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  • SPST Automotive Electric Power Relay JD2912-1H-12VDC 80A 14VDC 4 Pins 12V Denso Japan Parts 061700-3771 12v Relay for Truck 320
  • SPST Automotive Electric Power Relay JD2912-1H-12VDC 80A 14VDC 4 Pins 12V Denso Japan Parts 061700-3771 12v Relay for Truck 320
  • SPST Automotive Electric Power Relay JD2912-1H-12VDC 80A 14VDC 4 Pins 12V Denso Japan Parts 061700-3771 12v Relay for Truck 320
  • SPST Automotive Electric Power Relay JD2912-1H-12VDC 80A 14VDC 4 Pins 12V Denso Japan Parts 061700-3771 12v Relay for Truck 320
  • SPST Automotive Electric Power Relay JD2912-1H-12VDC 80A 14VDC 4 Pins 12V Denso Japan Parts 061700-3771 12v Relay for Truck 320
  • SPST Automotive Electric Power Relay JD2912-1H-12VDC 80A 14VDC 4 Pins 12V Denso Japan Parts 061700-3771 12v Relay for Truck 320
SPST Automotive Electric Power Relay JD2912-1H-12VDC 80A 14VDC 4 Pins 12V Denso Japan Parts 061700-3771 12v Relay for Truck 320

SPST Automotive Electric Power Relay JD2912-1H-12VDC 80A 14VDC 4 Pins 12V Denso Japan Parts 061700-3771 12v Relay for Truck 320

  • 50 - 99 Pieces
    $1.10
  • >= 100 Pieces
    $0.90

Customization:

Customized logo（Min.Order: 500 pieces）
Customized packaging（Min.Order: 500 pieces）
Graphic customization（Min.Order: 500 pieces）
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SPST Automotive Electric Power Relay JD2912-1H-12VDC 80A 14VDC 4 Pins 12V Denso Japan Parts 061700-3771 12v Relay for Truck 320

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • High Current Handling: Designed to manage up to 80A at 12V DC, ideal for powering heavy-duty automotive systems like air conditioning, electric motors, or truck accessories.
  • Voltage Compatibility: Operates reliably within 12-14V DC, aligning with standard vehicle electrical systems.
  • SPST Configuration: A normally open (NO) relay configuration ensures precise circuit control for on/off applications.
  • Denso-Standard Compatibility: Meets specifications for Denso Japan parts (e.g., 061700-3771), ensuring seamless integration into Kenworth and other compatible vehicle models.

Key features

  • 1. High Current Handling Capacity

    • With an 80A rating, handle demanding automotive systems like truck air conditioning or electric motors.

  • 2. Voltage Compatibility for Universal Use

    • With 12-14VDC operation, ensure seamless integration into most vehicle electrical systems.

  • 3. Durable Heat-Resistant Construction

    • With a corrosion-resistant plastic body, withstand extreme engine bay temperatures and environmental stress.

  • 4. User-Friendly Terminal Design

    • With clearly labeled terminals (85, 86, 87, etc.), simplify installation and wiring processes.

  • 5. Commercial-Grade Reliability

    • Designed for continuous operation in heavy-duty truck systems, ensuring long-term durability and performance.

Product details

SPST Automotive Electric Power Relay JD2912-1H-12VDC 80A 14VDC 4 Pins 12V Denso Japan Parts 061700-3771 12v Relay for Truck 320

The SPST Automotive Electric Power Relay JD2912-1H-12VDC 80A 14VDC is a high-performance relay engineered for heavy-duty automotive applications. Designed for 12V systems with 14V compatibility, it supports up to 80A current handling, ensuring reliability in demanding environments like truck electrical systems. Its compact, 4-pin configuration and Denso Japan certification make it ideal for Kenworth vehicles (1988-1989 models) and compatible with Henschel and other automotive systems.

Technical specifications

FeatureSpecificationApplication Scenario
Voltage Compatibility12V DC (operates up to 14V DC)Ensures stability in fluctuating vehicle voltages
Current Rating80A maximumSupports high-power components like motors or AC systems
Relay TypeSPST (Single Pole Single Throw)Ideal for on/off control of electrical circuits
MaterialDurable plastic with heat/moisture resistanceWithstands harsh automotive environments
Pin Configuration4 pins (85, 86, 87, 88)Standard terminals for easy integration
CertificationDenso Japan (Part #061700-3771)Meets OEM standards for Kenworth and Henschel trucks

Customization guide

Adjustable parameters include terminal spacing and contact material to accommodate specialized wiring harnesses or extreme temperature ranges. For example, upgrading to silver-plated contacts improves conductivity in high-current scenarios.

Get inspired

With its 80A capacity and 14V tolerance, this relay ensures seamless operation of power-hungry systems in trucks. Whether managing air conditioning or engine accessories, it delivers reliable performance in compact, OEM-certified packaging.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Current Handling80A (Standard)80A + 15% surge80A + 30% surge*
Voltage Range12-14V DC12-16V DC12-24V DC
Temperature Tolerance-40°C to +85°C-50°C to +105°C-60°C to +125°C
Contact MaterialCopper alloySilver-plated copperPalladium-coated

Supplier's note

  1. Technical Breakthroughs:

    • 80A Current Capacity: Enables handling of heavy-duty truck systems like diesel engines or hydraulic pumps.
    • 14V Tolerance: Outperforms traditional 12V-only relays, ensuring stability in modern vehicle systems with voltage fluctuations.
    • Palladium Coating (Pro Model): Reduces contact resistance by 20% compared to standard models, enhancing longevity in corrosive environments.

  2. Optimal Version Selection:

    • Base Model: Ideal for standard trucks (e.g., Kenworth 1988-1989) requiring reliable 80A operation.
    • Advanced Model: Choose for harsh climates or systems with temporary power surges (e.g., winter heating systems).
    • Pro Model: Required for extreme conditions (e.g., mining trucks) needing 24V compatibility and -60°C resilience. With its triple-certified chemical resistance, it safely manages corrosive fluids in industrial applications.

Frequently asked questions

  • Which automotive relay model suits high-current applications in Kenworth trucks from 1988-1989?

  • How do I clean and maintain the terminals of a Denso Japan Parts 061700-3771 relay?

  • Plastic vs. Metal Relays: Which is better for automotive use?

  • Can this relay be customized for Henschel 12v1516aa truck systems?

  • Is the JD2912-1H-12VDC rated for 12V truck electrical systems?

  • Which relay handles 80A for truck air conditioning systems?

  • Does this relay withstand extreme temperatures in automotive environments?

  • What’s the correct wiring method for Denso Part 061700-3771 in Kenworth trucks?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Current HandlingHeavy-duty truck systems (e.g., AC, motors)Industry Standard: 50A (IEC 60947-5-1) ▲ Our Base: 80A (IEC 60947-5-1) ▲ Our Advanced: 100A (IEC 60947-5-1)Supports high-power loads like truck HVAC systemsRequires robust wiring for higher amperage
Voltage CompatibilityStandard/Enhanced vehicle systemsIndustry Standard: 12V only ▲ Our Base: 12–14V DC (ISO 6701-2) ▲ Our Advanced: 12–24V DC (ISO 6701-2)Works with fluctuating vehicle voltagesAdvanced versions may need voltage regulators
Relay TypeGeneral automotive circuitsIndustry Standard: SPST ▲ Our Base: SPST ▲ Our Advanced: DPST + SPST (IEC 60947-5-1)Simplifies wiring for single-circuit applicationsAdvanced versions add complexity for dual loads
MaterialHarsh environmental conditionsIndustry Standard: Metal (heat-resistant) ▲ Our Base: Plastic (UL94 V-0) ▲ Our Advanced: Composite (UL94 HB)Lightweight and cost-effective plastic designMetal offers better thermal stability
Design & Pin ConfigurationCompact installation spacesIndustry Standard: 5-pin ▲ Our Base: 4-pin (Denso standard) ▲ Our Advanced: 6-pin (ISO 7637-2)Saves space in tight vehicle panelsAdvanced versions require specialized connectors
Compatibility & CustomizationModel-specific applicationsIndustry Standard: Generic ▲ Our Base: Denso/Japan models (e.g., Kenworth 1988–1989) ▲ Our Advanced: Custom OEM codes (e.g., 061700-3771)Direct fit for Kenworth and Henschel modelsAdvanced versions may lack universal adaptability

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