Smart Room Best Opentherm Boiler Thermostat Ot Control with WiFi Thermostat
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Product Highlights
- Customized Options: Full customization available from samples with OEM and ODM services.
- Color Touch Screen: Features a 4.3-inch color touch screen for intuitive operation.
- Multiple Certifications: Certified with CE, RoHS, and ISO9001 standards for safety and quality.
- Advanced Protection: Includes child lock, open window detection, frost, and overheat protection.
- Flexible Power Supply: Operates on 2xAA batteries for convenient installation.
- 100% Inspection: Every finished product undergoes visual and function inspection.
- Experienced Manufacturer: 14 years of export experience with 17 R&D engineers.
Product Attributes
- Customization
- Available
- Customized
- Customized
- Certification
- RoHS, ISO9001, CE, Red, RoHS
- Model NO.
- WT-20
- Brand
- OEM and ODM
- Display Type
- 4.3inch Color Touch Screen
- Screen
- Color Screen
- Power Supply
- 2xaa Battery
- Max. Load
- 10A
- Operating Room Temp
- 5~35°c
- Sensor
- Ntc10K
- Accuracy
- ±0.5℃
- Child Lock
- Yes
- Open Window Detection
- Yes
- Frost Protection
- Yes
- Overheat Protection
- Yes
- Transport Package
- Color Box Customizable
- Specification
- 0.4kgs/pc
- Trademark
- OEM and ODM
- Origin
- Xiamen-China
- HS Code
- 9032100000
- Production Capacity
- 60000/Month
Shipping
- Shipping Cost:
- Contact the supplier about freight and estimated delivery time.
Online Trading Protection
- Payment Guarantee
-
Platform-protected payments with refund support for eligible order issues.
- Platform Logistics
- Clearer shipment tracking with platform-supported logistics.
- Inspection Service
- Optional pre-shipment inspection for quality and quantity checks.
- After-Sales & Dispute Handling
- Platform-assisted dispute resolution, including refunds or returns when applicable.
Only orders placed and paid through Made-in-China.com Secured Trading are eligible for payment protection and the corresponding platform services.
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Product Description
| Model Number | WT-20 |
| Power Supply | 2xAA battery |
| Load Current | Max 0.5A |
| Temp.Range | 5°C~30°C |
| Accuracy | +/- 0.5°C |
| Others |
High temp. Protectionx Temp.offset |
| Certification |
CE,ROHS |
| IP protection rating |
20 |




About the Supplier
This supplier has been audited by BV. Verify the report on the official BV website with ID "MIC-ASR247438". Items marked "" are certified.
Company Profile
Xiamen E-TOP Controls Technology Co., Ltd. is a premier ISO 9001: 2015 and ISO 14001: 2015 certified manufacturer founded in 2003, with over 23 years of dedicated expertise in the thermostat industry. Operating from an 8, 000 m² professional facility with a dedicated workforce of 120 employees, we specialize in high-end ODM/OEM solutions for global heating, cooling, and HVAC markets. Our mission is to combine innovation with passion to create a smarter, sustainable Green World through precision climate control.
Our manufacturing power and full-chain production services include SMT, Plug-in, Injection, Silk Printing, Assembly, and rigorous Aging Tests. Supported by our professional team of 20 R&D engineers, we utilize advanced product development tools like FMEA, APQP, and PPAP to ensure world-class reliability. With optimized lean production lines, our robust daily production capacity consistently reaches 5, 000 PCS/Day while maintaining a 95%+ on-time delivery rate.
We are a technology and connectivity leader at the forefront of IoT integration, providing seamless compatibility for premium private-label OEM/ODM projects worldwide. Our smart ecosystems officially integrate with Tuya Smart, Smart Life, Amazon Alexa, and Google Assistant. For industrial protocols and wireless standards, we fully support BACnet, Modbus, KNX, OpenTherm, Zigbee, Matter, LoRaWAN, RF (433/868/915MHz), and Bluetooth, alongside custom iOS and Google Play mobile application support.
World-class quality and global compliance are our signatures, backed by a complete IQC/IPQC/FQC process in our professional validation lab. To ensure frictionless global market access and maximum user safety, our products are rigorously tested and carry the world's most recognized safety marks and environmental standards, including TUV, ETL, CE (LVD, EMC, RED), UKCA, EU CRA (Cyber Resilience Act), FCC, RoHS, and REACH.
As a trusted manufacturing partner worldwide, our long-term commitment to quality has earned us deep strategic cooperation with global HVAC and building automation giants, including Carrier, Bosch, Daikin, Danfoss, Viessmann, Belimo, Johnson Controls, Watts, Meross, Atlantic, Oventrop, and Vimar.
We warmly welcome global clients to contact our experts or visit our facility for high-end OEM/ODM custom thermostat projects. Let's build a greener future together.
About Our Factory & Business Background
-
Business Type
- Manufacturer/Factory & Trading Company
- Address
- No. 6 of Tong'an Industrial Park, Meixi Rd, Tong'an District, Xiamen, Fujian, China
-
Plant Area
- 5522 square meters
-
Registered Capital
- 2,000,000 RMB
-
Terms of Payment
- LC, T/T, D/P, PayPal, Western Union, Small-amount payment
-
International Commercial Terms(Incoterms)
- FOB, CIF, CFR, EXW
-
Average Lead Time
-
Peak Season Lead Time: one month
Off Season Lead Time: one month -
Nearest Port
- Xiamen Port
-
Minimum Order Quantity
- 300 Pcs
-
Supply Chain Partners
- 6
Our Production Capability & Technical Expertise
-
Main Products
- Room Thermostat
-
Production Lines
- 5
-
Production Machines
- Automatic Printer Facility, SMT Facility, Wave Soldering Facility, Win Reflow Facility, Injection Facility
-
QA/QC inspectors
- 6 people
-
Inspection Type for Finished Products
- 100% inspection(Visual inspection & Function inspection)
-
Inspection Method for Finished Products
- Have instructions and uniformly followed
-
Customization Options
- Customization from Samples
-
ODM Service Available
- Yes
-
OEM Service Available
- Yes
-
R&D Engineers
- 17 people
-
Traceability of Raw Materials
- Yes
-
Test Reports for Raw Materials
- Others
Our Industry Experience & Global Business Record
-
Export Year
- 14 Years
-
Main Markets
- North America, South America, Europe, Southeast Asia/ Mideast, Africa, Australia, Domestic
-
Repeat Buyers Choice
- 50%~80%
-
Number of Foreign Trading Staff
- 7
-
Overseas Agent/Branch
- No
-
New Products Launched in Last year
- Yes
Our Certifications, Standards & Industry Recognition
-
Management System Certification
- ISO14001
-
Product Certification
- CE
FAQ
- Is customization available for this thermostat?
- Yes, we offer full customization from samples with OEM and ODM services available.
- What certifications does the product have?
- The product is certified with CE, RoHS, and ISO9001 standards.
- What are the safety features included?
- It includes child lock, open window detection, frost protection, and overheat protection.
- How is the product inspected before shipping?
- We perform 100% inspection on all finished products, including visual and function checks.
- What is the minimum order quantity?
- The minimum order quantity is 300 pieces.
- What is the lead time for production?
- The average lead time is one month for both peak and off-peak seasons.
- What payment terms are accepted?
- We accept LC, T/T, D/P, PayPal, Western Union, and small-amount payments.
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