What is the operating voltage range?

The operating voltage range is AC165V-AC265V for the main control board and AC175V-AC265V for the inverter compressor drive board.

Can the system be controlled remotely?

Yes, the wired thermostat can be controlled by WiFi Tuya APP, and it supports SmartLife APP for remote management.

What is the warranty policy for the products?

All products come with a 1-year guarantee.

Variable Frequency 3.5kw/4kw DC Inverter Variable Speed Heat Pump Board

Name: Variable Frequency 3.5kw/4kw DC Inverter Variable Speed Heat Pump Board
Brand: Guangzhou Asl Electronic Technology Co., Ltd.
SKU: 2280520295

Guangdong, ChinaGuangzhou Asl Electronic Technology Co., Ltd.

US$250.00-600.00

1 Set

Product profile

Customization

Available

Customized

Certification

RoHS, CB, CCC, ISO9001, CE

Model NO.

ASL564-315SIN

Brand

Aosolan

Display Type

LCD/TFT/IPS

Rated Power Input

3kw/4kw/5kw/6kw/7kw/8kw/10kw/12kw/15kw/18kw/25kw

Power Type

AC/DC Hybrid

Rated Voltage

Three Phase AC380V, Single Phase AC220V

Heat-Dissipating Method

Air Cooling, Liquid Cooling

Operating Power Frequency

50/60 Hz

Type of Compressor

BLDC/Pmsm

Communicated Method

RS485

Refrigerant

R410;R32;R290

Function

Cooling, Heating, Hot Water, Solar Power

Remote Control

WiFi, APP

Interaction

Touch Screen, Touch Button

Transport Package

Protect Product with Polyfoam and Multi Layer PA

Specification

length 400mm; width 200mm; height 160mm

Trademark

Aosolan

Origin

Guangdong, China

HS Code

8537101190

Production Capacity

300000 Pieces/Year

Key features

Comprehensive OEM/ODM Service: Provides customized algorithms and full-process technical support based on specific application scenarios.

Wide Power Range Coverage: Solutions cover compressor ranges from 1kW to 30kW, suitable for various commercial and residential needs.

Multi-Scenario Compatibility: Supports Air-to-Water Heat Pumps, Water Heaters, Chillers, Floor Heating, and Pool Heat Pumps.

Smart Remote Control: Enables WiFi and APP control via Tuya SmartLife for convenient system management and monitoring.

High-Quality Components: Utilizes world-famous OHIZUMI sensors and advanced low-frequency torque compensation technology.

Global Market Presence: Products exported to over 120 countries with a 60%+ global market share in DC inverter pool heat pumps.

Robust Safety Protections: Features multiple overcurrent and temperature protections for power devices to ensure system stability.

21 Years of Expertise: Over two decades of specialized experience in R&D, production, and sales of inverter technology solutions.

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: ≤2.20hTerms of Payment: T/TInternational Commercial Terms(Incoterms): FOB, EXW, CFR, FAS, FCA

AI-Powered supplier vetting

SummaryThe supplier is identified as a professional technical supplier with activities covering technology development, consulting, transfer, promotion, electronic and electromechanical products, mechanical equipment and components, and technology import and export. It provides multiple forms of customization and has R&D capability with an available SDK, but does not provide 3D software design services. Quality and service processes are supported by written procedures, records, traceability, and quality assurance. Manufacturing capacity is contractually supported with associated subcontractors, while stockholding, overseas warehouses, overseas showrooms, overseas agents or branches, and offline trade-show participation are unavailable. Export experience is stated as 19 years, with exports representing 51%–70% of total sales.

Supplier typeThe supplier explicitly identifies itself as a professional technical supplier. Its stated business scope includes technology development, consulting, exchange, transfer, promotion, technical services, R&D, and sales of electronic, mechanical, and electromechanical products.

CertificationsThe supplier holds an ISO9001:2015 certificate and reports quality assurance, raw-material traceability, and documented corrective and preventive action procedures. The slices do not specify the certification scope or validity details.

After-Sales capabilityThe supplier has documented procedures and records for handling customer complaints and corrective/preventive actions, and accepts FOB, CIF, CFR, and EXW quotation terms. However, it has no overseas agents or branches, no overseas warehouse, and offers services in zero stated countries, limiting evidence of localized overseas after-sales coverage.

R&D capabilityThe supplier has professional technical R&D capability, an available SDK, and stated R&D activities in household appliances and efficient energy-saving power technologies. It does not provide 3D software design services, but this limitation does not negate the documented technical R&D capabilities.

Production capacityManufacturing capacity is supported by valid contracts between the factory and each associated subcontractor, with standardized finished-product inspection instructions, quality assurance, traceability, and documented supplier-management procedures. The supplier has no in-stock capacity, so immediate inventory fulfillment is not supported.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. These repeated descriptions provide direct evidence of broad customization capability, although 3D software design services are specifically unavailable.

Product Q&A

Q:What is the delivery time?

20-30 days.

Q:What is the warranty period for products?

All products are with 1 year guarantee.

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

Nope, since the logic and the structure for different brands of heat pump are diverse, the PCBA products are not standardlized. We need to customized for every customer.

Q:What is the cooperation process with Aosolan?

We undertake the following SOP to provide customer serviese: (1)technical communicate for: the usage scenarios, the heat pump functions, the voltage and power required, the compressor's brand and type (2)Aosolan provide our suggestion for the appropriate combo list for the whole heat pump solution and the quotation (3)place the sample pieces order (4)Detail technical design for software and hardware (5) Logic confirmation from customers (6)Aosolan produce and deliver the sample pieces (7) sample

Q:What certifications does the product have?

The product has RoHS, CB, CCC, ISO9001, CE, TUV, and UL certifications.