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44Ah Hermetic Colloid Battery for Long-Haul Trucks

Long-haul trucking and emergency services depend on leak-proof, low-maintenance power. The THUNDERMAX CMF 54459 12V 44Ah hermetically sealed battery combines calcium-calcium technology with colloid storage to eliminate acid leakage. Its double-layer vent design and UN 2800 non-spillable classification simplify global shipping for industrial clients. With a 4-6 year service life and dual-battery compatibility, it lowers total cost of ownership for fleet operators and heavy-equipment dealers. OEM logo printing available.
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  • CMF 54459

  • THUNDERMAX

The CMF 54459 is a 12V 44Ah hermetically sealed maintenance-free battery designed for long-haul trucks, commercial vehicles, and heavy-duty equipment. It combines calcium-calcium grid technology with a colloid electrolyte storage design to contain acid within the casing and eliminate leakage under normal operating conditions. The battery measures 206 × 174 × 189 mm and carries a UN 2800 non-spillable classification, which simplifies air, sea, and road freight for distributors and original equipment manufacturers. With a projected service life of 4 to 6 years under proper charging conditions and compatibility with dual-battery 24V systems, it helps fleet operators and heavy-equipment dealers reduce total cost of ownership through fewer replacements and lower maintenance labor.

Hermetically-Sealed Maintenance-Free Battery for Trucks

Key Features of the CMF 54459 Sealed Colloid Truck Battery

Hermetic Sealing with Double-Layer Vent Valves

The battery case is fully sealed, with double-layer vent valves that regulate internal gas pressure while preventing electrolyte spillage during normal vehicle motion, incline, and vibration. This construction reduces the risk of acid corrosion to battery trays, wiring harnesses, and nearby engine bay components in commercial truck installations.

Calcium-Calcium Grid with Colloid Electrolyte

The positive and negative grids use a lead-calcium alloy that lowers internal resistance and reduces water consumption. The colloid electrolyte immobilizes the active material, which helps preserve plate integrity under the sustained vibration and variable discharge profiles typical of long-haul trucking. The combination supports maintenance-free operation without periodic water top-ups.

Dual-Battery Compatibility and UN 2800 Classification

The CMF 54459 can be wired in series pairs to form 24V systems common in heavy trucks, supporting loads such as refrigeration units, telematics, and onboard communication equipment. Its UN 2800 non-spillable classification allows transport by standard air, sea, and ground freight without specialized hazardous-materials packaging, streamlining global supply chain logistics.

Technical Specifications of the CMF 54459 12V 44Ah Truck Battery

Parameter

Specification

Model

CMF 54459

Brand

THUNDERMAX

Battery Type

Hermetically Sealed Maintenance-Free Colloid

Voltage

12V

Capacity

44Ah

Dimensions (L × W × H)

206 × 174 × 189 mm

Grid Technology

Calcium-Calcium

Electrolyte Type

Colloid

Sealing

Hermetic, double-layer vent valves

Discharge Temperature Range

-15°C to 40°C

Charge Temperature Range

0°C to 40°C

Storage Temperature Range

-15°C to 40°C

UN Classification

UN 2800 (non-spillable)

Projected Service Life

4 to 6 years (proper charging)

Certifications

ISO9001, ISO14001, OHSAS 18001, IATF16949, SABER

Applications of the CMF 54459 44Ah Colloid Battery

Long-Haul and Regional Trucking Fleets

The battery is suited for semi-tractors, box trucks, and delivery vehicles that require dependable starting power plus reserve capacity for idle-period electrical loads. Its sealed construction and vibration-resistant casing support operation on maintained highways and secondary roads alike.

Construction, Mining, and Emergency Equipment

For excavators, bulldozers, fire trucks, and ambulances operating in dusty, wet, or corrosive environments, the hermetic sealing prevents electrolyte loss and the reinforced ABS case resists physical shock. The maintenance-free design reduces pre-shift battery checks on mission-critical and rental equipment.

Certifications and Quality Assurance for the CMF 54459 Battery

The CMF 54459 is manufactured under quality and environmental management systems registered to ISO 9001, ISO 14001, and OHSAS 18001, with IATF 16949 certification governing automotive-grade production controls. The product holds SABER certification for Gulf-region market access. OEM customers can request logo printing on the battery cover. Standard production lead time is 30 days following receipt of a 30 percent deposit.

FAQ About the CMF 54459 12V 44Ah Sealed Truck Battery

How does the sealed design protect truck engine components?

The hermetic casing and double-layer vent valves contain electrolyte within the battery under normal operating conditions, eliminating acid spills and reducing vapor corrosion to battery trays, wiring, and nearby metal components. This protection remains effective during normal vehicle incline and vibration.

Is the CMF 54459 compatible with dual-battery 24V systems?

Yes. Two CMF 54459 batteries can be connected in series to provide a 24V supply for heavy trucks and equipment. This configuration supports auxiliary loads including refrigeration units, onboard inverters, and communication systems commonly found in commercial vehicles.

What is the expected service life in truck applications?

Under proper charging voltage and regular use, the battery has a projected service life of 4 to 6 years. Actual life varies with discharge depth, charging system condition, ambient temperature, and maintenance practices.

Does this battery comply with international shipping regulations?

Yes. The battery is classified as UN 2800 (non-spillable electric storage battery), which permits transport by air, sea, and ground under standard packaging conditions without specialized hazardous-materials handling. Shippers should still consult the carrier's specific requirements for each shipment.

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