Food thermometer Senseca ECO 121-H-I1.5 with alarm
Food thermometer Senseca ECO 121-H-I1.5 with alarm
Senseca ECO 121-H-I1.5 – Professional Food Thermometer with Alarm
The Senseca ECO 121-H-I1.5 is a professional HACCP thermometer with alarm, designed for fast and accurate temperature measurement of food products, soft plastic media, bulk materials, liquids, and gases. The extra-thin and fast Pt1000 penetration probe, combined with a waterproof housing, ensures reliable operation even in hygienically demanding environments such as food processing, pharmaceuticals, and laboratory applications.
The temperature sensor covers a measuring range from −70 °C to +250 °C. The instrument is equipped with a permanently connected penetration probe featuring a Ø 1.5 mm stainless steel (V4A) shaft, 100 mm in length, a heat-resistant silicone handle (continuous resistance up to 230 °C / short-term up to 250 °C), and a 1 m silicone cable.
Accredited calibration option
Upon request, we offer accredited calibration of the thermometer in our own accredited calibration laboratory, including the issuance of a calibration certificate.
Typical applications
The Senseca ECO 121-H-I1.5 is suitable for a wide range of professional applications, particularly in:
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Food industry – temperature control during production and storage, gastronomy (HACCP)
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Laboratories and pharmaceutical facilities – precise measurement of samples and test substances
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Production and processing lines – monitoring of process temperatures
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Drinking water temperature monitoring (legionella prevention)
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Measurement of liquids, bulk materials, and gases
Technical specifications
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Instrument type: digital HACCP thermometer
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Measuring range: −70.0 to +250.0 °C
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Accuracy:
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±0.1 °C in the range −20 to +100 °C
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±0.2 % of measured value outside this range
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Sensor: permanently connected penetration probe Pt1000S
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Probe: Ø 1.5 mm × 100 mm, stainless steel V4A
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Response time t90 (water 0.4 m/s): < 2 s
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Protection class: IP65 / IP67
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Display: 3-line LCD, backlit, rotatable
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Functions: Min/Max, Hold, Auto Hold, alarm (visual and audible), countdown timer
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Power supply: 2× AA batteries (included)
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Weight: approx. 150 g incl. batteries
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Manufacturer: Senseca, Made in Germany
Scope of delivery
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ECO 121 thermometer
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2× AA batteries
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Operating instructions
Power supply
Two high-performance AA batteries, an energy-efficient design, and a configurable automatic power-off function ensure long operating life. The adjustable LCD backlight provides additional energy savings.
Display
The backlit 3-line LCD display offers excellent readability both day and night. The HOLD function allows manual freezing of the measured value. Auto-Hold automatically detects a stable value and freezes it on the display. The timer function automatically freezes the value after a defined time, ensuring high measurement repeatability.
Key features
✅Accredited calibration available
✅Reliable and accurate measurement in demanding environments
✅High temperature resistance – handle and cable up to 120 °C
✅Compact and robust design for industrial use
✅Alarm function for limit value monitoring
✅Backlit, rotatable display for optimal readability
✅Energy-efficient operation – battery life over 5000 hours
✅Excellent price/performance ratio – Made in Germany
The thermometer is the successor to the popular G 2710 model and is an ideal choice for users seeking a combination of precision, speed, reliability, and ease of use.






















