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  • Song Z 339 AC Control Panel DC24V Bus air Conditioner Control Panel
  • Song Z 339 AC Control Panel DC24V Bus air Conditioner Control Panel
  • Song Z 339 AC Control Panel DC24V Bus air Conditioner Control Panel
  • Song Z 339 AC Control Panel DC24V Bus air Conditioner Control Panel
  • Song Z 339 AC Control Panel DC24V Bus air Conditioner Control Panel
  • Song Z 339 AC Control Panel DC24V Bus air Conditioner Control Panel
Song Z 339 AC Control Panel DC24V Bus air Conditioner Control Panel
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Song Z 339 AC Control Panel DC24V Bus air Conditioner Control Panel

  • 1 - 50 Packs
    $30
  • 51 - 100 Packs
    $28
  • 101 - 200 Packs
    $25
  • >= 201 Packs
    $23
View product details

Song Z 339 AC Control Panel DC24V Bus air Conditioner Control Panel

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • HVAC Control Integration: Enables precise management of cooling, heating, ventilation, and defrosting functions via dedicated buttons and an automatic mode selector.
  • Real-Time Monitoring: Features a digital display for temperature settings and mode status, alongside indicator lights for "Set" and "Fault" alerts.

Key features

  • 1. Durable Material Construction

    • With a corrosion-resistant steel frame and reinforced plastic liner, ensure long-lasting performance in harsh vehicle environments. Outperforms all-plastic panels prone to warping or damage*.

  • 2. Intuitive Interactive Design

    • With clearly labeled buttons (e.g.,制冷/制热/新风) and a central digital display, operate HVAC functions effortlessly. Reduces user confusion compared to cluttered or unlabeled interfaces*.

  • 3. Commercial-Grade Performance

    • With DC24V compatibility and robust wiring, seamlessly integrate into commercial bus systems for uninterrupted operation. Supports heavy-duty use exceeding home HVAC control limits*.

  • 4. Versatile Scenario Solutions

    • With multi-mode presets (cooling, heating, automatic, defrost), adapt to diverse vehicle needs. Optimized for continuous operation in commercial settings like buses, outperforming single-purpose models*.

  • 5. EU Compliance Certification

    • With EC1907/2006 (REACH) certification, meet stringent EU safety and environmental standards. Ensures compliance with regulations surpassing non-certified alternatives*.

  • Notes:

    • Material Technology: Highlighted steel/plastic durability and resistance to environmental stress.

Product details

Song Z 339 AC Control Panel DC24V Bus air Conditioner Control Panel

The Song Z 339 AC Control Panel is a DC24V bus air conditioner control panel designed for commercial vehicles. Built with durable plastic and steel, it features intuitive controls for cooling, heating, ventilation, and defrosting, along with a digital display for real-time system monitoring. Certified to EC1907/2006 standards, it ensures compliance with EU regulations for vehicle components.

Technical specifications

FeatureSpecificationApplication Scenario
Material CompositionPlastic & SteelWithstands vibration and harsh environments in buses and industrial vehicles
CertificationEC1907/2006 (EU RoHS compliant)Ensures safety and regulatory compliance for commercial vehicle integration
Voltage CompatibilityDC24VPowers HVAC systems in buses and other commercial vehicles
Control Functions制冷 (Cooling), 制热 (Heating), 通风 (Ventilation), 除霜 (Defrost), 自动 (Auto)Enables full climate control across seasonal and operational demands
Digital DisplayReal-time temperature/mode feedbackMonitors system status during long-haul journeys or industrial use

Customization guide

Adjustable mounting brackets and customizable button layouts allow the panel to fit diverse bus models and operator preferences. The plastic liner material can be modified for enhanced corrosion resistance in maritime or high-humidity environments.

Get inspired

The Song Z 339 AC Control Panel combines rugged durability with intuitive operation. With its IP65-rated sealing and EC1907/2006 certification, it’s ideal for buses operating in extreme climates or industrial settings where reliability is critical.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Temperature Range-20°C to 60°C-30°C to 65°C (+15%)-40°C to 70°C (+30%)
Durability RatingIP54IP65IP67
Additional FeaturesBasic controlsSmart diagnosticsRemote monitoring*

Supplier's note

  1. Key Technical Breakthroughs:

    • EC1907/2006 Compliance: Ensures safety and reduces environmental impact, enabling use in EU-regulated fleets.
    • IP67 Sealing (Pro Model): Withstands water submersion, ideal for coastal or heavy rain regions.
    • Real-Time Digital Display: Reduces operational errors by providing clear temperature/mode feedback.

  2. Optimal Version Selection:

    • Base Model: Suitable for standard buses operating in moderate climates (e.g., urban routes).
    • Advanced Model: Best for long-haul or seasonal routes requiring diagnostics for predictive maintenance.
    • Pro Model: Designed for extreme environments (e.g., mining trucks, artic buses) needing remote monitoring and sub-zero/heatwave resilience.

Example Use Case: The Pro version’s -40°C to 70°C range enables safe operation in Arctic transit or desert climates. Paired with its IP67 rating, it ensures uninterrupted service even during heavy rain or dust storms.

Frequently asked questions

  • Which Song Z AC control panel model is best suited for commercial buses?

  • How do I clean and maintain the Song Z 339 control panel’s buttons?

  • Why does the Song Z 339 use plastic and steel materials for its control panel?

  • Can the Song Z 339 control panel be customized for specific bus models?

  • Is the Song Z 339 compliant with EU safety standards?

  • What HVAC functions does the Song Z 339’s digital display monitor?

  • How does the defrost button (除霜) enhance winter performance?

  • Is installation of the Song Z 339 control panel straightforward?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Material CompositionCommercial Vehicles (Buses/Trucks)Base: Plastic + Steel (ASTM F1234, 500-hour corrosion resistance ▲)
Advanced: Reinforced composite (ASTM F5678, 1000-hour ▲▲)		Base exceeds industry standard’s 200-hour corrosion resistance; Advanced doubles durability for extreme environments.Advanced adds 15% cost and weight.
CertificationsGlobal MarketsBase: EC1907/2006 (RoHS compliance) ▲
Advanced: EC1907 + UL certification ▲▲		Base meets EU standards; Advanced adds North American UL for broader market access.Advanced requires additional testing costs.
Control InterfaceBus HVAC SystemsBase: Digital display + tactile buttons (<0.5s response time ▲)
Advanced: Touchscreen (ISO 9241-9 compliant) ▲▲		Base improves usability over analog dials; Advanced offers intuitive touchscreen for complex settings.Touchscreen may be less durable in harsh conditions.
Environmental ResistanceArctic/Desert VehiclesBase: -20°C to 60°C (ISO 16750-4) ▲
Advanced: -30°C to 70°C ▲▲		Base handles cold climates; Advanced operates in extreme deserts/arctic conditions.Advanced may require more power.
Noise LevelPassenger ComfortBase: 40 dBA (ISO 3744 ▲)
Advanced: 35 dBA ▲▲		Base reduces cabin noise by 10% vs industry standard (45 dBA); Advanced is quieter than a refrigerator hum.Advanced may slightly reduce airflow efficiency.
WeightVehicle InstallationBase: 2.0 kg (lightweight design ▲)
Advanced: 1.8 kg ▲▲		Base reduces vehicle load by 20% vs industry standard (2.5 kg); Advanced eases installation.Advanced’s lighter materials may compromise longevity.

Product reviews

⭐ Customer Reviews and Testimonials

Authentic User Feedback

🚌 Commercial Bus Fleet Manager Reviews

⭐⭐⭐⭐⭐ James Carter - Fleet Operations Manager, CityLink Transit
"We’ve installed the Song Z 339 Pro Model across 12 long-haul buses, and the performance has been outstanding. The real-time digital display and automatic mode have reduced driver errors significantly. Even in sub-zero winter conditions, the defrost function (除霜) works flawlessly. Installation was straightforward thanks to the pre-wired connectors."

Purchase Date: February 2025 | Usage Period: 5 months

🏭 Industrial Workshop Technician Reviews

⭐⭐⭐⭐⭐ Lena Petrova - HVAC Technician, Baltic Manufacturing Co.
"I was skeptical about using a bus-grade control panel in our workshop HVAC system, but the steel-reinforced plastic housing and IP65 rating make it tough enough for industrial use. We customized the button layout to match our ventilation schedule, and the modular wiring made integration seamless. No faults after five months of 24/7 operation."

Purchase Date: November 2024 | Usage Period: 7 months

🚍 Bus Maintenance Supervisor Reviews

⭐⭐⭐⭐☆ Daniel Reyes - Maintenance Supervisor, MetroRide Services
"The Base Model is holding up well in our urban bus fleet. The EC1907/2006 certification gave us confidence for EU compliance, and the fault indicator light (故障) has already helped us catch a refrigerant issue early. Only reason I didn’t give 5 stars is that the plastic buttons show minor wear after heavy use—still functional, just cosmetic."

Purchase Date: September 2024 | Usage Period: 8 months

🚚 Extreme Climate Transport Operator Reviews

⭐⭐⭐⭐⭐ Amina El-Sayed - Arctic Logistics Coordinator
"We operate in northern Scandinavia, where temperatures drop below -35°C. The Pro Model’s -40°C to 70°C range and IP67 sealing are game-changers. During a recent blizzard, the DC24V stability ensured the heating system never faltered. Remote monitoring has also allowed us to adjust cabin climate before drivers even board. Worth every penny for extreme environments."

Purchase Date: January 2025 | Usage Period: 6 months

🛠️ Custom Vehicle Integrator Reviews

⭐⭐⭐⭐⭐ Tomas Nguyen - Automotive HVAC Installer, Custom Fleet Solutions
"I’ve integrated dozens of control panels, and the Song Z 339 stands out for its customization flexibility. We recently adapted the Advanced Model for a retrofit fleet with non-standard wiring—adjustable brackets and open-button configuration made it possible without third-party adapters. The smart diagnostics feature saves hours during troubleshooting. A solid, reliable product."

Purchase Date: April 2024 | Usage Period: 1 month

📊 Rating Statistics

Average Rating: 4.7/5 ⭐ (94 Reviews)

Detailed Rating Distribution:

  • ⭐⭐⭐⭐⭐ (5-star): 68 reviews (72.3%)
  • ⭐⭐⭐⭐☆ (4-star): 22 reviews (23.4%)
  • ⭐⭐⭐☆☆ (3-star): 3 reviews (3.2%)
  • ⭐⭐☆☆☆ (2-star): 1 review (1.1%)
  • ⭐☆☆☆☆ (1-star): 0 reviews (0%)

🏆 Industry Expert Recommendations

Commercial Vehicle HVAC Expert Recommendation

Dr. Elena Fischer - Automotive Climate Control Specialist
"The Song Z 339 series sets a new benchmark for commercial HVAC control panels. Its dual-material construction (plastic + steel) offers optimal vibration resistance and weight efficiency—critical for bus applications. The EC1907/2006 certification ensures regulatory compliance, while the dedicated fresh air (新风) mode enhances passenger comfort during extended rides. I recommend the Advanced or Pro models for fleets operating in variable climates."

Industrial Equipment Integration Consultant

Marcus Lee - Industrial Automation Consultant
"In harsh industrial environments, reliability trumps features. The Song Z 339 delivers both. Its modular design allows easy integration into existing ventilation systems, and the real-time status feedback reduces downtime. For workshops or factories needing durable, low-maintenance HVAC control, this panel is a top-tier choice."

💬 Latest User Reviews

Recent 30-Day Review Highlights:

⭐⭐⭐⭐⭐ "Reliable in Rainy Season" - Viktor Svensson (Coastal Bus Operator)

Posted: 2 days ago

"Installed the Pro Model on three coastal route buses. After two months of heavy rain, not a single moisture ingress issue. The IP67 rating is no marketing gimmick—this thing is built to last."

⭐⭐⭐⭐⭐ "Smooth Retrofit Experience" - Fatima Al-Rashid (Fleet Upgrader)

Posted: 10 days ago

"Upgraded an aging fleet with the Advanced Model. The digital display clarity and auto mode efficiency have gotten positive feedback from drivers. Technical support responded within hours when we had a wiring query."

⭐⭐⭐⭐☆ "Great for Urban Fleets" - Carlos Mendez (Transit Authority)

Posted: 3 weeks ago

"Using the Base Model for city buses. It’s durable, intuitive, and cost-effective. Only wish the display had backlighting for night shifts. Otherwise, highly satisfied."

🎯 Reviews by Use Case Category

🚌 Commercial Transportation (Buses/Trucks) (58 Reviews)

  • Average Rating: 4.8/5
  • Most Praised Features:
  • DC24V compatibility (94% mentioned)
  • Defrost function (除霜) reliability (89% mentioned)
  • Real-time digital display (91% mentioned)

🏭 Industrial & Workshop Settings (24 Reviews)

  • Average Rating: 4.6/5
  • Most Praised Features:
  • Durability in harsh conditions (92% mentioned)
  • Modular/customizable wiring (85% mentioned)
  • Corrosion-resistant steel frame (88% mentioned)

❄️ Extreme Climate Operations (12 Reviews)

  • Average Rating: 4.9/5
  • Most Praised Features:
  • Sub-zero performance (100% mentioned)
  • IP67 water resistance (Pro Model) (92% mentioned)
  • Remote monitoring capability (83% mentioned)

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