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{"title":"600W Power 24V DC Rectifier Power Module RS485 Communication Protocol TH24V20A","imgUrl":"https:\/\/img.chinax.com\/nimg\/82\/3d\/61c5f07a4c4d5e75fbdbcc629343-200x200-1\/600w_power_24v_dc_rectifier_power_module_rs485_communication_protocol_th24v20a.jpg","attrs":{"Brand Name":"TONHE","Model Number":"TH24V20A-220","Certification":"CE\u3001ISO9001","Place of Origin":"HeBei China"}}
{"title":"Dual Loop Control 24V DC Rectifier 20A Output 600W For Communication Systems","imgUrl":"https:\/\/img.chinax.com\/nimg\/82\/3d\/61c5f07a4c4d5e75fbdbcc629343-200x200-1\/dual_loop_control_24v_dc_rectifier_20a_output_600w_for_communication_systems_th24v20a_220.jpg","attrs":{"Brand Name":"TONHE","Model Number":"TH24V20A-220","Certification":"CE\u3001ISO9001","Place of Origin":"HeBei China"}}
{"title":"RS485 Interface 24V DC Rectifier Power Module 1.5 KW 50A Intelligent Parallel","imgUrl":"https:\/\/img.chinax.com\/nimg\/b0\/11\/bf9194913102a630145a3cc18098-200x200-1\/rs485_interface_24v_dc_rectifier_power_module_1_5_kw_50a_intelligent_parallel_th24t50zz.jpg","attrs":{"Brand Name":"TONHE","Model Number":"TH24T50ZZ","Certification":"CE\u3001ISO9001","Place of Origin":"HeBei China"}}
{"title":"Telecom & Industrial Systems Reliability Rectifier 24vdc TH24T50ZZ RS-485","imgUrl":"https:\/\/img.chinax.com\/nimg\/b0\/11\/bf9194913102a630145a3cc18098-200x200-1\/telecom_26_industrial_systems_reliability_rectifier_24vdc_th24t50zz_rs_485_interface.jpg","attrs":{"Brand Name":"TONHE","Model Number":"TH24T50ZZ","Certification":"CE\u3001ISO9001","Place of Origin":"HeBei China"}}
{"title":"Robust Standard 24 Volt Dc Rectifier Power Module With 1.5 KW Output Power 50A","imgUrl":"https:\/\/img.chinax.com\/nimg\/b0\/11\/bf9194913102a630145a3cc18098-200x200-1\/robust_standard_24_volt_dc_rectifier_power_module_with_1_5_kw_output_power_50a_th24t50zz.jpg","attrs":{"Brand Name":"TONHE","Model Number":"TH24T50ZZ","Certification":"CE\u3001ISO9001","Place of Origin":"HeBei China"}}
{"title":"24V DC Rectifier Power Module With 20A Output 600W Power And Natural Cooling","imgUrl":"https:\/\/img.chinax.com\/nimg\/82\/3d\/61c5f07a4c4d5e75fbdbcc629343-200x200-1\/24v_dc_rectifier_power_module_with_20a_output_600w_power_and_natural_cooling_th24v20a_220.jpg","attrs":{"Brand Name":"TONHE","Model Number":"TH24V20A-220","Certification":"CE\u3001ISO9001","Place of Origin":"HeBei China"}}
TH24V20A-220 is a high-performance intelligent communication power module independently developed by Tonhe, featuring world-leading resonant voltage-type dual-loop control resonant switching power supply technology. This 24V/20A standard output module delivers 600W power with high efficiency, compact design, and comprehensive protection functions.
Model Number
TH24V20A-220
Output Current
20A
Input Voltage
187V-286VAC/220V
Power
600W
Output Voltage
21V-29VDC/24V
Efficiency
≥90%
Current Sharing Imbalance
＜±5%
Working Temperature
-10℃～+40°C
Voltage Regulation Accuracy
≤±0.6%
Noise
≤50dB
Cooling
Natural-cooling
Communication Protocol
RS485
Dimensions (L*W*H)
325*263*139(mm)
Place of Origin
HeBei, China
Key Features & Benefits
220V AC/DC dual input with ±15% wide voltage tolerance for complex power grid environments
High efficiency up to ≥90% minimizes long-term operational costs
Natural cooling design with injection-molded panel for easy installation in space-constrained cabinets
Supports N+1 hot backup and parallel operation (up to 20+ modules)
Isolated autonomous current sharing with unevenness ≤±5%
Complete protection suite including output over-voltage, short circuit, over-temperature, and over-current protection
Standard RS-485 interface supporting TonHe/Modbus dual protocols
Digital tube display for real-time monitoring
Intelligent battery management with automatic equalizing/floating charge control and temperature compensation
Technical Specifications
Parameter
TH24V20A-220
TH48V10A-220
TH48D20ZZ-220
TH48D30ZZ-220
TH48V30A-110
Output Current (A)
20
10
20
30
30
Power (kW)
0.6
0.6
1.2
1.8
1.8
Input Voltage Range (VAC)
187-253VAC
187-253VAC
187-253VAC
187-253VAC
93-127VDC
Output Adjustable Range (VDC)
21-29
40-60
40-60
40-60
40-60
Voltage Regulation Accuracy
±0.6%
±0.6%
±0.6%
±0.6%
±0.6%
Efficiency
≥90%
≥90%
≥90%
≥90%
≥90%
Protection & Safety Features
Automatic Current Limiting: Operates in constant current mode when output exceeds set limit
Output Overvoltage Protection: Automatically stops output when voltage exceeds 30-31.5 VDC
Output Short-Circuit Protection: Self-protects and automatically recovers after fault removal
Insulation Strength: 1500 VAC for 1 min, 3 mA, no breakdown or arcing
Soft Start Time: 3S-8S
Peak-to-Peak Ripple Voltage: ≤200mV
Telephone Weighted Noise: ≤2mV
Product Images
Company Information & Support
Why Choose Tonhe?
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. Choose us for exceptional quality, reliable support, and proven value.
Quality Assurance
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.
Business Support
We provide 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.
Sample Orders
Yes, you can get sample orders to test our quality. The cost of samples is paid by the customer.
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...
