What is the communication protocol used?

The thermostat uses the Modbus-RS485 communication protocol with 1 channel interface.

4.3 Inch Touchscreen Thermostat for Heat Pump - LED Display Wire Controller with Custom Ui Design

Name: 4.3 Inch Touchscreen Thermostat for Heat Pump - LED Display Wire Controller with Custom Ui Design
Brand: Guangzhou Asl Electronic Technology Co., Ltd.
SKU: 2203016425

Guangdong, ChinaGuangzhou Asl Electronic Technology Co., Ltd.

US$20.00-60.00

1 Piece

Product profile

Customization

Available

Customized

Certification

RoHS, CCC, ISO9001, CE, FCC

Brand

Asl

Display Type

TFT

Input Voltage

DC12V±5%

Rated Power

<3W

Communicated Protocol

Modbus-RS485

Communicated Interface

1 Channel

Function

Cooling;Heating;Hot Water

Production

OEM,ODM

Interaction

Touch Screen

Ui

Customer Provide Ui

Transport Package

Protect Product with Polyfoam and Multi Layer PA

Specification

170*105*33mm

Trademark

ASL

Origin

Guangdong, China

HS Code

9032100000

Production Capacity

300000 Pieces/Year

Key features

Custom UI Design: Customers can provide their own UI design for the 4.3-inch touchscreen thermostat.

OEM/ODM Service: Full OEM and ODM production support for customized heat pump controllers.

Wide Application: Suitable for heat pumps, solar heaters, water heaters, floor heating, and pool heat pumps.

Global Market Share: Holds over 60% global market share in the DC inverter pool heat pump segment.

Certified Quality: Certified with RoHS, CCC, ISO9001, CE, FCC, ETL, UL, and TUV reports.

High Production Capacity: Annual production of DC inverter PCBA reaches over 300,000 pieces.

Customized Logic: PCBA logic and structure are customized for each customer's specific heat pump brand.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceYears of Export ExperiencePatents Awarded

Guangzhou Asl Electronic Technology Co., Ltd.

Guangdong, China

Business Type: Manufacturer/FactoryExport Year: 2014-09-01Nearest Port: FoshanAverage Response Time: ≤1.48hTerms of Payment: T/TInternational Commercial Terms(Incoterms): FOB, EXW, CFR, FAS, FCA

AI-Powered supplier vetting

SummaryThe supplier is identified as a professional technology supplier with activities spanning technology development, consulting, technical services, electronic components, mechanical equipment, and related imports and exports. It supports extensive customization, including sample-based, design-based, full, minor, and flexible customization, but does not provide 3D software design services. Quality and operational controls include ISO9001:2015 certification, written inspection procedures, traceability for raw materials, and documented corrective-action and complaint-handling procedures. Manufacturing capacity is supported by valid contracts with associated subcontractors, although the supplier reports no inventory, overseas warehouse, overseas showroom, overseas agents or branches, and no offline trade-show participation. Export sales account for 51%–70% of total sales, with 19 years of export experience. Financial records are indicated for 2021–2023, but their quality or sufficiency cannot be determined from...

Supplier typeThe supplier explicitly identifies as a professional technology supplier. Its stated scope includes technology development, consulting, technical exchange, technology transfer, technical promotion and services, as well as electronic, electromechanical, mechanical and power-related products.

CertificationsThe supplier holds an ISO9001:2015 certificate. The slices do not identify the certification scope, validity status, or additional named certifications.

After-Sales capabilityThe supplier has documented procedures and records for handling customer complaints, corrective and preventive actions, quality assurance, and raw-material traceability. However, it reports no overseas agents or branches and serves zero stated overseas countries, so the geographic reach of after-sales support is limited or unconfirmed.

R&D capabilityThe supplier is described as a professional technology supplier, conducts technology and appliance-related research and development, and has an available SDK. It does not provide 3D software design services, but this stated limitation does not negate the broader evidence of technical R&D capability.

Production capacityManufacturing capacity is supported by valid contracts between the factory and each associated subcontractor, with written supplier-service procedures and 150 qualified suppliers reported. Finished-product inspection instructions are uniformly followed, but the supplier has no in-stock capacity and reported lead times of within 15 working days off-season and one month during peak season.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. This is direct evidence of broad customization coverage, although 3D software design services are specifically unavailable.

Product Q&A

Q:What is the delivery time?

The delivery time is 20-30 days.

Q:What is the warranty period for products?

All products come with a 1-year guarantee.

Q:Are the PCBA products standardized for all heat pumps?

No, the PCBA products are not standardized. Since the logic and structure for different brands of heat pumps are diverse, we customize the PCBA for every customer.

Q:What is the process to cooperate with ASL?

The cooperation process includes: (1) Technical communication regarding usage scenarios, functions, voltage, power, and compressor details. (2) ASL provides suggestions for the heat pump solution combo and quotation. (3) Place sample order. (4) Detailed technical design for software and hardware. (5) Logic confirmation from customers. (6) ASL produces and delivers samples. (7) Sample confirmation. (8) Place batch order. (9) Batch production and delivery. (10) After-sales service.

Q:What certifications does the thermostat have?

The product is certified with RoHS, CCC, ISO9001, CE, and FCC.