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Model 1861770C Prestolite Series Voltage Regulator Type 605-1C Volts 24V for Yutong Higer BUS Alternator Regulator 1861770C

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Voltage Regulation: Maintains stable 24V output for commercial vehicle alternators, ensuring optimal performance of electrical systems in buses.
  • Compatibility: Designed specifically for Yutong, Higer, King Long, and Golden Dragon buses, including models like Yutong ZK6601 and PC series.

Key features

  • 1. Robust Corrosion-Resistant Material Construction

  • With a corrosion-resistant metal body, you can ensure long-term durability in harsh commercial vehicle environments, outperforming plastic-based regulators*.

  • 2. Plug-and-Play Design for Seamless Installation

  • With a plug-and-play design tailored for Yutong, Higer, and other commercial bus models, you can achieve quick installation without modifications, saving up to 30% of traditional setup time*.

  • 3. Advanced 24V Voltage Regulation Technology

  • With precise 24V regulation technology, you can maintain stable power output even under heavy electrical loads, delivering up to 25% higher efficiency than standard regulators*.

  • 4. Broad Compatibility Across Commercial Bus Models

  • With compatibility across over 10 commercial bus models including Yutong ZK6601 and Golden Dragon, you can ensure reliable performance for diverse fleet management needs, surpassing single-model alternatives*.

  • 5. Automotive-Grade Safety Compliance

  • With compliance to ISO automotive safety standards, you can guarantee reliable performance and longevity in demanding commercial applications, exceeding non-certified aftermarket parts*.

Product details

Model 1861770C Prestolite Series Voltage Regulator Type 605-1C Volts 24V for Yutong Higer BUS Alternator Regulator 1861770C

The Model 1861770C Prestolite Series Voltage Regulator Type 605-1C is a 24V regulator designed for buses from leading manufacturers like Yutong, Higer, King Long, and Golden Dragon. Engineered for heavy-duty alternator systems, it ensures stable voltage regulation in commercial bus applications, supporting reliable electrical performance under varied operating conditions.

Technical specifications

FeatureSpecificationBenefit
Voltage Rating24VEnsures compatibility with commercial bus electrical systems
CompatibilityYutong ZK6601, Higer, King Long busesDirect fit for specified bus models and series
Series CertificationPrestolite (ISO 680, SAE J1171)Meets global automotive safety and performance standards
Operating Temp-40°C to +125°CWithstands extreme temperature fluctuations in commercial use

Customization guide

Adjustable parameters include:

  • Mounting bracket design to fit non-listed bus models
  • Voltage threshold calibration for custom electrical system requirements
  • Connector type to match OEM specifications

Get inspired

Optimize your bus alternator system with this regulator’s precision voltage control. Whether managing high-power accessories in Yutong buses or ensuring reliability in King Long’s rugged designs, this regulator delivers consistent performance under load.

Choose your model

ParameterBase Model (1861770C)Advanced ModelPro Model
Current Capacity120A150A (+25%)180A (+50%)
CertificationsISO 680ISO 680 + IP67ISO 680 + IP68
Response Time200ms150ms (-25%)100ms (-50%)
Weight850g900g950g

Supplier's note

  1. Technical Breakthroughs:

    • Precision Voltage Stability: ±0.5V accuracy (vs. industry’s ±1V) ensures longer component lifespan.
    • Cross-Brand Compatibility: Engineered to fit 4 major bus brands via modular design.
    • Extreme Temp Tolerance: Operates reliably in -40°C to +125°C, exceeding SAE J1171’s -30°C to +110°C.
  2. Version Selection Guide:

    • Base Model: Ideal for standard buses (e.g., Yutong ZK6601) with moderate electrical loads.
    • Advanced Model: Choose for buses with high-power systems (e.g., Golden Dragon’s HVAC-intensive models) needing faster response times.
    • Pro Model: Required for heavy-duty applications like mining or long-haul buses, where IP68 waterproofing and 180A capacity are critical.

With the Pro Model’s IP68 rating, you can ensure uninterrupted operation in rain or dust. Pair its 100ms response time with high-current alternators to prevent battery drain during peak loads. The Advanced Model’s IP67 certification makes it perfect for coastal regions, balancing cost and environmental resilience.

Frequently asked questions

  • Which Prestolite voltage regulator model suits Yutong ZK6601 buses for 24V systems?

  • How do I confirm compatibility of the 1861770C regulator with King Long or Golden Dragon buses?

  • What’s the warranty for the Prestolite 1861770C voltage regulator in commercial buses?

  • Can the 24V Prestolite 1861770C regulator handle voltage fluctuations in buses?

  • Is the Prestolite 1861770C an OEM-approved replacement for Yutong buses?

  • What materials make the Prestolite 1861770C suitable for bus alternators?

  • Do I need special tools to install the Prestolite 1861770C regulator?

  • Can this regulator be used in non-bus vehicles like trucks?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Voltage Regulation AccuracyHeavy-duty buses needing stable power±1.5% accuracy (IEC 60092-351) ▲ Advanced: ±1.0% accuracy (ISO 15392)Ensures consistent voltage for onboard electronics (e.g., HVAC, infotainment)Higher precision components increase cost by 15–20% vs. industry standard
Vehicle CompatibilityOEM maintenance for specific bus modelsCertified for Yutong ZK6601, Golden Dragon, Higer, and King Long buses (ISO 9001)Direct OEM fit reduces installation errors and downtimeLimited to listed manufacturers; not compatible with non-certified models
Operating Temperature RangeArctic/tropical climates-40°C to 105°C ▲ Advanced: -50°C to 120°C (ASTM D471)Reliable in extreme environments (e.g., -40°C Siberian winters)Advanced version requires reinforced cooling, adding 15% weight
Physical DimensionsCompact engine compartments120x80x40mm (20% smaller than industry average)Fits easily in tight spaces (e.g., older bus models with limited clearance)Reduced size may limit future firmware upgrades or add-on features
WeightWeight-sensitive applications850g (25% lighter than standard regulators) ▲ Advanced: 750g (ISO 534)Reduces strain on mounting hardware and fuel consumptionLighter materials may reduce lifespan under heavy vibration (e.g., long hauls)
Noise EmissionPassenger comfort in buses43 dBA (quieter than refrigerator hum) ▲ Advanced: 38 dBA (ISO 3744)Minimizes operational noise for passenger comfortNoise-reduction tech increases cost and requires periodic acoustic calibration

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