Custom Lithium Pty Ltd is a Inverters and UPS, Solar energy company establishment in Sandton, Gauteng, South Africa

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Custom Lithium Pty Ltd – Inverters and UPS, Solar Energy Solutions

Custom Lithium Pty Ltd — Bespoke Lithium Battery Solutions for EVs, Solar, and Off-Grid Living

Custom Lithium Pty Ltd operates as a South African business focused on designing and delivering custom-built lithium battery systems. The company positions itself at the intersection of electric vehicle enhancement, DIY energy projects, and reliable solar backup, with a clearly stated emphasis on practical, long‑term energy independence. The operation is described in terms of innovation, hands‑on testing, and solutions tailored to individual needs.

The company’s service offering spans several core areas. First, it provides battery design and manufacture services for EVs, including repairs and upgrades to existing packs and components. This includes a focus on Nissan Leaf and BMW i3 battery work, battery health diagnostics, and custom EV battery design. Second, it markets EV conversions and conversion components, supplying motors, inverters, vehicle control units (VCU), battery management systems (BMS), contactors, and control boards. It also offers affordable DIY build kits and ongoing support for EV conversions. Third, the design, research and development, and manufacturing pillar covers in-house BMS design, advanced thermal management solutions (including liquid cooling options), and R&D targeted at Leaf battery packs adapted to local conditions. Taken together, these services present Custom Lithium as a developer of modular, high‑performance energy storage systems intended to be safe, scalable, and durable.

The business communicates a customer‑facing process characterised by listening to user needs before proposing technical solutions. The stated approach begins with understanding whether the client’s aim is EV upgrades, solar systems, off‑grid setups, or DIY projects. The company highlights a user‑friendly experience through a mobile app that enables energy usage monitoring and control of the lithium systems. Design and delivery are framed as a holistic journey—from initial concept through to installation and ongoing support. The messaging emphasises long‑term relationships, practical advice, and training to empower customers to operate and maintain their systems confidently.

In terms of experience and culture, the company presents its founder as an accessible, hands‑on engineer who combines tinkering with real‑world testing. The narrative stresses a practical, results‑driven ethos, underscoring that work is grounded in local conditions and customer goals rather than generic marketing claims. The brand identity leans on South African innovation and a mission to help people navigate energy challenges through affordable, custom solutions that prioritise safety, flexibility, and quality.

From a services perspective, the portfolio is designed to support a spectrum of users—from EV enthusiasts restoring or upgrading vehicles to DIYers building bespoke energy systems, and solar users seeking dependable backup capability. The company presents itself as a local partner capable of delivering customised battery packs, performance upgrades, and, where needed, complete system redesigns. The emphasis on in‑house R&D, testing, and hands‑on workshops reinforces the impression of a practical, teach‑and‑learn approach to energy technology.

Location and access to the business are outlined through a South African footprint, with Fourways, Johannesburg as the address cited for communications and visits. Contact channels include dedicated phone lines and email, and standard business hours are provided to help prospective clients plan interactions. The schedule indicates Monday to Friday availability from 8:00 to 17:00, with Saturday hours from 09:00 to 12:00, and a Sunday closure. These hours reflect a typical professional operation with extended weekday accessibility for consultations, diagnostics, and project planning.

Typical project types aligned with Custom Lithium’s offerings include: upgrading EV battery packs for older or underperforming vehicles, implementing bespoke DIY battery kits for enthusiasts, and engineering solar backup or off‑grid energy systems that leverage lithium technology. The company also advertises design and manufacturing capabilities for custom BMS and thermal management, enabling tailor-made solutions that consider local climate and usage patterns. The breadth of capabilities suggests a lifecycle service—from initial design and build through to maintenance, monitoring, and potential future upgrades.

Practical tips for prospective customers include assessing the primary objective (EV upgrade, solar backup, or off‑grid system) to guide the discussion around battery chemistry, capacity, and thermal management. It is advisable to prepare a clear outline of the vehicle or home energy requirements, available space, and any compatibility constraints with existing systems. Engaging early with a designer who emphasises testing and real‑world validation can help ensure that the final configuration remains scalable and safe over time. When planning a visit or a quote, consider aligning with the stated hours for in‑person consultations or workshops and confirm the preferred contact method in advance.

Overall, Custom Lithium Pty Ltd presents itself as a locally grounded, problem‑solving partner in the Inverters and UPS, Solar energy field, combining practical engineering, customised design, and sustained support to help clients power what matters most in a sustainable, electrified South Africa.

Address: 17 Turaco St, Fourways, Sandton, 2055, South Africa
Sandton
Gauteng
South Africa

Telephone: +27 82 390 6520

Website

Inverters and UPS Solutions for Solar Energy in Sandton, Gauteng

In the Sandton area of Gauteng, a range of services centres on the design, installation, and maintenance of power backup and energy storage systems for residential, small business, and commercial applications. Inverters and uninterruptible power supply (UPS) solutions are commonly paired with solar photovoltaic (PV) installations to offer resilience against load shedding, grid instability, and temporary outages. The landscape is characterised by a mix of standard off-grid arrangements and hybrid systems that integrate solar generation with battery storage to optimise energy use and reduce dependency on the public grid.

Customer outcomes typically focus on ensuring continuous power to critical circuits, protecting sensitive electronics, and improving overall energy efficiency. In Sandton, a densely populated business district, the demand often includes compact, high-efficiency inverters suitable for offices as well as robust, scalable solutions for retail spaces and small factories. The aim is to minimise downtime while providing a smooth transition between mains supply and backup power, with automatic switching and clear status indicators that help building managers monitor performance quickly.

In practice, the scope of services generally encompasses assessment and design, equipment selection, installation, Commissioning, and ongoing support. An initial site evaluation considers roof capacity, sun exposure, electrical distribution, and safety constraints. The choice of inverter type—string, microinverter, or central—depends on factors such as system size, connectivity, and whether optimisation for energy yield or redundancy is the primary objective. UPS systems are sized to cover critical loads for a predefined period, ensuring equipment like servers, point-of-sale terminals, lighting controls, and communication devices remain operational during interruptions.

Solar energy companies in Sandton typically provide integrated solutions that align solar generation with power storage and load management. This often includes the installation of PV panels, battery storage, inverters, and UPS units, alongside protective devices such as surge protection, transfer switches, and appropriate earthing. Professional services emphasise compliance with local electrical codes and safety standards, alongside clear documentation of system specifications, warranty terms, and maintenance schedules. Once installed, systems are tested under realistic conditions to verify seamless handover from grid to backup power and back again, with attention to voltage stability and battery health monitoring.

Practical considerations for customers include understanding charging and discharging cycles, battery chemistry options, and the impact of climate on performance. Lead-acid and lithium-based batteries are common choices, each with distinct life expectancies, charging profiles, and space requirements. Noise, heat dissipation, and physical footprint are also weighed during planning, especially for installations within retail spaces or shared office environments. Maintenance plans typically cover routine inspection of wiring, connectors, and inverter cooling systems, as well as battery health checks and firmware updates where applicable. Transparent service agreements may outline response times, on-site support windows, and options for extended warranties or service level arrangements.

For organisations in Sandton seeking reliable power continuity, the emphasis is on selecting compatible components tailored to the site’s electricity demand profile and the desired level of resilience. A well-designed inverter and UPS strategy complements solar generation by smoothing out short-term grid fluctuations, enabling more consistent energy use and potential savings on electricity bills. While the specifics of equipment brands and configurations vary, the underlying principle remains consistent: an integrated approach to energy security that supports uninterrupted operations and prudent energy management in a dynamic urban environment.