Our 24V 2600W DC air conditioner maximizes comfort and lowers fuel costs. Designed as a parking air conditioner for heavy trucks, RVs, and commercial fleets, it provides powerful cooling of 2600W (about 8870 BTU). It runs directly from the vehicle battery, allowing drivers to rest comfortably without idling. This high-efficiency DC air conditioner greatly reduces engine wear and cuts fuel expenses. Whether you need a rooftop or a split-system unit, our system delivers reliable operation, even in extreme heat. We offer factory-direct wholesale prices and OEM DC air conditioning solutions for importers and distributors worldwide.
Key Features of the 24V DC Air Conditioner
Our 24V 2600W DC air conditioner combines strong cooling power with smart energy management. Built for the tough demands of the transportation industry, this unit ensures driver comfort and operational efficiency.
High-Performance 2600W Cooling Capacity
Don’t let the heat slow you down. This air conditioner delivers 2600 watts of cooling power, equal to about 8870 BTU. It quickly lowers the temperature in truck sleeper cabs, RVs, and construction machinery cabs, even in extremely hot climates.
Energy-Saving Inverter DC Compressor
We use an advanced inverter DC compressor that automatically adjusts its speed based on the cabin temperature. Unlike traditional start-stop compressors, this technology cuts energy waste and keeps the temperature steady. It ensures your 24V vehicle air conditioner runs longer on battery power.
Smart Low-Voltage Protection
No more worries about draining your truck battery. Our smart control system monitors battery voltage in real time. If the voltage drops below a safe level (usually around 21.5V), the system shuts down automatically. This makes sure the engine always has enough power to start.
Quiet Brushless Motor Design
Drivers need uninterrupted rest. We use brushless fans and vibration-damping compressor mounts to keep noise to a minimum. The unit runs quietly, letting drivers sleep soundly during required breaks, free from the rumble of an idling engine.
Flexible Installation: Roof or Split Type
Every vehicle is different. We offer two setups to meet your fleet needs:
Rooftop Air Conditioner: An all-in-one unit that mounts easily on the roof, saving space inside the cab.
Split-System Air Conditioner: Separates the condenser and evaporator. Ideal for vehicles with limited roof space or complex layouts.
Technical Specifications – 24V 2600W DC Air Conditioner
Check the detailed specs below to see if this product fits your fleet. Our 24V DC air conditioner is designed to deliver high cooling power with low energy use.
| Specification | Parameter / Value |
|---|---|
| Product Model | 24V-2600W-DC Series |
| Rated Voltage | DC 24V |
| Cooling Capacity | 2600W (Approx. 8,870 BTU/h) |
| Rated Power Consumption | 600W – 950W (Eco / Max Mode) |
| Rated Current (Amps) | 25A – 40A |
| Compressor Type | DC Inverter Electric Scroll Compressor |
| Refrigerant | R134a (Eco-Friendly, Pre-filled 600g) |
| Air Flow Volume | 600 m³/h |
| Low Voltage Protection | 21.5V (Adjustable) |
| Noise Level | ≤ 45dB (Sleep Mode) |
| Operating Temperature | -5°C to +55°C |
| Unit Weight | 32 kg (70.5 lbs) |
| Outdoor Unit Dimensions | 970mm (L) x 858mm (W) x 150mm (H) |
| Indoor Unit Dimensions | 500mm (L) x 300mm (W) x 120mm (H) |
| Application | Truck Sleeper Cabs, RVs, Construction Machinery, Boats |
Guide to Power Use and Battery Runtime
Understanding your vehicle’s power use is key for fleet managers and drivers. This guide explains how our 24V 2600W DC air conditioner works with your vehicle’s battery system, so you can plan overnight rest without idling.
How Many Amps Does a 24V 2600W Air Conditioner Use?
“2600W” refers to the cooling capacity (heat removed), not the power drawn from the battery. The actual input power ranges from 600W (Eco Mode) to 950W (Max Cooling) .
To calculate current, use this formula:
Watts (Input Power) ÷ Volts = Amps
Maximum Load: 950W ÷ 24V ≈ 39.5 Amps
Eco Mode: 600W ÷ 24V ≈ 25.0 Amps
Example of Truck Runtime Calculation
How long can a 24V DC air conditioner run with the engine off? It depends on battery capacity and outside temperature.
Let’s calculate runtime for a standard heavy truck with a 24V 200Ah lead-acid battery bank:
Total Capacity: 200 Amp-hours (Ah).
Usable Capacity: Lead-acid batteries should not discharge below 50%. You have about 100Ah of usable capacity.
Scenario A (Hot Weather / Max Cooling):
Current draw: About 40 amps.
Runtime: 100Ah ÷ 40A = 2.5 hours.
Scenario B (Nighttime / Eco Mode):
Current draw: About 25 amps.
Runtime: 100Ah ÷ 25A = 4 hours.
*Note: Lithium batteries (LiFePO4) allow deeper discharge (up to 80-90%), which can double runtime estimates.*
Recommended Battery Capacity
To ensure a full 8 hours of rest without idling, we suggest:
Standard Cooling: Minimum 220Ah Lead-Acid or 150Ah Lithium Battery.
Heavy Load / High Heat: Minimum 300Ah Lead-Acid or 240Ah Lithium Battery.
Auxiliary Charging: Adding solar panels or a DC-DC charger can greatly extend runtime.
Applications of the 24V Vehicle Air Conditioner
Our 24V 2600W DC air conditioner is a versatile cooling solution for many mobile and off-grid uses. Whether you manage a logistics fleet or build specialized machinery, this unit provides reliable temperature control where standard AC power is not available.
Truck Sleeper Cab Air Conditioning
This is the main use for our parking air conditioner. It lets long-haul truck drivers keep their cab comfortable during required rest periods without idling the engine. It fits most major heavy truck brands, including Volvo, Scania, MAN, Mercedes-Benz, Freightliner, and Kenworth.
Construction and Agricultural Machinery
Heavy equipment operators face extreme heat and dusty conditions. Our construction vehicle air conditioner units have anti-vibration components, making them ideal for:
Excavators and wheel loaders
Cranes and forklifts
Tractors and harvesters (agricultural vehicle air conditioning)
Rollers and motor graders
24V Air Conditioner for RVs and Campers
For off-grid enthusiasts, this 24V rooftop air conditioner removes the need for shore power and noisy generators. It works perfectly with solar-charged battery banks and is great for:
Overland vehicles
RVs and camper vans
Off-road trailers
Electric Buses and Multi-Purpose Vehicles
As fleets go electric, efficient DC cooling is essential. This unit works as a main or auxiliary AC for 24V electric vehicles, including:
Minibuses and shuttle vans
Last-mile delivery vans
Airport ground support equipment
Neighborhood Electric Vehicles (NEVs)
Mobile Refrigeration and Special Uses
Beyond driver comfort, our 24V DC air conditioner protects sensitive cargo and equipment. It is often used for:
Mobile refrigeration systems for small delivery trucks.
Mobile medical clinics and blood donation vans.
Telecom shelter cooling (DC powered).
Installation and System Integration
Proper installation ensures your 24V 2600W DC air conditioner runs efficiently and lasts a long time. Our product is designed for easy integration into various vehicles, minimizing fleet downtime.
Rooftop Installation Requirements
Our rooftop air conditioner model fits standard vehicle skylight openings (usually 355mm x 355mm or 14in x 14in).
Sealing: Use the provided waterproof foam gasket to prevent leaks.
Support: Make sure the roof structure can bear the unit’s weight (32 kg). Reinforce the opening if needed.
Angle: The unit can operate at a tilt of up to 20 degrees, so it works on uneven terrain.
Split-System Air Conditioner Installation
For vehicles with limited roof space or low clearance, the split-system air conditioner offers flexibility.
Outdoor Unit: Can be mounted vertically behind the cab or horizontally under the chassis. Ensure at least 10cm of clearance around the fan for airflow.
Indoor Unit: Mounts on the inner wall of the sleeper cab.
Hoses: Carefully connect the pre-charged refrigerant hoses, avoiding kinks.
Wiring and Safety Guidelines (Important)
DC Rooftop air conditioners draw significant power. Correct wiring is crucial to prevent voltage drop and overheating.
Direct Connection: Always connect power wires directly to the battery terminals, not to the fuse box or ignition switch.
Cable Size: Use the included heavy-gauge cable (typically 6 AWG or 10mm²). If you need to extend the cable, increase the thickness to prevent power loss.
Circuit Protection: Install the included 100A fuse or circuit breaker close to the positive battery terminal.
Maintenance Tips
Keep your 24V mobile cooling unit in top shape with simple upkeep:
Clean Air Filters: Remove and clean the indoor air filter every two weeks to maintain airflow.
Check the Condenser: Inspect the outdoor unit monthly. Clear leaves, dust, or debris blocking the fins.
Inspect Mounting Brackets: Vibration while driving can loosen bolts. Check and tighten mounting hardware every 6 months.
FAQ – 24V 2600W DC Air Conditioner
Get quick answers to common technical questions about our 24V vehicle air conditioner to help you choose the right model for your fleet.
How many amps does a 24V 2600W air conditioner use?
A 24V 2600W DC air conditioner typically draws 25 to 40 amps, depending on the cooling mode. In Eco Mode, it uses about 600W (25 amps). In Max Cooling mode, it uses up to 950W (40 amps).
How many BTU is a 2600W air conditioner?
2600W of cooling capacity equals about 8870 BTU/h. This provides enough cooling for standard truck sleeper cabs, mid-sized RVs, and heavy machinery cabs.
Can a 24V DC air conditioner run directly from a battery?
Yes. Our unit is designed to run directly from the vehicle’s auxiliary battery bank. This allows the system to operate with the engine off, saving fuel and reducing engine wear.
What battery capacity do I need for a 2600W 24V AC?
For 6-8 hours of continuous operation (a full night’s rest) without idling, we recommend a minimum battery bank of 220Ah (Lead-Acid) or 150Ah (Lithium/LiFePO4) .
Which is more efficient, 12V RV AC or 24V RV AC?
A 24V RV air conditioner is generally more efficient than a 12v ac unit for rv. A 24V system only needs half the current to deliver the same power (watts). This reduces heat loss in the wiring and improves overall system stability.
Is DC air conditioning more efficient than AC?
Yes, for mobile applications, DC air conditioning is more efficient. It runs directly from the battery, with no need for an inverter to change DC to AC. This avoids the 10-15% energy loss typically associated with inverters.
Why use 24V RV AC instead of 12V RV AC?
Choosing 24V allows for thinner wires at the same power output, reducing weight and cost. It also provides a larger voltage buffer, lowering the risk of the compressor shutting down early due to voltage drops.
Can I charge a 24V RV AC with a 12V charger?
No. You cannot directly charge a 24V system with a 12V charger. You must use a dedicated 24V battery charger or a 12V to 24V DC-DC converter (boost charger) to safely charge the battery bank that powers the AC.
How do I start a 24V system with a 12V system?
Never connect a 12V battery directly to a 24V system – it is dangerous. You must use two 12V batteries wired in series (to make 24V), or use a commercial jump starter designed for 24V vehicles.
Why does the military use 24V?
Military vehicles use 24V systems because they need high power for radios, weapon systems, and engine starting. Compared to 12V, a 24V system delivers power more efficiently using lighter, thinner wiring.
Do 24V batteries last longer than 12V batteries?
In high-power applications like air conditioning, 24V batteries often last longer. Because the current (amperage) is lower, there is less heat stress on the battery cells and connecting cables.
How do I convert 24V DC to 220V AC?
To power household appliances in a truck, you need an inverter. However, our air conditioner does not need an inverter. It connects directly to the 24V DC battery, which is more efficient and reliable.
Why Choose Us as Your 24V DC Air Conditioner Supplier?
Sourcing reliable auto parts is not easy. We simplify the process with factory-direct wholesale prices and strict quality control. As a leading 24V air conditioner manufacturer, we support fleets, dealers, and vehicle converters worldwide.
Factory-Direct Wholesale Prices
Skip the middlemen. Buy directly from our factory and get the most competitive prices on the market. We offer tiered pricing for DC air conditioner bulk orders to maximize your profit margins.
Professional OEM and ODM Solutions
Need a custom vehicle air conditioning system? Our engineering team provides comprehensive OEM DC air conditioner services. We can customize:
Branding: Your logo on the product and packaging.
Specifications: Modify voltage thresholds or cable lengths.
Design: Customizable housing color to match your fleet.
Certified Quality and Durability
We don’t just assemble; we test. Every unit passes rigorous quality checks, including vibration tests, aging tests, and extreme temperature cycling tests. Our products have CE, RoHS, and ISO certifications, meeting European and international safety standards.
Flexible MOQs and Fast Exporting
Whether you need samples for testing or a full container load, we can meet your needs.
Low MOQ: Start with a small order to verify quality.
Fast Lead Time: 7-14 days for standard models.
Export Packaging: Reinforced cartons and pallets ensure damage-free shipping worldwide.
Reliable Warranty and Support
We stand behind our products. All 24V vehicle air conditioner main units come with a 1-year warranty, and the compressor has a 3-year warranty. Our technical support team is always ready to help with installation and troubleshooting.
Ready to Upgrade Your Fleet?
Don’t let engine idling eat away your profits. Equip your vehicles with a 24V 2600W DC air conditioner and enjoy superior comfort and efficiency.
[Contact Us for a Quote] | [Download Tech Catalog] | [Watch Installation Video]
Why KME section
KME is not a reseller or trading company. We are the manufacturer — a Sino-Japanese joint venture established in 2008 with a single focus: full DC inverter air conditioning for vehicles.
That focus means every unit we sell is designed, engineered, tested, and built in-house, using German and Japanese quality management standards applied across every stage of production. When you buy through us, you are buying at factory price, with factory-direct technical support.
4 feature
Lightweight construction Engineered to minimize weight without compromising cooling capacity. Less stress on your roof, more payload for your adventure.
Ultra-quiet operation Precision-balanced compressors and vibration-damped housing keep noise levels low — so you hear the campsite, not the AC unit.
Universal compatibility 12V, 24V, 48V DC and 110V/220V AC models available. Fits standard 14.5″ and non-standard roof openings. Drop-in compatible with Dometic, Coleman Mach, and other major brand cutouts.
Worldwide shipping
Packed to commercial freight standards for safe international delivery
Technical support
Engineering team available for installation and specification questions
Full compliance docs
CE certificates, IATF records, and spec sheets available on request
OEM & wholesale
Volume pricing and custom specifications for trade customers
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