BMT STC-3028 Dual Display Temperature & Humidity Controller
Dual Relay | NTC Waterproof Sensor 1m | -50C To 90C | 0-100% RH | 10A 250V AC | Aquarium | Incubator
rated at Takealot · checked Yesterday
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Listed under the same model number
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- Average
- R 364.16
- Lowest seen
- R 289.00
- Highest seen
- R 367.00
- Last change
- -R 77.00
- First indexed
- 21 Sep 2026
- Retailer
- Takealot
Description
AC 110-220V | Dual Relay Output | Intelligent Thermostat & Hygrostat
The BMT STC-3028 is a powerful, compact, and intelligent temperature and humidity controller with dual relay outputs for simultaneous heating/cooling and humidifying/dehumidifying applications. Equipped with a clear LED dual-display, this controller offers real-time monitoring and precise control, making it perfect for aquariums, incubators, greenhouses, vivariums, and environmental automation projects.
Designed for user-friendly operation, the STC-3028 features wide input power support (AC 110-220V), a high-precision NTC sensor, adjustable parameters for temperature and humidity setpoints and differentials, compressor delay protection, and an over-temperature buzzer alarm-all in a compact housing that's easy to install and configure.
Key Features
- Dual control relays for independent heating/cooling and humidifying/dehumidifying
- Clear LED dual display with real-time temperature and humidity readings
- Adjustable temperature and humidity setpoints and differentials
- Built-in compressor delay protection (1-10 minutes)
- Audible over-temperature or sensor error alarm (buzzer)
- Simple 3-button interface for programming and manual control
- Waterproof NTC temperature sensor included (1-meter cable)
- Wide input voltage range: AC 110V to 220V
- Suitable for a variety of applications such as incubators, greenhouses, aquariums, and more
Specifications
- Power supply: AC 110-220V, 50/60 Hz
- Temperature control range: -50 C to 90 C (adjustable)
- Temperature control accuracy: 1 C (within -50 C to 70 C)
- Humidity range: 0-100% RH (sensor-dependent)
- Control differential: Adjustable from 0.3 C to 10 C
- Temperature resolution: 0.1 C
- Sensor type: NTC Thermistor
- Sensor cable length: 1 meter
- Relay contact capacity (heating): 10A max @ 250V AC
- Relay contact capacity (cooling): 10A max @ 250V AC
- Compressor delay protection time: Adjustable 1-10 minutes
- Working temperature: 0 C to 60 C
- Storage temperature: -30 C to 75 C
- Working humidity: 20%-85% RH (non-condensing)
- Power consumption: <3W
- Display: Dual 3-digit LED with status indicators
- Alarm output: Integrated buzzer
- Product dimensions: Approx. 84 × 69 × 34 mm
- Color: Black
Applications
- Reptile terrariums and animal habitats
- Chicken egg incubators
- Mushroom farms and seedling greenhouses
- Aquatic systems and aquariums
- HVAC testing and DIY environment control setups
- Crystal displays, storage monitoring, or controlled environment
User Interface Overview
- SET Key: Enter settings menu or confirm changes
- Up / Down Keys: Navigate menus and adjust values
- Power Key: Press and hold 3s to turn off; 1s to turn on
Quick Operation Guide
- To View Settings:
Press SET briefly to view current temperature setpoint
Press Up or Down to view differential value - To Enter Settings Mode:
Hold SET for 3 seconds
Use Up/Down to scroll through menu options (e.g., F1, F2)
Press SET again to adjust parameters
Press and release SET to save and exit - To Reset:
On startup, if "Er" appears, press any key to reset to default
Reconfigure settings as needed after reset
What's in the box
1 x STC-3028 Temperature & Humidity Controller
1 x Waterproof Temperature Sensor
1 x Panel Instruction Manual