采购指南
Practical procurement guidance for bulk buyers: specs, MOQ, shipping, warranty.
Articles in this category
Tesla Model 3 Highland 2024+ Battery Replacement Guide: 4680 NCM Pack, 60/82 kWh Options, OE Numbers, Cost & Wholesale Sourcing
Tesla Model 3 Highland 2024+ 4680 NCM pack replacement — 60/82 kWh options, OE 1104428-00-W / 1104432 / 1666968-99-C cross-reference, 2026 cost, China wholesale sourcing workflow.
2026-09-14
Toyota Sienna Hybrid Battery Replacement Guide: Ni-MH vs Lithium-Ion, OE Numbers, Cost & Buyer's Checklist (2011–2020)
Toyota Sienna Hybrid battery replacement guide 2011–2020 (XL40 chassis, 245V pack). Ni-MH OE-equivalent vs LiFePO4 lithium-ion drop-in upgrade, OE# G9200-30030 / G9270-08020 cross-reference, 2026 wholesale price band and 7-step B2B buyer checklist.
2026-08-31
G9510-33121 Toyota RAV4 Hybrid Battery: Complete 2026 Buyer's Guide (NCM, 18.1 kWh)
Complete buyer's guide for G9510-33121 — the Toyota RAV4 Hybrid (2025+) OEM NCM lithium-ion traction battery. Specs, compatible models, OEM vs aftermarket checklist, 2026 pricing, and where to source.
2026-08-14
How to Build a 10 kWh Off-Grid Solar Battery System in 2026: Components, Sizing, and Cost
A practical, engineering-focused 2026 guide to building a 10 kWh off-grid solar battery system. Walks through the five required components (PV array, hybrid inverter, LiFePO4 battery, BMS, balance-of-system), realistic sizing for a 3-4 person household, cell matching and BMS configuration, installation commissioning checklist, and current 2026 cost ranges from Chinese suppliers. Designed for system integrators, installers, and DIY homeowners who want to understand both the engineering and the sourcing.
2026-08-07
LiFePO4 Battery Price 2026: $/kWh Breakdown by Chemistry, BMS, and Integration
What does a LiFePO4 battery actually cost in 2026? This guide gives the current FOB China $/kWh ranges for cells, drop-in packs, and all-in-one home energy storage systems, and breaks down the six factors that account for almost all of the price spread: cell tier, form factor, BMS architecture, enclosure level, certification coverage, and order volume. Includes a transparent 10 kWh cost build-up and 2026 market outlook.
2026-08-07