What certifications does the thermostat have?

It holds CE, RoHS, and RED certifications.

What is the maximum wireless distance?

The wireless distance is up to 120 meters in an open place.

What is the minimum order quantity?

The minimum order quantity is 300 pieces.

Wireless Programmable Digital Heating Opentherm 4.2 Thermostat for Boiler Underfloor Heating

Name: Wireless Programmable Digital Heating Opentherm 4.2 Thermostat for Boiler Underfloor Heating
Brand: Xiamen E-Top Controls Technology Co., Ltd.
SKU: 2151258275

Fujian, ChinaXiamen E-Top Controls Technology Co., Ltd.

US$35.00

2 pieces

Product profile

Customization

Available

Certification

RoHS, ISO, CE

Thermostat

2*AAA Battery

Model NO.

WT-25

Warranty

2 Years

Receiver

230VAC, 10A

Setpoint

5~35c

Project Solution Capability

Graphic Design

Design Style

Modern

After-Sale Service

Online Technical Support

Accuracy

+-1c

Backlight

White

Optional Function

WiFi Remote Control

Application

Gas Boiler Heating System

Programmability

Weekly Programmable

Sensor

Ntc10K

Trademark

E-top

Origin

Fujian, China

Key features

Wireless RF Control: Communicates via 868MHz/433MHz RF with 120m range in open areas.

5+1+1 Programmable: Supports 4 periods per day with adjustable programmable and manual modes.

Frost Protection: Built-in feature to prevent freezing in low-temperature environments.

2-Year Warranty: Comprehensive 2-year warranty coverage for the thermostat unit.

WiFi Remote Control: Optional function allows for remote control via WiFi connectivity.

OEM/ODM Services: Customization available from samples with dedicated R&D engineers.

Certified Safety: Meets CE, RoHS, and RED approval standards for safety and compliance.

Large LCD Display: Features an attractive big LCD display with clock and temperature readout.

Company profile

ODM ServicesOEM ServicesManagement CertificationFast Delivery

Xiamen E-Top Controls Technology Co., Ltd.

Fujian, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples CertifiedExport Year: 14 Years CertifiedNearest Port: Xiamen PortAverage Response Time: ≤9.29h

AI-Powered supplier vetting

SummaryE-TOP is identified as a professional thermostat technology supplier integrating design, R&D, production, marketing, and sales. Evidence shows ISO9001:2015 and ISO14001/ISO14001:2015 management certifications, CE certification, documented complaint and corrective-action procedures, and established quality-control practices. The supplier reports 17 years of R&D engineer experience, recent new-product development, 3D software design, sample-based customization, and production capacity of 900,000 room thermostats annually. It has six quality inspectors and multiple production facilities. Financial records are identified for 2021–2023, but their results are not provided. Overseas service infrastructure is limited: no overseas warehouse, showroom, agent, or branch is reported, although the supplier has participated in an exhibition in Russia and reports 90% export sales.

Supplier typeThe supplier explicitly identifies itself as a professional technical supplier and describes E-TOP as a thermostat manufacturer integrating design, R&D, production, marketing, and sales. Its stated focus on climate-control products and technical support supports classification as a specialized manufacturer rather than a general trading company.

CertificationsThe supplier reports ISO9001:2015 and ISO14001/ISO14001:2015 management-system certifications, as well as CE certification; RoHS is also mentioned in the company description. These stated certifications provide explicit evidence of formal quality, environmental, and product-compliance credentials.

After-Sales capabilityThe supplier has documented and followed procedures for customer complaints and corrective/preventive actions, and describes good after-sales experience. However, it reports no overseas warehouse, showroom, agent, or branch; therefore, its procedural after-sales capability is evidenced, while local overseas support is limited.

R&D capabilityThe supplier reports professional R&D capability, 3D software design services, new products during the past year, and 17 years of total R&D engineer experience. Its stated emphasis on innovation and engineering, together with integrated design and R&D operations, provides explicit evidence of innovation capability.

Production capacityE-TOP reports two high-speed SMT lines, six injection-molding lines, four assembly lines, and facilities covering printing, SMT, wave soldering, reflow, injection, and assembly-related production. It also reports annual output of 900,000 room thermostats and six quality inspectors, supporting substantial manufacturing capability.

Customization capabilityThe supplier explicitly provides customization from samples and offers 3D software design services. These services indicate that it can adapt product designs based on customer-provided samples, although no broader customization scope or engineering performance details are provided.