OEM / ODM Solar Storage Manufacturer
Trusted OEM/ODM Solar Energy Storage Solutions
Designed for residential and commercial projects worldwide.
Product Categories
Reliable Solar Energy Storage Solutions for Residential & Commercial Applications
Complete Off-Grid Solar Kits
Complete off-grid solar kits for reliable residential power. Features premium LiFePO4 batteries, long cycle life, and easy installation.
Product Series
• Home Solar Kits
Available Models：5kWh | 10kWh | 15kWh | 20kWh | 30kWh | 40kWh | 50kWh | 60kWh
All-in-One ESS
Integrated all-in-one ESS combining hybrid inverters and LiFePO4 batteries. Compact plug-and-play design for efficient energy management.
Product Series
• Mobile Hybrid ESS
Available Models：3.6kW+7.68kWh | 6kW+10kWh | 6kW+16kWh | 12kW+32kWh
LiFePO4 Solar Batteries
High-performance LiFePO4 solar batteries with Grade A cells, delivering 10000+ deep cycles, stable power output, and scalable capacity.
Product Series
• Wall-Mounted Battery
Available Models：5kWh | 10kWh
• Portable & Movable Battery
Available Models：15kWh | 16kWh | 18kWh | 26kWh | 32kWh
Hybrid Solar Inverters
Pure sine wave hybrid solar inverters with advanced MPPT technology, smart remote monitoring, and wide solar battery compatibility.
Product Series
• Single-Phase Hybrid Inverter
Available Models：6kW | 6kW Pro | 12kW | 12kW Pro
OEM & ODM Energy Storage Solutions for Global Solar Brands
We support distributors, installers, and solar companies with customized battery and inverter manufacturing services.
Why Choose Us
Reliable OEM & ODM Solar Energy Storage Solutions for Global Partners
10+ Years Experience
Trusted by global partners with over a decade of expertise in solar energy storage manufacturing
OEM / ODM Support
Flexible customization services tailored to your market and branding requirements.
Strict Quality Control
Every battery system undergoes comprehensive safety and performance testing before delivery.
Fast Global Delivery
Efficient global logistics support with fast production lead times and worldwide shipment.
Factory Overview
Advanced production workshop for residential and commercial energy storage systems
Residential Energy Storage Production Line
Skilled technicians assembling LiFePO4 energy storage units for residential and commercial applications.
Precision Cell Pairing with ≤0.5% Capacity Deviation
Capacity deviation between paired cells is controlled within 0.5% for optimal reliability.
Battery Module Assembly & Stacking
Each module is meticulously handled to maintain precision and reliability throughout the battery system.
3000W Laser Terminal Welding
Equipped with industrial-grade 3000W laser welding equipment to achieve efficient, accurate, and reliable battery terminal connections.
Insulation Board Installation
High-quality insulation boards are installed between battery components to prevent short circuits and enhance electrical safety and structural stability.
Charge & Discharge Cycle Test
Strict cycling tests are conducted to evaluate battery durability, energy efficiency, and lifespan under repeated operating conditions.
Comprehensive Battery Testing
Each battery pack undergoes rigorous integrated testing for voltage, current, capacity, and internal resistance to ensure optimal performance, safety, and reliability before shipment.
Professional Packing for Safe Delivery
Robust wooden crates and precise packaging methods protect battery systems during transport, guaranteeing they reach customers in perfect condition.
From cell grading to final packaging, every manufacturing stage follows strict quality standards to deliver reliable energy storage solutions worldwide.
Certified Quality & Compliance
Our solar storage products are manufactured in compliance with international safety and quality standards, supporting reliable deployment across residential and commercial energy applications worldwide.
CE Certified
Compliant with European safety standards.
UN38.3 Tested
Verified for safe LiFePO4 battery transportation.
MSDS Available
Material safety documents available upon request.
IEC Standards
Designed and manufactured to comply with applicable IEC standards.
Applications
Designed for Residential, Commercial & Off-Grid Applications
Residential Energy Storage
Reliable backup power for homes, reducing electricity costs and improving energy independence.
Off-Grid Solar Systems
Complete solar storage solutions for remote areas without stable utility power.
Commercial Backup Power
Stable power supply for offices, shops, warehouses, and small commercial facilities.
RV & Mobile Power
Portable lithium battery solutions for RVs, outdoor travel, and mobile power applications.
Farm & Rural Power
Efficient solar storage systems for agricultural and rural electricity demands.
Emergency Backup Power
Instant backup power during outages to keep essential devices running safely.
About Haven Deer
Reliable OEM / ODM Solar Storage Solutions Partner
Haven Deer is a professional provider of solar energy storage solutions, specializing in residential and commercial energy storage systems, LiFePO4 batteries, hybrid inverters, and off-grid solar power solutions.
Backed by an experienced engineering team and a mature manufacturing network, we deliver reliable, safe, and cost-effective products to customers worldwide.
From product development and quality control to global delivery and after-sales support, we are committed to helping our partners build competitive energy storage businesses in their local markets.
