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Industrial-Strength Power for Commercial Reliability
Beyond RVs, the G8D form factor is the workhorse of commercial and industrial mobile power. Our G8D LiFePO4 battery is built to the highest standards of durability and performance, engineered to provide dependable starting power and deep-cycle energy for the most demanding professional equipment, ensuring maximum uptime and productivity.
Benefits of Haicen G8D Batteries:
Commercial Vehicle Ready:
Provides exceptional cold-cranking amps (CCA) to reliably start large diesel engines in trucks, buses, and heavy equipment, even in extreme weather conditions.
Deep-Cycle Capable:
Unlike standard starting batteries, it also offers substantial deep-cycle capacity to power auxiliary equipment, hydraulic systems, and operator comforts throughout a long work shift.
Vibration and Impact Resistant:
Constructed to endure the constant shock and vibration inherent in construction, agriculture, and marine industrial use.
Extended Service Life:
Its LiFePO4 chemistry provides a lifespan that is 4-5x longer than lead-acid, reducing replacement frequency and total cost of ownership for fleet operators.
The LiFePO4 batteries VS Lead-acid batteries:
| Haicen LiFePO4 batteries | VS | Old technology-Lead-acid batteries |
| Stable discharge condition | Low temperature condition | Unstable discharge condition |
| 3,500 times | Cycle life | ＜500 times |
| Around 10 years | Design life | 3 years |
| As little as 3.5 hours | Charging time | Up to 8 hours |
| No memory, opportunity charge | Charge frequency | Must charge after use |
| Multiple built-in protections, high thermal and chemical stability | Safety | Gas inside may cause explosion |
| 85% or more nominal capacity achieved at high working load | Available capacity | Only 30%~50% nominal capacity achieved under high working load |
| Maintenance-free | Maintenance | Regular water-adding and inspection required |
| Pollution-free | Eco-friendly | Lead is a toxic substance, may cause human lead poisoning |
| Extremely low | Energy loss | 15% |
Key Points for Quality control:
Cell match: More strict cell matching standard, the difference of lnternal resistance is 1mΩ and voltage is 5mV.
Automatic cells welding: Cells are assembled by Automatic welding equipments to ensure the quality reliability and consistency.
100% Cycle test: All battery packs are 100% cycle tested (Fully Discharged→Fully Charged→Fully Discharged→60% Charged) before package and all test reports are stored.
Unique tracking number: All battery packs are lasered an unique number on the case side for quality tracking.
Certifications:
| UL1642(Cell) | IEC62619 (Cell) | UN38.3(Cell/ Pack) |
| IEC62133(Cell) | ROHS(Cell) | CE(Pack) |
Group 8D Battery Dimensions:
Internal Structure:
Characteristics Curve:
Ideal For: Commercial trucking fleets, agricultural machinery (tractors, combines), construction equipment (excavators, lifts), large industrial forklifts, and commercial marine vessels.
Customized items:
Case color: Customized case color is acceptable based on quantity more than 300pcs per batch.
Label design: We can help you to design customized label on the battery.
Carton design: Customized carton is acceptable based on quantity more than 200pcs per batch.
Certificates: 50% discount on certificates cost for first bulk order and 100% reback for future orders.
NDA agreement: NDA agreement is allowed and necessary to protect your benefits.
Power Your Business with Reliability. Contact us for commercial and fleet pricing.
| TECH & SPECS | Model | ||||||
| HCG8D-12300 | HCG8D-12350 | HCG8D-12380 | HCG8D-24150 | HCG8D-24190 | HCG8D-48105 | ||
| Electrical Specifications | Nominal Voltage | 12.8V | 12.8V | 12.8V | 24V | 24V | 48V |
| Nominal Capacity | 300Ah | 350Ah | 380Ah | 150Ah | 190Ah | 105Ah | |
| Parallel Connection | Max. 6units | Max. 6units | Max. 6units | Max. 6units | Max. 6units | Max. 6units | |
| Serial Connection | Max. 4units | Max. 4units | Max. 4units | Max. 2units | Max. 2units | No | |
| BMS | 4S200A | 4S200A | 4S200A | 8S150A | 8S150A | 16S100A | |
| Circuit Protection | Over charge, Over discharge, Over current, Over temp, Short, Balance | ||||||
| Cycle Life | 3000times Cycles @100%DOD and 6000times @80% DOD | ||||||
| Self Discharge | Less than 3% per month | ||||||
| Charge Efficiency | 100%@0.2C | ||||||
| Discharge Efficiency | 98-100%@1C | ||||||
| Charge Specifications | Charge Voltage | 14.4±0.2V | 14.4±0.2V | 14.4±0.2V | 28.8±0.4V | 28.8±0.4V | 57.6±0.8V |
| Standard Current | 60A | 70A | 76A | 30A | 38A | 21A | |
| Fast Current | 150A | 175A | 190A | 75A | 95A | 52A | |
| Discharge Specifications | Standard Current | 60A | 70A | 76A | 30A | 38A | 21A |
| Max. Con. Current | 200A | 200A | 200A | 150A | 150A | 100A | |
| Peak Current | 800A(300ms) | 800A(300ms) | 800A(300ms) | 600A(300ms) | 600A(300ms) | 500A(300ms) | |
| Cut-off Voltage | 10V | 10V | 10V | 20V | 20V | 40V | |
| Mechanical Specifications | Dimensions (mm) | 521x267x220mm(Group 8D) | |||||
| Approx Weight(KG] | 33 | 34.5 | 34.5 | 33.5 | 34.5 | 38 | |
| Terminal Type | M8 | ||||||
| Case Color/material | Black Plastic case(ABS) | ||||||
| IP Rating | IP65 | ||||||
| Cell Type | Cylinder LiFePO4 cell | ||||||
| Cell holder | Yes | ||||||
| Temperature Specifications | Charge Temp | 0℃ to 55℃ (32℉to131℉) | |||||
| Discharge Temp | -20℃ to 60℃ (-4℉ to 140℉) | ||||||
| Storage Temp | -5℃ to 45℃ (23℉ to 113℉) | ||||||
A deep cycle battery is designed to provide sustained power over extended periods and can be discharged up to 80% of its capacity repeatedly without damage. Unlike automotive starter batteries (which deliver short, high-current bursts for engine ignition), deep cycle batteries prioritize deep discharges and recharges. They feature thicker plates and denser active material to withstand cycling stress, making them ideal for renewable energy, marine, RV, and industrial applications.
Yes, they are commonly used in off-grid and hybrid solar systems due to their ability to handle daily charge/discharge cycles. LiFePO4 batteries are increasingly preferred for solar applications thanks to their higher DoD tolerance, faster charging, longer lifespan, and minimal maintenance compared to traditional lead-acid batteries. Ensure compatibility with solar charge controllers and system voltage requirements.
While possible in emergencies, it is not recommended. Deep cycle batteries require chargers with tailored voltage/amperage profiles (e.g., bulk/absorption/float phases for lead-acid; CC/CV for lithium). Using an incompatible charger may cause undercharging, overcharging, or reduced lifespan. Always use a charger specifically designed for your battery’s chemistry (e.g., lead-acid, AGM, gel, or LiFePO4).
