Ecer asks for your consent to use your personal data to:
Personalised advertising and content, advertising and content measurement, audience research and services development
Store and/or access information on a device
Your personal data will be processed and information from your device (cookies, unique identifiers, and other device data) may be stored by, accessed by and shared with 135 TCF vendor(s) and 65 ad partner(s), or used specifically by this site or app.
Some vendors may process your personal data on the basis of legitimate interest, which you can object to by do not consent. Contact our platform customer service, you can also withdraw your consent.
Your message must
be between 20-3,000 characters!
Submit Requirement
Thank You！
Your requirement has been sent. we will contact you quickly!
{"title":"TH400X03ZZ Industrial Rectifier Modules 3A Output Current 94% Efficiency Natural","imgUrl":"https:\/\/img.chinax.com\/nimg\/42\/76\/80ea94937502a22bcba9a442b297-200x200-1\/th400x03zz_industrial_rectifier_modules_3a_output_current_94_25_efficiency_natural.jpg","attrs":{"Brand Name":"TONHE","Model Number":"TH400X03ZZ","Certification":"CE\u3001ISO9001","Place of Origin":"China"}}
{"title":"RS485 Communication Protocol Industrial Rectifier Module With 20A Output Current","imgUrl":"https:\/\/img.chinax.com\/nimg\/f4\/27\/c4cd585116f08e6ee0971096c9a7-200x200-1\/rs485_communication_protocol_industrial_rectifier_module_with_20a_output_current_3_0_kw_power_th110d20zz_s.jpg","attrs":{"Brand Name":"TONHE","Model Number":"TH110D20ZZ-S","Certification":"CE\u3001ISO9001","Place of Origin":"HeBei China"}}
{"title":"intelligent 6 KW Industrial Rectifier Manufacturer With 40A Output Current","imgUrl":"https:\/\/img.chinax.com\/nimg\/8d\/11\/d26b165252af8a70df7af0977ac7-200x200-1\/intelligent_6_kw_industrial_rectifier_manufacturer_with_40a_output_current_th110d40zz_3g.jpg","attrs":{"Brand Name":"TONHE","Model Number":"TH110D40ZZ-3G","Certification":"CE\u3001ISO9001","Place of Origin":"HeBei China"}}
{"title":"Natural Cooling Industrial Rectifier Telecom Module With 3 KW Power 20A Output","imgUrl":"https:\/\/img.chinax.com\/nimg\/a9\/da\/de3e1344e272ed7e4810ace9c0ac-200x200-1\/natural_cooling_industrial_rectifier_telecom_module_with_3_kw_power_20a_output_current_th110d20zz_3g.jpg","attrs":{"Brand Name":"TONHE","Model Number":"TH110D20ZZ-3G","Certification":"CE\u3001ISO9001","Place of Origin":"HeBei China"}}
{"title":"Industrial Rectifier Used In Telecommunication 110VDC Output And 1.5 KW Power","imgUrl":"https:\/\/img.chinax.com\/nimg\/bf\/d1\/91be2c7f6b684396e40d8c23ed79-200x200-1\/industrial_rectifier_used_in_telecommunication_110vdc_output_and_1_5_kw_power_th110d10zz_3.jpg","attrs":{"Brand Name":"TONHE","Model Number":"TH110D10ZZ-3","Certification":"CE\u3001ISO9001","Place of Origin":"HeBei China"}}
{"title":"Industrial Rectifier with 6KW Power RS485 Communication TH230D20ZZ-3G","imgUrl":"https:\/\/img.chinax.com\/nimg\/c6\/cf\/4480710585eb0bac900efa90462f-200x200-1\/industrial_rectifier_with_6kw_power_rs485_communication_th230d20zz_3g.jpg","attrs":{"Brand Name":"TONHE","Model Number":"TH230D20ZZ-3G","Certification":"CE\u3001ISO9001","Place of Origin":"HeBei China"}}
{"title":"Adjustable Output Industrial Rectifiers With 3KW Power 10A Output Current","imgUrl":"https:\/\/img.chinax.com\/nimg\/bf\/da\/fe90a61bbc1de0c1dd0220445188-200x200-1\/adjustable_output_industrial_rectifiers_with_3kw_power_10a_output_current_th230d10zz_3g.jpg","attrs":{"Brand Name":"TONHE","Model Number":"TH230D10ZZ-3G","Certification":"CE\u3001ISO9001","Place of Origin":"HeBei, China"}}
The TH400X Series is a high-frequency switching power supply module specifically designed for fire protection systems. Developed by Tonghe Electronic Technology Co., Ltd., this module adopts advanced resonant voltage-type dual-loop control technology, ensuring high efficiency, compact size, and reliable performance.
Key Specifications
Model Number:TH400X03ZZ
Brand Name:TONHE
Input Voltage:323-437VAC/380VAC
Output Current:3A
Output Voltage:300-450VDC/405VDC
Power:1.3 KW
Efficiency:≥94%
Dimensions:260*116*218mm
Weight:5 kg
Warranty:12 months
Product Advantages
Modular design with N+1 hot redundancy for flexible and scalable power capacity
High efficiency of up to 94%-96% with passive power factor correction (PF ≥ 0.88)
Comprehensive protection including overvoltage, overcurrent, short-circuit, and overtemperature safeguards
Intelligent control via RS-485 communication for remote monitoring and adjustment
Plug-and-play installation with easy maintenance without system downtime
Clear LED display for real-time voltage, current, and fault status indication
Technical Performance
Parameter
TH400X03ZZ
TH400X05ZZ
TH400X07ZZ
Output Current (A)
3
5
7
Output Power (KW)
1.3
2.2
3.2
Weight (kg)
5
9
9
Input Power Factor
≥0.91
≥0.88
≥0.88
Application Scenarios
This power supply module is primarily designed for fire protection systems, ensuring uninterrupted and stable power to critical fire safety equipment. It is also suitable for various industrial and commercial applications requiring reliable DC power, such as emergency lighting, security systems, communication infrastructure, and other automated facilities.
Product Images
Company Information & Support
Why choose us?
We are a high-tech enterprise integrating manufacturing, sales, system solutions, and after-sales service. With over 290 successful projects for 220 kV to 500 kV substations and battery systems above 1000 Ah, Tonhe has become a leading DC power system supplier in China, holding over 40% market share and producing 1 million modules annually.
How can we guarantee quality?
Our 8 advanced production lines, equipped with imported machinery, achieve 80% automation and up to 99% first-pass yield. All power modules undergo double-sided potting, conformal coating, and rigorous functional, environmental, and aging tests—ensuring reliable 24/7 performance in critical power infrastructures.
How We Support Your Business?
A full range of power conversion modules, system-level low-voltage DC distribution cabinets for DC loads, data center power systems, as well as customized hardware and software power solutions.
Can customers get sample orders?
Yes, you can get sample orders to test our quality. The cost of samples is paid by the customer.
What are the payment types?
We accept payment via TT (Telegraphic Transfer).
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer
Year Established:
1998
Total Annual:
210000000-250000000
Employee Number:
1800~2000
Ecer Certification：
Verified Supplier
Shijiazhuang Tonhe Electronic Technology Co., Ltd. is a high-tech enterprise dedicated to technological innovation, product innovation, and management innovation in the power electronics industry. The company integrates R&D, manufacturing, sales, and service in the power electronics sector, prov... Shijiazhuang Tonhe Electronic Technology Co., Ltd. is a high-tech enterprise dedicated to technological innovation, product innovation, and management innovation in the power electronics industry. The company integrates R&D, manufacturing, sales, and service in the power electronics sector, prov...
