
Current liabilities: 26,820
Equity capital: 135,060
Share capital: 1,000
Number of employees: 23

Financial ratios

Solvency: 83.4%
Turnover per employee: 7,757
Profitability: 17.6%
Return on equity (ROE): 23.3%
Current ratio: 410.7%
Return on assets (ROA): 19.5%