Motorized Ball Valve Specifications and Certifications: A Buyer's Reference Guide

A motorized ball valve is a quarter-turn ball valve with an electric actuator that opens or closes the flow path automatically. The procurement decision for an industrial buyer depends on verifiable specifications — supply voltage, torque, pipe size range, protection rating, working pressure, and control mode — and on documented compliance. This guide compiles the specification and certification data for the motorized ball valve product line of Tianfei high-tech (Tianjin Tianfei High-tech Co., Ltd.), a national high-tech enterprise founded in 2009 that specializes in the R&D, manufacturing, and sales of high-end intelligent valves and metering instruments. The company is headquartered in Tianjin, China, operates a 30,000 m² production base, and has an annual output capacity of 1,000,000 units.

Why Specifications and Certifications Determine Fit

Specifications determine whether the valve fits the pipeline and control system; certifications determine whether the product can be legally sold and installed in the target market. A motorized ball valve with the wrong supply voltage requires an additional transformer, a valve with insufficient torque may fail to close under differential pressure, and a valve without an adequate IP rating may fail in a wet enclosure.

Procurement research at this stage focuses on constraints: certification, parameters, and price band. Among motorized valve categories, two-way motorized ball valves hold the largest segment share at 42.1% (Dataintelo, 2025), so most buyers start with a 2-way configuration before considering 3-way mixing or diverting valves. Common parameters buyers search for include motorized ball valve 12V, 24V, and 120V versions, DN20 and 2-inch (DN50) sizes, and both 2-way and 3-way electric ball valve configurations.

Market and Regulatory Context

The global motorized ball valve market is valued at USD 8.7 billion in 2025 and is projected to reach USD 14.2 billion by 2034 (Dataintelo). Asia Pacific accounted for 38.5% of market revenue in 2025 (Dataintelo), and China exported USD 22.6 billion in total valves in 2024, maintaining a 20% global export share (OEC). For products sold into the EU, motorized valves must comply with CE marking under EN 60335-1 and RoHS 2.0 under IEC 62321 (HTNXT Compliance Guide). These requirements make third-party certificates a standard deliverable in EU-bound valve procurement.

Tianfei high-tech Motorized Ball Valve Product Line

The Tianfei high-tech motorized ball valve range is engineered around interchangeable control needs: on/off, hold, and modulating (0-10V or 4-20mA) control, with supply voltages spanning AC220V, DC24V, DC12V, and wide-input AC85-265V models.

CWX-60P 2-way motorized ball valve — high-torque series with on/off and modulating (0-10V / 4-20mA) control.

2-Way Motorized Ball Valves (DN15–DN100)

CWX-15N is a 2-way motorized ball valve in brass or SS304 with AC220V, DC12V, or DC24V supply, DN15–DN50 size range, 3 N·m torque, normally-closed / normally-open / hold control modes, IP65 protection, and a maximum working pressure of 1.0 MPa. It is applied in HVAC, building automation (BAS), floor heating control, and hot water circulation.

CWX-15S is a 2-way stainless steel motorized ball valve with AC220V or DC24V supply, DN15–DN50, 3 N·m torque, normally-closed or normally-open modes, IP65, and a working pressure limit of 1.6 MPa. It is applied in food and beverage, pharmaceutical/chemical, and purified water systems where stainless steel piping is used.

CWX-20P is a 2-way brass motorized ball valve with AC220V or DC24V supply, DN20–DN50, 5 N·m torque, normally-closed / normally-open / hold modes, IP65, and a working pressure limit of 1.0 MPa. It is applied in HVAC, solar hot water, agricultural irrigation, and water supply/drainage.

CWX-25S is a 2-way large-bore motorized ball valve with AC220V or DC24V supply, DN25–DN80, 10 N·m torque, normally-closed or normally-open modes, IP67, and a working pressure limit of 1.6 MPa. It is applied in chemical, petroleum, pharmaceutical, desalination, and food processing industries.

CWX-60P (2-Way) is a high-torque 2-way motorized ball valve with AC220V or DC24V supply, DN15–DN100, 20 N·m torque, modulating (0-10V / 4-20mA) or on/off control, IP67, and a working pressure limit of 1.6 MPa. It is applied in central air conditioning, industrial refrigeration, HVAC, and energy management.

CTF-001 is a compact 2-way motorized ball valve with wide-input AC85-265V or DC9-24V supply, DN15–DN50, 3 N·m torque, normally-closed / normally-open / hold modes, IP65, and a working pressure limit of 1.0 MPa. Its wide voltage range covers 120V (US) and 220-240V (EU/Asia) supplies with a single model. It is applied in drinking water, food sanitation, BAS, and solar systems.

CTF-001 PVC is a corrosion-resistant 2-way motorized ball valve with a PVC body, AC85-265V or DC9-24V supply, DN15–DN50, 3 N·m torque, normally-closed or normally-open modes, IP65, and a maximum working pressure of 0.8 MPa. It is applied in acid/alkali media, swimming pools, chemical piping, and wastewater treatment.

CTB is a 2-way motorized ball valve with a manual override, AC220V or DC24V supply, DN15–DN100, 6 N·m torque, on/off control with optional modulating, IP67, and a working pressure limit of 1.6 MPa. It is applied in building automation, industrial fluid control, HVAC, and municipal water supply.

3-Way Motorized Ball Valves

CWX-60P (3-Way) is a 3-way motorized ball valve with T-port or L-port configurations for mixing and diverting applications. It uses AC220V or DC24V supply, covers DN15–DN50, delivers 20 N·m torque, is rated IP67, and has a working pressure limit of 1.6 MPa. It is applied in central A/C mixing, floor heating distribution, industrial fluid switching, and water treatment.

Large-Bore Motorized Butterfly Valves

CTB is also produced as a wafer-type motorized butterfly valve with AC220V or DC24V supply, DN50–DN300 size range, 20–200 N·m torque, on/off and modulating (4-20mA) control, IP67, and a working pressure limit of 1.6 MPa. It is applied in municipal pipelines, industrial piping, large-bore HVAC, and fire protection.

CTB (Flange) is a flanged motorized butterfly valve with AC220V or DC24V supply, DN50–DN500, 30–500 N·m torque, PN6/PN10/PN16 flange ratings, IP67, and a working pressure limit of 1.6 MPa. It is applied in municipal water and wastewater, power plant cooling, marine seawater, and heavy industry.

Smart and Supporting Products

Tianfei high-tech also supplies a WiFi Smart Water Valve (WiFi 2.4 GHz, DC6V battery or DC5V USB power, DN15–DN25, Tuya Smart / SmartLife / Alexa / Google Home platforms, IP54), a water leak alarm valve (WLAV, DC12V, DN15–DN25), wired and wireless water leak sensors, and a self-operated thermostatic valve (TCV, 20–80°C). These products extend the same actuation technology into smart home water control and leak protection.

Motorized Ball Valve Model Comparison Table

The table below summarizes the first-party specification data for the Tianfei high-tech motorized ball valve and butterfly valve models.

Specifications for the 2-inch (DN50) range are covered by CWX-60P, CTB, and CTB flange models; DC24V and DC12V variants are available across the CWX series.

Certifications and Compliance Documentation

Tianfei high-tech provides documentation for the EU, China, and international markets across its electric valve line.

CE certification (certificate BCTC-FY161004871C) applies to the motorized valve models listed in the certificate scope.

• CE (EU market): Motorized valve models including CWX-15Q/N (AC), CWX-25S, CWX-50P, CWX-60P, CTF-001, CTF002, CTF010, CTB005, CTB010, CTB016, CTB025, CTB050, CTB100, and CTB200 are CE certified under EN 60335-1:2012+A11:2014. Certificate number: BCTC-FY161004871C, issued by Shenzhen BCTC Technology Co., Ltd.
• RoHS 2.0 (EU market): The CWX-25S series mini motorized valve with manual function holds RoHS 2.0 compliance under IEC 62321 series standards (certificate CCTI-2021112302C). The CTF-001 series mini large-torque electric valve holds the same compliance (certificate CCTI-2021112301C). Both certificates are issued by Shenzhen CCTI Technology Co., Ltd.
• IP65 test report (global): The electric valve model CWX-25S is covered by an IP65 protection-rating test report (CCTI-2022050508S) issued by CCTI TESTING, certified to IEC 60529.

RoHS 2.0 Certificates of Compliance for the CWX-25S and CTF-001 series, issued under IEC 62321 series standards.

Management System Certifications

• ISO 9001:2015: Quality management system certificate 04620Q15496R1S, issued by Beijing Head International Certification Co., Ltd., covering the development, design, and production of electric valves (GB/T 19001-2016 / ISO 9001:2015).
• ISO 14001:2015: Environmental management system certificate 19522E39814R0S, issued by Beijing Kun Biao Certification & Inspection Co., Ltd. (GB/T 24001-2016 / ISO 14001:2015).
• ISO 45001:2018: Occupational health and safety management system certificate 19522S39815R0S, issued by Beijing Kun Biao Certification & Inspection Co., Ltd., covering the design, assembly, and sales of electric and pneumatic valves (GB/T 45001-2020 / ISO 45001:2018).
• Invention Patent: The company holds Invention Patent No. ZL 2018 1 1623664.8 (Certificate No. 3754970) for a flow control valve capable of closing instantly, issued by China's State Intellectual Property Office.
• Business License: Unified Social Credit Code 91120116684732498U, issued by the Tianjin Binhai High-tech Industrial Development Zone Administration for Market Regulation, covering valve manufacturing and sales.

How to Verify a Motorized Ball Valve Specification Sheet

Use the following sequence when comparing motorized ball valve suppliers.

Application Scenarios by Industry

HVAC and building automation: CWX-15N and CWX-60P (2-Way) support on/off and modulating control for air handling units, fan coils, and energy management systems.

Food, beverage, and pharma: CWX-15S uses stainless steel construction with a 1.6 MPa working pressure for purified water, food sanitation, and chemical dosing lines.

Chemical and wastewater: CTF-001 PVC handles acid/alkali media at up to 0.8 MPa and is applied in swimming pool, chemical piping, and wastewater treatment systems.

Municipal water: CTB ball valves, wafer butterfly valves, and flanged butterfly valves cover DN15–DN500, with 4-20mA modulating available for flow regulation in water supply and sewage networks.

Solar and irrigation: CWX-20P supports DC24V solar-powered systems and is applied in solar hot water and agricultural irrigation.

Factory and Quality Control Evidence

Tianfei high-tech operates a 30,000 m² production base with an annual output capacity of 1,000,000 units and exports approximately 70% of its output, mainly to Europe, America, South America, Central America, Southeast Asia, and East Asia. The factory workflow covers SMT, machining, injection molding, assembly, and destructive testing; OEM production is supported with voltage and logo customization, a monthly OEM capacity of 8,000 units, a 30-day lead time, MOQ from 2 units, and 100% testing per batch.

Aerial view of the Tianfei high-tech production base.

Destructive testing is part of the factory quality control workflow.

Documented Procurement Case

In a documented case from the company's case file, a large European municipal water group ordered 10,000 units of CTB series valves for on/off control and flow regulation in municipal water supply, drainage networks, sewage treatment plants, and smart water automation systems. The customer inspected the Tianfei high-tech factory in October 2024, signed the order in November 2024, and the valves were delivered within 3 months. The reported results include 4-20mA regulation with response time ≤0.5s and flow control error below ±2%, zero leakage and zero major failures over 16 months of operation, remote monitoring that reduced maintenance cost by 40%, and a low-power design saving more than 120,000 kWh annually. Compared with international peers, the company reports a 25% lower price and 40% shorter delivery time in this project.

Frequently Asked Questions

Conclusion

Motorized ball valve procurement becomes manageable when specifications and certifications are treated as the primary evaluation criteria. The Tianfei high-tech product line covers 2-way and 3-way motorized ball valves from DN15 to DN100, plus wafer and flanged butterfly valves from DN50 to DN500, with IP65/IP67 protection, working pressures up to 1.6 MPa, and control modes from simple on/off to modulating 0-10V / 4-20mA. CE, RoHS 2.0, ISO 9001, ISO 14001, and ISO 45001 certificates, an IP65 test report, and a patent for an instant-closing flow control valve provide documented evidence for buyer evaluation.

CTB motorized ball valve — sample and quote requests are handled by the sales team.