All categories
Featured selections
Trade Assurance
Buyer Central
Help Center
Get the app
Become a supplier
Alibaba
Vehicle Parts & Accessories
Auto Electrical Systems
Auto Relays
  • WG9725584001 HOWO 24VDC Open Relay 40A
  • WG9725584001 HOWO 24VDC Open Relay 40A
  • WG9725584001 HOWO 24VDC Open Relay 40A
  • WG9725584001 HOWO 24VDC Open Relay 40A
  • WG9725584001 HOWO 24VDC Open Relay 40A
  • WG9725584001 HOWO 24VDC Open Relay 40A
WG9725584001 HOWO 24VDC Open Relay 40A
Ready to Ship
In stock Fast dispatch

WG9725584001 HOWO 24VDC Open Relay 40A

  • >= 4 Units
    $3

Customization:

Customized packaging（Min.Order: 200000 pieces）
View product details

WG9725584001 HOWO 24VDC Open Relay 40A

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • High Current Handling: Designed to manage up to 40A, enabling reliable operation in demanding automotive systems such as engine starting, lighting, and power steering.
  • Voltage Compatibility: 24VDC rating ensures seamless integration into standard automotive electrical systems, including trucks, buses, and heavy machinery.

Key features

  • 1. Durable Material Construction

    • With a corrosion-resistant plastic body and copper alloy terminals, ensure reliable performance in harsh automotive environments. The plastic withstands heat and moisture, while the metal terminals guarantee optimal electrical conductivity.

  • 2. Compact and User-Friendly Design

    • With its rectangular shape and flat top, the relay integrates seamlessly into tight automotive spaces. The three bottom terminals enable straightforward wiring, simplifying installation across various vehicle systems.

  • 3. High-Performance Current Handling

    • With a 40A current rating, handle power demands 33% higher than standard 30A automotive relays*. This supports heavy-duty applications like engine starting and power steering systems.

  • 4. Versatile Scenario Adaptability

    • Designed for both basic and complex automotive systems, this relay accommodates everything from lighting circuits to high-load components like air conditioning. Its 24V DC rating aligns with most automotive battery setups.

  • 5. Industry-Standard Compatibility

    • Manufactured to automotive industry standards*, this relay ensures safety and reliability. The part number (JD287) and model (WG9725584001/2) guarantee compatibility with Sinotruk HOWO and CNHTC vehicle systems.

Product details

WG9725584001 HOWO 24VDC Open Relay 40A

The WG9725584001 HOWO 24VDC Open Relay 40A is a rugged automotive relay engineered for high-reliability applications. Designed for 24V DC systems, it delivers 40A current capacity in a compact plastic housing with copper alloy terminals. Compatible with Sinotruk CNHTC Howo vehicles, this relay ensures seamless integration into automotive electrical systems.

Technical specifications

FeatureSpecificationApplication Scenario
MaterialPlastic body with copper alloy terminalsWithstands automotive heat/moisture exposure
Voltage Rating24V DCStandard for heavy-duty vehicle systems
Current Capacity40APowers engine starters, lighting, and HVAC
Terminal Configuration3-pin base terminalsDirect plug-and-play wiring solutions
CertificationComplies with ISO 7637-2 electromagnetic compatibilityEnsures interference-free operation in complex electrical networks

Customization guide

Adjust terminal configurations (e.g., spade/lug connectors) to meet specific wiring needs. Customize coil voltage or contact ratings for non-standard automotive systems.

Get inspired

With its 40A capacity and 24V DC compatibility, this relay is ideal for managing power distribution in trucks, buses, or industrial vehicles. Whether controlling lighting circuits or heavy-duty actuators, its robust design ensures long-term reliability.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Current Capacity40A48A (+20%)60A (+50%)
Operating Temperature-40°C to +85°C-40°C to +105°C-55°C to +125°C
Protection FeaturesStandard fuseOverload + short-circuit protectionTriple-layer surge protection

Supplier's note

  1. Technical Breakthroughs:

    • Material Innovation: Copper alloy terminals reduce contact resistance by 15% compared to aluminum, ensuring stable high-current performance.
    • Temperature Range: The Pro Model’s -55°C to +125°C rating exceeds industry standards by 30%, enabling use in extreme environments.
    • Surge Protection: The Pro’s triple-layer design blocks voltage spikes up to 2,000V, protecting sensitive automotive electronics.

  2. Version Selection Guide:

    • Base Model: Ideal for standard trucks requiring 40A load control (e.g., lighting systems).
    • Advanced Model: Choose for heavy-duty applications like air compressors or HVAC systems needing 48A reliability.
    • Pro Model: Essential for off-road vehicles or industrial machinery exposed to extreme temperatures and electrical surges. With its 60A capacity, it outperforms competitors by 20% in high-load scenarios.

Frequently asked questions

  • Which HOWO vehicle models is the WG9725584001 relay compatible with?

  • How do I maintain the terminals of the HOWO 24VDC relay for optimal performance?

  • Is the WG9725584001 relay UL or CE certified for automotive use?

  • Can the HOWO 24VDC relay be customized for specific terminal configurations?

  • What tools are required to install the HOWO 24VDC Open Relay 40A?

  • What is the maximum current capacity of the HOWO 24VDC relay, and what applications is it suitable for?

  • Does the HOWO relay’s plastic housing provide protection against heat and moisture in automotive environments?

  • Is the WG9725584001 relay compatible with both lighting and power steering systems in HOWO trucks?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Automotive RelaysVehicle electrical systems, engine control24V DC (ISO 6469), 40A (IEC 60947-5-1), UL 94 V-0 plastic housing▲ Compact design ▲ Durable for vibration ▲ 40A capacity (▲13% over industry avg)Limited to 40A ▲ Not suitable for industrial high-voltage systems (e.g., 240V)
Industrial RelaysManufacturing, power distribution240V AC (IEC 60947), 60A (▲25% over automotive), metal housing▲ High current handling ▲ Robust for heavy-duty environmentsBulky size ▲ Requires specialized installation ▲ Not automotive-certified
Heavy-Duty RelaysMining, construction equipment24V/120V (ISO 16750), 80A (▲66% over automotive), IP67-rated sealing▲ Extreme durability ▲ 80A capacity (▲100% over industry standard)Large footprint ▲ Higher cost ▲ Slower switching speed (▲50ms vs automotive)
Miniature RelaysElectronics, control panels12V DC (IEC 60947), 5A (▲-87.5% vs automotive), 15mm³ compact size▲ Ultra-compact ▲ Low power consumption (▲0.5W)Limited to 5A ▲ Not for automotive systems (e.g., engine starting)
Signal RelaysCommunication systems, sensors5V DC (IEC 60947), 1A (▲-97.5% vs automotive), 10ms switching speed (▲Fast)▲ Ultra-fast response ▲ Low energy use (▲0.1W)Not for high-current loads ▲ Fragile contacts ▲ Requires precise voltage
High-Temperature RelaysAutomotive engines, industrial furnaces24V DC (ISO 6469), 40A (same as automotive), -40°C to 125°C (▲50°C over standard)▲ Operates in extreme temps (▲125°C max) ▲ 40A capacityHigher cost ▲ Limited to 40A ▲ Less common in standard automotive setups

Related searches

oem ethernet switch boardethernet hub board3dog summer clothesdouble nozzle spray gunpressure feed spraydurable polyester cooler bagsoldering rework station hot air solderingluxury automatic watchcustomized leather coin pouchcustomized yoga mat100% boar bristle hair brushes hardchild nurse costumechild role play costumenursemetal wooden wall mounted rackNapoleon chair sashwater well auger drillcustom camshaft Honda Civicsherpa fabric recycledrecycled polyester sherpa fabricrecycled

The Product Description is generated by third-party, and Alibaba.com is not liable for any risks related to inaccuracies or the infringement of third-party rights.

The information in this Product Description may differ from the details on the product listing page on Alibaba.com. Additionally, the contents may not be updated in real-time with the product listing page on Alibaba.com, and there may be delays in reflecting the most updated information. The description on product listing page takes precedence. You shall not rely on this Product Description in making transaction decisions.

The comparison data is based on manufacturer information and industry standards. Actual results may vary depending on individual use cases. It is advisable to verify details with the supplier for the most accurate information.