Versatile EV charging equipment designed for flexible deployment — wall-mounted, floor-standing, and portable configurations for every environment.
The market for portable and off-grid EV charging equipment is experiencing unprecedented growth, driven by EV adoption, grid constraints, and demand for flexible energy infrastructure.
The global portable EV charging market is projected to surpass $28 billion by 2030, growing at a CAGR of over 23%. Off-grid charging solutions are the fastest-growing segment, fueled by remote work, adventure tourism, and energy independence trends.
Off-grid EV chargers are now deployed across 45+ countries — from Arctic research stations in Iceland to solar-powered desert logistics hubs in Saudi Arabia — proving the universal demand for grid-independent EV charging infrastructure.
Industrial off-grid charging now achieves up to 720KW output, enabling 10-minute 300km range replenishment. This capability is transforming logistics fleets, mining operations, and emergency response units that operate beyond grid coverage.
The integration of photovoltaic (PV) panels with battery energy storage systems (ESS) is enabling truly carbon-neutral off-grid EV charging. OCPP 2.0-compliant systems now allocate solar energy in real time, optimizing self-sufficiency rates above 80%.
OCPP 1.6J and 2.0 protocol adoption is accelerating globally, enabling portable chargers to connect seamlessly with cloud management platforms, mobile payment gateways, and fleet management systems — regardless of location.
Military-grade IP55/IP65 protection ratings are now standard for off-grid EV charging equipment, ensuring reliable operation from -35°C to 75°C — covering polar expeditions, tropical industrial sites, and high-altitude construction projects.
As a certified national high-tech enterprise with 23 years of expertise in the energy sector, Tongxing specializes in R&D, production, and global distribution of innovative EV charging systems. Our comprehensive product portfolio spans from 3.5KW residential chargers to industrial-grade 720KW ultra-fast charging stations, complemented by integrated photovoltaic (PV) and energy storage solutions.
Our portable and off-grid EV charging equipment is engineered for the world's most demanding environments — delivering reliable, smart, and sustainable power wherever electric vehicles need it most.
World-class production infrastructure and deep technical expertise powering next-generation portable and off-grid EV charging equipment.

Equipped with 18 automated assembly lines and IoT-enabled quality control systems, achieving 95% production automation rate



Portable and off-grid EV charging equipment is redefining mobility infrastructure across commercial, industrial, and specialized environments worldwide.
Solar-integrated portable EV chargers enable EV owners to explore national parks, remote campsites, and off-road trails without range anxiety. Compact 7-22KW portable units with PV compatibility are becoming essential gear for eco-tourism operators and overlanding enthusiasts.
Underground mines and open-pit operations are transitioning to electric haul trucks and machinery. Off-grid DC fast chargers rated at 80–240KW, with IP65 protection and -35°C to 75°C operating range, power electric fleets in locations where grid connection is impossible or cost-prohibitive.
Last-mile delivery fleets and long-haul EV truck operators require high-density charging at depot locations that may lack robust grid infrastructure. Modular 120–720KW off-grid charging systems with energy storage integration ensure 24/7 fleet availability while reducing peak demand charges.
Construction sites frequently relocate, making permanent charging infrastructure impractical. Portable EV charging stations with generator or solar input provide flexible, temporary charging solutions for electric construction machinery, site vehicles, and worker transport fleets.
In regions with unreliable grid access across Africa, Southeast Asia, and Latin America, solar-powered off-grid EV charging hubs are catalyzing EV adoption. These community charging stations combine PV generation, battery storage, and OCPP-connected management for sustainable rural mobility.
Emergency services and disaster relief organizations are deploying electric vehicles for their lower operational costs and zero-emission benefits. Rapidly deployable off-grid charging units — mountable on trailers or shipping containers — provide critical charging infrastructure in post-disaster zones where grid power is unavailable.
Purpose-engineered for portable and off-grid deployment — combining extreme durability, smart connectivity, and universal compatibility.
Engineered with military-grade materials, our IP55/IP65-certified charging stations deliver unmatched performance in temperatures ranging from -35°C to 75°C, with reinforced waterproof/dustproof capabilities. Proven in Arctic tundra, Saharan deserts, and tropical rainforest conditions.
With over 30 years of manufacturing excellence, our solutions power sustainable mobility across 45+ countries, from Iceland's Arctic conditions to Saudi Arabia's desert climates. Strategic partnerships with European grid operators and APAC infrastructure developers ensure localized compliance with IEC/CE/UL certifications.
Our off-grid EV charging equipment has been successfully deployed in remote mining operations in Australia, solar-powered charging corridors in East Africa, disaster-relief charging fleets in Southeast Asia, and high-altitude construction sites across Central Asia — demonstrating unparalleled adaptability and reliability in the world's most challenging environments.
As electric vehicle adoption accelerates globally, the need for portable, resilient, and intelligent off-grid charging infrastructure has never been greater. Tongxing's advanced EV charging equipment bridges the gap between grid limitations and the boundless potential of electric mobility — empowering industries, communities, and individuals to charge anywhere, anytime.
Trusted by operators, fleet managers, and infrastructure developers across 45+ countries for portable and off-grid EV charging excellence.
98.6% field reliability rate verified by 2023 TÜV audit — ensuring maximum uptime for off-grid and portable charging deployments in critical environments.
24-month comprehensive warranty plus lifetime technical support — backed by a 200-strong engineering team available for remote diagnostics and on-site service globally.
Custom branding and white-label services for B2B clients — including OEM hardware customization, branded mobile apps, and co-developed OCPP cloud management platforms.
Carbon-neutral manufacturing processes with renewable energy-powered production facilities — ensuring your off-grid EV charging infrastructure is sustainable from manufacture to deployment.
Explore our complete lineup of EV charging solutions — from compact portable AC wallboxes to high-power industrial DC fast chargers for off-grid and energy storage applications.