UPS / Microgrid Systems TGH33 Series 150–250kW PV-ESS All-in-One Microgrid UPS System
Energy storage product for B2B applications
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Advanced energy storage product engineered for reliable power applications, scalable supply, and global B2B project requirements.
The compact 19.5Ah NCM cell supports modular golf-cart battery packs that require efficient packaging, dependable cycling, and responsive electric mobility power.

A compact rectangular cell for engineered e-bike and electric-scooter packs where low resistance, rechargeable performance, and space-efficient integration matter.

With 3.66V nominal voltage and 70.3Wh nominal energy, the M41 can be configured into modular battery systems for electric-mobility platforms.

The M41 provides a compact rechargeable cell platform for electric-wheelchair packs that prioritize practical integration, repeatable charging, and reliable mobility support.

Suitable for modular electric-forklift battery assemblies that need efficient current delivery, compact cell packaging, and long-term rechargeable operation.

| BASIC SPECIFICATIONS | |
| Model | M41 |
| Battery Type | NCM Battery Cell |
| ELECTRICAL SPECIFICATIONS | |
| Rated Capacity | 19.5Ah |
| Nominal Voltage | 3.66V |
| Nominal Energy | 70.3Wh |
| Initial AC Resistance | ≤0.3mΩ |
| PERFORMANCE SPECIFICATIONS | |
| Cycle Life | 2000 Cycles |
| Maximum Loading Quantity | 8 Cells |
| ENVIRONMENTAL SPECIFICATIONS | |
| Working Temperature | 0°C to 45°C |
| Storage Temperature | 0°C to 45°C (3 Months) |
| PHYSICAL SPECIFICATIONS | |
| Weight | 547g |
Energy storage product for B2B applications
View Details →
Energy storage product for B2B applications
View Details →
Energy storage product for B2B applications
View Details →Founded in 2011 in Dongguan, Guangdong, VoltCrave Technology Energy is a green energy enterprise specializing in R&D, manufacturing and integrated energy storage solutions for residential, commercial and industrial applications worldwide.
Empower every home, business and journey with clean, safe and reliable energy.
Become a global leader in energy storage innovation and sustainability.
Customer Success, Integrity, Passion, Teamwork and continuous self-critique.
Strong production capacity, R&D depth, global certifications and scalable supply chain.
VoltCrave provides a complete product portfolio covering battery cells, assembled batteries, portable power stations, solar energy systems, all-in-one inverters, residential energy storage and commercial BESS solutions.
Automatic Production Lines
Units Monthly Capacity
R&D Team Members
Patents Including 420 Inventions
Strategic Production Bases
Dongguan · Huizhou · Zhejiang manufacturing network across the Greater Bay Area and Yangtze River Delta.
VoltCrave supports overseas buyers with major certification documents for product compliance, lithium battery transportation, quality management, and electrical safety verification.
Certification Documents
Supports hazardous substance restriction and environmental compliance.
Supports quality management and production process control.
Supports electrical material safety and product reliability review.
Supports lithium battery export logistics and shipment safety.
Supports portable power station safety and compliance review.
VoltCrave provides RoHS, ISO 9001, electrical product safety, lithium battery transportation safety, and UL2743 documentation support for overseas procurement and project review.
Read the latest updates on battery cells, portable power stations, solar energy systems, residential storage, commercial ESS, manufacturing capability, and global energy storage applications.
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