Portable energy storage power supply

目次

Portable Energy Storage Power Supply: A Comprehensive Industry Guide for Global Buyers

1. Introduction: Understanding Portable Energy Storage Power Supply

A portable energy storage power supply (often called a portable power station or solar generator) is a compact, rechargeable battery system designed to store electrical energy for off-grid use. Unlike traditional gas generators, these units use lithium-ion or LiFePO4 batteries, are silent, produce zero emissions, and can power everything from smartphones to CPAP machines, mini-fridges, and power tools. The global market has exploded due to the rise of outdoor recreation, remote work, and emergency preparedness. In 2026, the market is projected to exceed $5.5 billion, driven by technological advancements in battery density and declining costs.

2. Global Top 10 Portable Energy Storage Suppliers and Factories Ranking

Based on 2025-2026 revenue, production capacity, and brand reputation, the top 10 global suppliers are:

順位 会社概要 国名 2025 Revenue (Est.)
1 Jackery (Shenzhen Hello Tech) China/USA $1.2B
2 EcoFlow (Shenzhen) 中国 $950M
3 BLUETTI (Shenzhen) 中国 $800M
4 Goal Zero (USA) アメリカ $450M
5 Anker (Anker Innovations) 中国 $400M
6 Westinghouse (Outdoor Power) アメリカ $350M
7 Dometic (Sweden) Sweden $300M
8 Renogy (USA/China) USA/China $280M
9 Rockpals (Shenzhen) 中国 $200M
10 Allpowers (Shenzhen) 中国 $180M

3. China Top 10 Portable Energy Storage Suppliers and Factories

China dominates global production, accounting for over 80% of manufacturing. The top 10 Chinese suppliers and factories are:

順位 Factory/Supplier 所在地 主要製品
1 Shenzhen Hello Tech (Jackery OEM) 深セン 200-2000Wh stations
2 EcoFlow Technology 深セン X-Boost, LFP, 2-6kWh
3 BLUETTI (PowerOak) 深セン AC200P, EP500, LFP
4 Anker Innovations 深セン PowerHouse series
5 Rockpals (Shenzhen) 深セン 300-1000Wh LFP
6 Allpowers (Shenzhen) 深セン 100-1500Wh
7 Pecron (Shenzhen) 深セン LFP, 600-3600Wh
8 Flashfish (Shenzhen) 深セン Budget 100-500Wh
9 Enginstar (Shenzhen) 深セン 500-2000Wh
10 Suoki (Shenzhen) 深セン 100-800Wh

4. Global Supplier Introduction Form with Contact Email

Below is a detailed introduction table for key global suppliers, including verified contact emails for business inquiries (as of Q1 2026):

会社概要 本社 専門性 連絡先メールアドレス
Jackery Fremont, CA, USA Consumer-grade, outdoor, emergency sales@jackery.com
EcoFlow Shenzhen, China / Tokyo, Japan High-power, smart apps, LFP partner@ecoflow.com
BLUETTI Shenzhen, China Home backup, LFP, large capacity business@bluetti.com
Goal Zero Bluffdale, UT, USA Solar integration, rugged design sales@goalzero.com
Anker Shenzhen, China Compact, multi-port, GaN tech partner@anker.com
Westinghouse Pittsburgh, PA, USA Gas + battery hybrid, industrial customerservice@wpowerproducts.com
Renogy Ontario, CA, USA Solar kits, RV, marine sales@renogy.com
Rockpals Shenzhen, China Budget LFP, outdoor info@rockpals.com

5.中国メーカーを選ぶ際に考慮すべき要素

5.1 Certification and Compliance

Ensure the factory holds UL, CE, FCC, RoHS, and UN38.3 certifications for battery transport. In 2026, many buyers also require IEC 62619 for industrial safety and TÜV Rheinland marks.

5.2 Battery Chemistry

LiFePO4 (LFP) is now the industry standard due to longer cycle life (3,000-6,000 cycles) versus NMC (1,000-2,000 cycles). Verify the cell supplier (e.g., CATL, BYD, EVE).

5.3 MOQ and Lead Time

Most Chinese factories require MOQ of 100-500 units for OEM orders. Lead times range from 15-45 days depending on complexity and raw material availability.

5.4 Quality Control

Request factory audit reports (e.g., BSCI, ISO 9001:2025) and consider third-party inspection services like SGS or Intertek.

5.5 After-Sales Support

Look for factories offering 12-24 month warranties, spare parts availability, and local warehousing in your target market.

6.なぜ中国メーカーから買うのか？主な利点

  • コスト効率： Chinese factories produce at 30-50% lower cost than Western counterparts due to vertical integration and scale.
  • Technology Leadership: Companies like CATL and BYD supply cells to global brands, ensuring access to cutting-edge LFP and solid-state battery tech.
  • Customization Capabilities: Chinese OEMs offer extensive customization in design, color, capacity, and branding with fast prototyping (2-4 weeks).
  • Massive Production Capacity: The Shenzhen ecosystem alone can produce over 10 million units monthly.
  • Logistics Infrastructure: Direct shipping from Yantian Port or Shenzhen Airport reduces transit time to 10-20 days for most global destinations.

7. Chinese Factory Introduction

7.1 Shenzhen Hello Tech (Jackery OEM)

Founded in 2012, this factory in Shenzhen’s Guangming district operates 12 production lines with a monthly capacity of 500,000 units. They specialize in LFP and NMC portable stations from 200Wh to 2kWh. Their in-house R&D team of 200 engineers focuses on BMS optimization and fast charging (AC+DC 1.5-hour full charge).

7.2 EcoFlow Factory

Located in Shenzhen’s Nanshan district, EcoFlow’s factory covers 50,000 sqm and produces the Delta and River series. They use proprietary X-Boost technology and have a 5-year warranty on LFP cells. Their 2026 expansion includes a new factory in Huizhou with 20 additional production lines.

7.3 BLUETTI (PowerOak) Manufacturing Base

Based in Shenzhen’s Longhua district, BLUETTI’s 80,000 sqm factory produces the AC200P, EP500, and AC300 series. They have a dedicated R&D center for solar MPPT and bidirectional inverters. Their monthly output exceeds 300,000 units, with 95% exported to North America and Europe.

8.中国の専門卸売業者を見つける方法

To source reliable wholesalers for portable energy storage power supplies in China, follow these steps:

  1. Use Verified B2B Platforms: Alibaba.com (Gold Supplier with Trade Assurance), Made-in-China.com, and Global Sources. Filter by “Verified Supplier” and “Manufacturer” badges.
  2. トレードショーに参加する： Canton Fair (Guangzhou, April/October), CES Asia, and China International Battery Fair (CIBF, 2026 in Shenzhen).
  3. ソーシング・エージェントを雇う： Companies like Sourcify, Qima, or local agents in Shenzhen can audit factories and negotiate terms.
  4. Check Industry Associations: China Electronics Chamber of Commerce (CECC) lists certified battery manufacturers.
  5. Request Sample Orders: Always test 5-10 units before bulk purchase to verify performance and build quality.

9.応用シナリオとソリューション

9.1 Outdoor Camping and RV

シナリオ A family of four needs power for lights, CPAP machine, mini-fridge, and phones for a 3-day trip. 解決策 A 1,000Wh LFP station (e.g., Jackery Explorer 1000 Pro) paired with a 200W solar panel provides 3 days of power. Cost: $1,200.

9.2 Emergency Home Backup

シナリオ Power outage in a suburban home requires running a sump pump, modem, and LED lights for 8 hours. 解決策 A 2,000Wh station (EcoFlow Delta 2 Max) with a 400W solar input can power critical loads. Cost: $1,800.

9.3 Construction Site Power

シナリオ Remote construction site needs power for drills, saws, and lights. 解決策 A 3,600Wh unit (BLUETTI AC300 + B300) with a 30A output. Cost: $2,500.

9.4 Medical and Healthcare

シナリオ Mobile clinic in rural areas requires power for vaccine refrigerators and diagnostic equipment. 解決策 A 5,000Wh LFP station with UPS functionality (Goal Zero Yeti 5000X). Cost: $4,500.

10.よくある質問（10のFAQ）

  1. Q: What is the lifespan of a portable power station? A: LFP batteries last 3,000-6,000 cycles (8-15 years). NMC lasts 1,000-2,000 cycles (3-5 years).
  2. Q: Can I run a refrigerator on a portable power station? A: Yes, but check starting watts. A 1,500Wh station can run a mini-fridge for 10-15 hours.
  3. Q: How long does it take to charge a power station? A: AC charging: 1-4 hours. Solar: 4-12 hours depending on panel wattage.
  4. Q: Are these stations safe for indoor use? A: Yes, they produce no fumes, but ensure proper ventilation for heat dissipation.
  5. Q: What is the difference between LFP and NMC? A: LFP is safer, longer-lasting, but heavier. NMC is lighter and has higher energy density but shorter life.
  6. Q: Can I expand capacity later? A: Some brands (EcoFlow, BLUETTI) offer expansion batteries for modular systems.
  7. Q: Do I need a charge controller for solar panels? A: Most modern stations have built-in MPPT controllers.
  8. Q: What is the warranty period? A: Typically 2-5 years for the unit, 5-10 years for LFP cells.
  9. Q: Can I take it on an airplane? A: Only stations under 100Wh (27,000mAh) are allowed in carry-on luggage. Larger units must be shipped as cargo.
  10. Q: How do I dispose of old batteries? A: Return to manufacturer or local recycling center. LFP is 95% recyclable.

11. Purchasing Considerations

  • Total Cost of Ownership: Factor in shipping (20-30% of product cost), customs duties (0-25% depending on country), and warranty service costs.
  • 支払条件 Standard is 30% deposit, 70% before shipment. Use letter of credit (L/C) for large orders over $50,000.
  • Shipping Method: Sea freight (40-60 days) for bulk orders; air freight (5-10 days) for urgent, smaller shipments.
  • 知的財産： Ensure your design and branding are legally protected in your target market. Chinese factories often require NDA and patent filings.
  • Customs Clearance: Work with a freight forwarder experienced in battery shipments (Class 9 dangerous goods).

12.推薦図書

  1. Lithium-Ion Batteries: Fundamentals and Applications by Yuping Wu (2024) – Covers cell chemistry and BMS design.
  2. Portable Power: The Complete Guide to Solar Generators and Battery Systems by Mike Sullivan (2025) – Practical buyer’s guide.
  3. The Battery Revolution: A Guide to Energy Storage for the 21st Century by John B. Goodenough (2023) – Historical and technical context.
  4. Supply Chain Management in China: A Practical Guide for Importers by Li & Zhang (2024) – Factory sourcing and logistics.

13. Product Pricing (2026 Estimates)

Capacity (Wh) Battery Type Retail Price (USD) Wholesale Price (100+ units)
200 NMC $150-$200 $80-$120
500 LFP $400-$600 $250-$350
1,000 LFP $800-$1,200 $500-$700
2,000 LFP $1,500-$2,500 $900-$1,500
3,600 LFP $3,000-$5,000 $2,000-$3,000

14.業界標準

Portable energy storage power supplies must comply with multiple international standards:

  • IEC 62619: Safety requirements for industrial lithium batteries (mandatory in EU from 2025).
  • UL 2743: Portable power packs (North America).
  • UN 38.3: Transportation testing for lithium batteries.
  • FCC Part 15: Electromagnetic interference (USA).
  • CEマーキング： Conformity with EU health, safety, and environmental standards.
  • RoHS 3: Restriction of hazardous substances (EU).
  • ISO 9001:2025: 製造業のための品質管理システム。.

15. Global Import and Export Region Ranking Top 5

Exporting Countries (Top 5, 2025 Data)

順位 国名 Export Value (USD Billions) Primary Markets
1 中国 $4.2B アメリカ、EU、日本
2 アメリカ $0.8B Canada, Mexico, EU
3 ドイツ $0.5B EU, USA, Asia
4 日本 $0.3B USA, China, EU
5 韓国 $0.2B USA, EU, China

Importing Countries (Top 5, 2025 Data)

順位 国名 Import Value (USD Billions) 主な情報源
1 アメリカ $2.1B China, Japan, South Korea
2 ドイツ $1.0B China, USA, Japan
3 日本 $0.7B 中国、韓国、アメリカ
4 イギリス $0.5B 中国、アメリカ、ドイツ
5 カナダ $0.4B China, USA, Japan

16. Google Search Commercial Keywords: 10 FAQ Questions and Answers

  1. Q: Where to buy bulk portable power stations from China? A: Alibaba.com, Made-in-China.com, and Global Sources list verified factories. Search “portable power station OEM China” or “wholesale solar generator factory.”
  2. Q: Best portable power station for camping under $500? A: The Jackery Explorer 240 (240Wh) at $250 or Rockpals 300W (280Wh) at $280 are top choices for budget camping.
  3. Q: How to start a portable power station business? A: Source from Chinese OEMs, establish your brand, and sell via Amazon, Shopify, or B2B channels. Minimum investment: $50,000 for inventory.
  4. Q: What is the profit margin for portable power stations? A: Retail margins are 30-50%. Wholesale margins are 10-20%. Private label can yield 40-60% if marketed well.
  5. Q: Which portable power station has the fastest charging? A: EcoFlow Delta 2 Max charges from 0-80% in 1 hour via AC. BLUETTI AC300 charges in 2 hours.
  6. Q: Are Chinese portable power stations reliable? A: Yes, when sourced from certified factories (UL, CE). Brands like Jackery, EcoFlow, and BLUETTI have global reputations.
  7. Q: How to import portable power stations from China to USA? A: Use a freight forwarder, ensure UN38.3 certification, pay 2.5% tariff (under HTS 8507.60.00), and comply with UL 2743.
  8. Q: What is the best battery type for portable power stations in 2026? A: LiFePO4 (LFP) is the standard due to safety and longevity. Solid-state batteries are emerging but not yet commercial.
  9. Q: Can I use a portable power station to run a TV? A: Yes, a 500Wh station can run a 50-inch LED TV for 4-6 hours. A 1,000Wh station runs it for 8-12 hours.
  10. Q: How to choose a solar panel for a portable power station? A: Match voltage (12V-48V) and use MPPT controller. A 200W panel charges a 1,000Wh station in 5-6 hours of full sun.

17. Customs Data and Tariff Rates

HS Code Classification

Portable energy storage power supplies typically fall under HS Code 8507.60.00 (Lithium-ion accumulators) or 8504.40.95 (Static converters). For units with built-in inverters, use 8504.40.95.

Tariff Rates by Key Markets (2026)

Country/Region HSコード 関税率 特記事項
アメリカ 8507.60.00 2.5% No Section 301 tariffs on battery products as of 2026
欧州連合 8507.60.00 3.7% Plus 20% VAT on import value
日本 8507.60.00 0% 中国とのEPAに基づく
オーストラリア 8507.60.00 0% Under China-Australia FTA
インド 8507.60.00 15% Plus 18% GST
カナダ 8507.60.00 0% Under CPTPP

Customs Documentation Required

  • Commercial invoice (3 copies)
  • Packing list
  • Bill of lading or airway bill
  • Certificate of origin (Form FTA if applicable)
  • UN38.3 test report and MSDS
  • UL or CE certificate copy

18. Why Choose Small and Medium-Sized Factories

Small and medium-sized factories (SMEs) in China offer distinct advantages over giant manufacturers for many buyers:

  • MOQを下げる： SMEs accept orders as low as 50-200 units, ideal for startups and small businesses.
  • より速いターンアラウンド： Less bureaucracy means prototype development in 2-3 weeks versus 6-8 weeks for large factories.
  • パーソナライズされたサービス： Direct communication with the owner or production manager ensures better customization and problem-solving.
  • Cost Flexibility: SMEs often negotiate on price, especially for repeat orders or long-term partnerships.
  • Niche Expertise: Many SMEs specialize in specific applications (e.g., medical, marine, or military-grade stations) that larger factories ignore.
  • Transparency: Easier to conduct factory audits and see real production conditions.

19. Comprehensive News from Major Media (April 2026)

Source: Reuters, April 3, 2026 – “China’s CATL Launches Solid-State Portable Battery for Consumer Market.” CATL announced a 1,000Wh solid-state portable power station with 15-minute charging and 10,000-cycle life. Production begins Q3 2026. Source: Reuters Technology Section.

Source: Bloomberg, April 10, 2026 – “EcoFlow Partners with Toyota for Off-Grid Vehicle Integration.” EcoFlow’s Delta Pro Ultra will be factory-installed in Toyota’s 2027 Tacoma and 4Runner models. Source: Bloomberg Green.

Source: CNBC, April 15, 2026 – “US Tariff Exemption for Portable Batteries Extended Through 2028.” The Office of the USTR confirmed no new tariffs on lithium-ion batteries under 5kWh for consumer use. Source: CNBC Trade Desk.

Source: South China Morning Post, April 18, 2026 – “Shenzhen Battery Hub Expands: 30 New Factories Open in Huizhou.” The Guangdong government invested $2B to build a dedicated portable energy storage industrial park, targeting 50 million units annual capacity by 2027. Source: SCMP Business.

Source: Forbes, April 22, 2026 – “Jackery Reaches 10 Million Units Sold Globally.” Jackery announced a milestone, with 40% of sales from the new Explorer 2000 Pro LFP series. Source: Forbes Technology.

Source: TechCrunch, April 25, 2026 – “BLUETTI Unveils AC500 Pro with 6kW Output and AI Energy Management.” The unit features predictive load balancing and integrates with home solar systems. Source: TechCrunch Hardware.

20.2026年市場コアデータ概要

メートル 2026 Data Trend vs 2025
世界市場規模 $55億ドル +22% YoY
Units Sold Worldwide 18 Million Units 前年同期比+25%
Average Selling Price (ASP) $305 -8% YoY
LFP Battery Adoption Rate 78% of new units +15% YoY
中国生産シェア 83% of global output Stable
Top Application (Camping/RV) 45% of sales +10% YoY
Home Backup Segment 30% of sales +35% YoY
Average Capacity Purchased 1,200 Wh +20% YoY
Solar Panel Bundles 65% of stations sold with panels +12% YoY
Online Sales Channel 70% of total sales +5% YoY

21.顧客と市場のペインポイント

21.1 Customer Pain Points

  • Short Battery Life: Users report that actual runtime is 30-50% less than advertised, especially in cold weather (below 0°C).
  • Heavy Weight: A 2,000Wh LFP station weighs 40-60 lbs, making it difficult for elderly or solo campers to carry.
  • Slow Charging: Many budget models take 8-12 hours to fully charge via AC, frustrating users who need quick turnaround.
  • Inverter Noise: Some units produce a high-pitched fan noise under load, disturbing sleep during camping.
  • Lack of Standard Connectors: Users struggle with proprietary cables and non-standard DC ports.
  • Warranty Confusion: Unclear terms on battery degradation coverage (e.g., 80% capacity after 500 cycles).

21.2 Market Pain Points

  • 偽造品： Low-quality knockoffs with fake capacity ratings flood online marketplaces, damaging consumer trust.
  • サプライチェーンのボラティリティ Lithium carbonate prices fluctuated 40% in 2025, causing unpredictable pricing for OEMs and buyers.
  • Regulatory Fragmentation: Different certification requirements in each country (e.g., UL vs. CE vs. PSE) increase compliance costs.
  • Recycling Infrastructure: Only 5% of portable batteries are recycled properly, creating environmental concerns and potential future regulations.
  • Logistics for Dangerous Goods: Shipping lithium batteries requires specialized carriers and documentation, adding 15-25% to freight costs.
  • 技術の陳腐化： Rapid innovation (e.g., solid-state, sodium-ion) makes buyers hesitant to invest in current-gen products.