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{"title":"DA810S DC12V\/24V Dual Voltage Truck Refrigeration Unit Control Panel with 30A","imgUrl":"https:\/\/img.chinax.com\/nimg\/f1\/03\/02db5f66d88c3b640164a72ca6c9-200x200-1\/da810s_dc12v_2f24v_dual_voltage_truck_refrigeration_unit_control_panel_with_30a_condenser_fan_and_30a_evaporator_fan_for_reefer_tr.jpg","attrs":{"Place of Origin":"CHINA","Delivery Time":"20","Packaging Details":"WOODEN CASE\/CARTOON","Evaporator Fan":"30A"}}
{"title":"DA778-HK 24V DC Refrigeration Control Box with Sealed Dustproof & Waterproof","imgUrl":"https:\/\/img.chinax.com\/nimg\/59\/90\/7296e4b3dc6484eb20d36af2a29e-200x200-1\/da778_hk_24v_dc_refrigeration_control_box_with_sealed_dustproof_26_waterproof_enclosure_and_color_coded_wiring_terminals.jpg","attrs":{"Rated Voltage":"DC24V","Payment Terms":"L\/C,T\/T","Application Scenarios":"Refrigerated Truck, Cold Chain Transport, Cold Storage, Industrial Refrigeration, Commercial Refrigeration, Van Refrigeration Unit, Mobile Cooling System","Price":"negotiation"}}
{"title":"High Pressure Switch for R404a Refrigerant with 3.2MPa Open and 2.6MPa Close","imgUrl":"https:\/\/img.chinax.com\/nimg\/7e\/4b\/8c5e09029ca7f098e4f08d9072d3-200x200-1\/high_pressure_switch_for_r404a_refrigerant_with_3_2mpa_open_and_2_6mpa_close_pressure_for_refrigeration_systems.jpg","attrs":{"Place of Origin":"CHINA","Open Pressure":"3.2MPa","Price":"negotiation","Delivery Time":"20"}}
{"title":"DA778F-HK 12V DC Refrigeration Control Box with Sealed Dustproof & Waterproof","imgUrl":"https:\/\/img.chinax.com\/nimg\/ae\/d3\/7f452b80a3a0fb3126b107717de9-200x200-1\/da778f_hk_12v_dc_refrigeration_control_box_with_sealed_dustproof_26_waterproof_enclosure_and_3_way_evaporator_fan_control.jpg","attrs":{"Rated Voltage":"DC12V","Price":"negotiation","Protection Level":"Sealed Dustproof & Waterproof Enclosure","Standard Connectors":"DJ7041-4.8-21, DJ7031-4.8-21, DJ7021D-2.8-11"}}
{"title":"R404a Refrigerant Low Pressure Control Switch with 0.02MPa Open and 0.15MPa","imgUrl":"https:\/\/img.chinax.com\/nimg\/ce\/57\/860b58c712425b1e7ab05b705553-200x200-1\/r404a_refrigerant_low_pressure_control_switch_with_0_02mpa_open_and_0_15mpa_close_for_under_pressure_protection_in_hvac_systems.jpg","attrs":{"Model Number":"LOW PRESSURE","Open Pressure":"0.02MPa","Supply Ability":"1000","Delivery Time":"20"}}
YINHUASHENG DP450E Control Panel, DC 12V/24V, for Truck Refrigeration Units
Product Overview
HUASHENG HUOXING DP450E Control Panel is a high-performance temperature controller specifically designed for HUASHENG truck refrigeration units, cold chain transport systems, and on-board refrigeration equipment. It provides precise temperature regulation, multi-mode operation, and real-time fault monitoring, ensuring stable, efficient operation of refrigeration systems for perishable goods transport.
With a 12V/24V DC wide voltage design, this controller is compatible with most commercial vehicle refrigeration systems, making it an ideal OEM replacement and aftermarket solution for truck refrigeration maintenance.
Key Features
Wide Voltage Compatibility: Supports DC 12V and 24V systems, suitable for all common truck refrigeration units
Intuitive Operation: User-friendly button layout with power, mode, defrost, setting, and up/down controls
Precise Temperature Control: Accurate temperature regulation for consistent cold chain performance
Real-Time Fault Monitoring: Built-in fault code table (Model 450E) for quick troubleshooting and maintenance
Vehicle-Grade Durability: Robust construction to withstand vibration, temperature extremes, and road conditions
Plug-and-Play Design: Direct replacement for HUASHENG refrigeration units, easy installation
Multi-Mode Operation: Supports cooling, defrost, and fan control modes for flexible system management
Clear Digital Display: High-visibility screen for real-time temperature and system status monitoring
Technical Specifications
Parameter
Specification
Brand
HUASHENG HUOXING (Sichuan YINHUASHENG Technology)
Model
DP450E
Operating Voltage
DC 12V / 24V (Wide Voltage)
Product Type
Truck Refrigeration Control Panel / Temperature Controller
Display
Digital LCD Screen
Control Functions
Power, Mode, Defrost, Setting, Temperature Adjustment
Fault Code Support
DP450E Fault Code Table (450E Series)
Compatibility
HUASHENG Truck Refrigeration Units (Fuel & New Energy Models)
Operating Temperature
-40°C ~ +85°C
Installation
Panel Mounted
Application
Cold Chain Transport, Truck Refrigeration, Vehicle HVAC/R Systems
Fault Code Table (DP450E / 450E Series)
Fault Code
Description
OPE1
Inside temp. sensor open circuit
SHr-1
Inside temp. sensor short circuit
OPE2
Defrost sensor open circuit
SHr-2
Defrost sensor short circuit
HUE~
Voltage too high
LUE~
Voltage too low
HPEr
Pressure too high
LPE~
Pressure too low
FU01
Compressor fuse block
FU02
Condenser fan relay
FU03
Evaporation fan relay
FU04
Defrosting valve from
Applications
HUASHENG HUOXING truck refrigeration units (HT1390, EV280-EV400, etc.)
Cold chain transport vehicles (trucks, vans, trailers)
On-board refrigeration systems for commercial vehicles
Refrigerated compartment temperature control
Aftermarket replacement for truck refrigeration controllers
Mobile cold chain logistics equipment
Why Choose HUASHENG DP450E Control Panel?
100% Original Genuine Part: Directly manufactured by Sichuan YINHUASHENG Technology, a leading truck refrigeration system manufacturer
Perfect Compatibility: Exact fit for HUASHENG refrigeration units, no modification required
Vehicle-Grade Reliability: Built to withstand the rigors of long-haul cold chain transport
Easy Troubleshooting: Built-in fault code table for quick maintenance and repair
Cost-Effective Solution: Competitive pricing for reliable replacement parts
Easy Installation: Plug-and-play design for quick replacement
Technical Support: Full after-sales service and technical documentation
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer
Year Established:
2018
Total Annual:
400000-600000
Employee Number:
100~150
Ecer Certification：
Verified Supplier
Sichuan Yinhuasheng Technology Co., Ltd. is a wholly-owned company specializing in R&D, production, and sales of transport refrigeration systems. The company always adheres to the product strategy of "high efficiency, energy saving, and environmental protection" and the technical marketing ... Sichuan Yinhuasheng Technology Co., Ltd. is a wholly-owned company specializing in R&D, production, and sales of transport refrigeration systems. The company always adheres to the product strategy of "high efficiency, energy saving, and environmental protection" and the technical marketing ...
