Advice and Answers to Frequently Asked Questions

Herholdt's Articles

Herholdt Residence is Setting the Standard for Residential Solar

Herholdt Residence is Setting the Standard for Residential Solar - From the outset, this project was about more than just installing solar; it was about doing everything right. The Herholdt Residence brings together performance, design, and long-term reliability in a purposeful, natural way.

Herholdt's Articles

Herholdt's Sol Tour 2026 Swings into Action

Herholdt's Sol Tour 2026 Swings into Action - The fairways are calling, and the Herholdt's Sol Tour 2026 is officially underway. This is more than just a name; “Sol” is derived from the Latin word for sun, a small detail that actually says a lot.

Herholdt's Articles

Herholdt's Group and AIKO Energy Sign 300 MW Order Contract

Herholdt's Group and AIKO Energy Sign 300 MW Order Contract - On March 7, 2026, during a special signing ceremony at AIKO's operational facility in Yiwu, China, representatives from AIKO and Herholdt's Group came together to formalize a new 300 MW order agreement. We are pleased to sincerely thank AIKO Energy for their ongoing partnership and steadfast dedication to innovation and excellence in the solar industry.

Herholdt's Articles

Why Herholdt's Group is South Africa's gateway to Sigenergy

Why Herholdt's Group is South Africa's gateway to Sigenergy - Excerpt: Sigenergy energy solutions are essential for South African businesses and homeowners, and they are easily available from Herholdt's Group.

Herholdt's Articles

AIKO's ABC Technology Redefining Real-World Solar Performance

Herholdt's Articles

Sigenergy - The world's first five-in-one energy system

Sigenergy - The world's first five-in-one energy system - Sigenergy is the industry's first five-in-one energy system. This innovative system integrates PV, inverter, battery module, PCS, EV DC bidirectional charger, and EMS system into one cohesive unit, revolutionizing energy management and usage.

Herholdt's Articles

Why going green is good for business

Why going green is good for business - With the world in a state of transformation, sustainability has become an increasingly important issue. South African companies are urging themselves to act, and the good news is that businesses can make a major impact.

Herholdt's Articles

Join the Sigenergy Installer Loyalty Program and Reap the Rewards

Join the Sigenergy Installer Loyalty Program and Reap the Rewards - Herholdt's Group is renowned for prioritizing customers and striving to provide the best possible service and products. To ensure installers can deliver top-notch results, Herholdt's partnered with Sigenergy for not only top-tier solutions but also the Sigenergy Installer Loyalty Program, designed to recognize and reward installers' hard work and dedication.

Herholdt's Articles

ROI vs. LCOE: Which Matters Most in Solar Investments?

ROI vs. LCOE: Which Matters Most in Solar Investments? - When it comes to investing in solar energy systems, understanding key financial metrics like Return on Investment (ROI) and Levelized Cost of Energy (LCOE) is crucial. Both provide valuable insights, but they serve different purposes.

Herholdt's Articles

Heine Herholdt named CEO of the year at Energy Box 2024

Heine Herholdt named CEO of the year at Energy Box 2024 - In a landmark achievement for Herholdt's Group, we are ecstatic to announce that our CEO, Heine Herholdt, has been awarded the prestigious title of CEO of the Year at the Energy Box - Solar Energy Storage Future South Africa 2024 event.

Electrical

Herholdt's Group - your trusted source for quality electrical products

Herholdt's Group - your trusted source for quality electrical products - When it comes to finding top-notch electrical products, look no further. With a reputation built on reliability and excellence, Herholdt's has become the go-to destination for both professionals and DIY enthusiasts alike.

Herholdt's Articles

Herholdt's Group achieving remarkable growth

Herholdt's Group achieving remarkable growth - For the second time in a row, Herholdt's Group has been recognized as one of the fastest-growing companies in Africa on the 2024 Financial Times ranking, highlighting remarkable growth and success in the renewable market.

Herholdt's Articles

Customer Survey Making an Impact

Customer Survey Making an Impact - Herholdt's recently conducted a customer survey with a difference, pledging to donate R50 for every survey completed. Customers eagerly participated, recognizing the opportunity to voice their opinions and contribute to a worthy cause, resulting in 400 completed surveys, adding to a generous donation of R20 000.

Renewable Energy

Herholdt's signs Distribution Agreements with Sungrow

Herholdt's signs Distribution Agreements with Sungrow - On 29 April 2024, Herholdt's Group signed a distribution agreement with Sungrow. This marks the beginning of an official partnership, solidifying their presence in South Africa's renewable energy landscape.

Herholdt's Articles

Are you ready to win fantastic prizes?

Are you ready to win fantastic prizes? - Herholdt's Group presents the FormulaSun Competition that kicked off on 1 August 2023 and is in full gear until July 31, 2024. With incredible rewards up for grabs, it's an unforgettable competition experience!

Renewable Energy

SolarEdge is leading the way in safety innovation

SolarEdge is leading the way in safety innovation - A solar system installed according to regulations and best practices can be safe and stress-free, however, recent fires sparked concerns about the safety of solar power.

Renewable Energy

What will the energy sector gain from the Internet of Things?

What will the energy sector gain from the Internet of Things? - The arrival of 5G technology has accelerated IoT capabilities, creating remarkable innovations and applications. The Internet of Things (IoT) is a new smart environment, that merges the physical and virtual worlds. IoT is smart devices or objects that connect to the internet, linked by a network, collecting and exchanging data.

Renewable Energy

Get it clear

Get it clear - The world is striving towards a greener future and innovative technologies are constantly researched and developed. One such development is the transparent solar panel which holds enormous potential for the future of clean energy, while sustaining our landscapes and natural habitats.

Renewable Energy

What are the components of a PV system?

What are the components of a PV system? - From the sun to the solar cell, the solar cell to current, with words such as hybrid, and maximum power point, you may feel a bit lost when considering a PV system.

General Articles

Is your little one safe?

Is your little one safe? - Like many South Africans you may be feeling confused and frustrated when it comes to buying electricity. You may have noticed that the price per unit changes throughout the month, leaving you dazed.

Renewable Energy

Solar Energy and PV systems – how do they work?

Solar Energy and PV systems – how do they work? - Sunlight consists of a spectrum of wavelengths. Most of the solar energy that reaches the earth's surface consists of ultraviolet-; visible-; and infrared light. Solar panels are designed to absorb sunlight in the visible wavelengths – the part of the spectrum our eyes can see.

Herholdt's Articles

Solanergy

Solanergy - The enchanting Sunset Beach, with Table Mountain as backdrop, is home to Peter Petersen, owner of Solanergy. After observing the renewable energy sector since the early 2000s, it became evident to Peter that it will only be a matter of time before quality of products (especially with regards to storage) and pricing will converge to create a favourable and attractive opportunity in the renewable market.

Herholdt's Articles

Employee Focus: Willie Kruger

Employee Focus: Willie Kruger - Before Willie Kruger joined the Herholdt's tribe, he was living the student life, studying financial planning law (SFPL) in which he achieved a postgraduate degree from the University of the Free State.

General Articles

When should you buy electricity?

When should you buy electricity? - Like many South Africans you may be feeling confused and frustrated when it comes to buying electricity. You may have noticed that the price per unit changes throughout the month, leaving you dazed.

Electrical

Restore your antique lights

Restore your antique lights - Restoration takes time and patience. Giving life back to an antique piece, whether it is light fittings, furniture or jewellery is very rewarding, and gives honour to the artistry.

Herholdt's Articles

Employee Focus: Chris Bekker

Employee Focus: Chris Bekker - Hello Durban! Herholdt's new branch opening in Durban, will be Chris' new home. If you can't find him in the office, you can find him at his favourite restaurant, The Beach House, most likely enjoying a dessert.

Herholdt's Articles

Tala Solar

Tala Solar - Starting from small beginnings, Stephan Olivier began Tala Solar in 2013, selling and installing solar pumps. He began building a substantial customer base especially with the farming community, and in 2015 he slowly began to venture into the residential market. Today, Tala Solar designs and installs all sizes residential and commercial solar systems.

Herholdt's Articles

LEDmar Solutions

LEDmar Solutions - LEDmar Solutions has become a trusted installer with over 10 years' experience in solar systems and installation. They install single- and three-phase systems in and around Bloemfontein and no project is too big.

Renewable Energy

Northern Capes' new 540MW solar plant

Northern Capes' new 540MW solar plant - A massive 540 megawatts solar and battery power project is underway in Kenhardt, Northern Cape. This will be one of the largest of its kind globally. Under the Risk Mitigation Independent Power Producer Procurement Programme (RMIPPPP), the Norwegian renewable energy company, Scatec, is steering the project.

Electrical

Up your home's IQ with a smart plug

Up your home's IQ with a smart plug - As digital developments become part of our daily lives, smart homes are no longer a thing of the future, but a reality of the present. The aim: to make life more convenient by having our homes working for us and around our schedules.

Renewable Energy

Agriculture meets Solar Power

Agriculture meets Solar Power - Agriculture plays a major part in our economy, livelihood, and the environment. Solar technology along with traditional farming holds numerous benefits and enables farms to become self-sustaining, increasing crop yields and reducing electricity and water consumption. It is the future, using solar technology together with traditional farming.

General Articles

Turn load shedding, into loads of fun!

Turn load shedding, into loads of fun! - “Eskom released a media statement” …yes, we all know what this means. Load shedding has become our new normal and believe it or not, it is the lesser of two evils.

Electrical

Electro Mechanica 20th Edition Catalogue

Electro Mechanica 20th Edition Catalogue - Electro Mechanica has been serving customers in the electrical and automation industries for almost four decades. With a network of branches and reputable distribution partners, they deliver quality products and innovative solutions throughout South Africa.

Herholdt's Articles

Teknia Projects

Teknia Projects - Teknia Projects strive to be a significant player in the positive transformation of South Africa, contributing to the infrastructural and economic development of the country.

General Articles

Time to rewire?

Time to rewire? - Was your home built before 1990? If so, you might need to rewire your home. The guideline suggests replacing your wiring every 25 years as wiring can deteriorate over time.

General Articles

Have a happy and warm winter

Have a happy and warm winter - We have entered the winter months, and we are in for a freezing one according to the South African weather service. Average day temperatures of 18°C and lows of 2° C have been suggested. Although the coldest town in South Africa is Sutherland, the farm Buffelsfontein, near Molteno, holds the official record for the lowest temperature at -20.1°C.

Herholdt's Articles

Employee Focus: Jarrett Naud'e

Employee Focus: Jarrett Naud'e - Jarrett Naud'e, Business Developer at our Johannesburg Branch was brought onto to our team to build a new clientele base for Herholdt's and to service our customers in the best way possible, growing the Business name and upholding the great service that Herholdt's is known for.??

Herholdt's Articles

EnersolSA Professional

EnersolSA Professional - Enersolsa is a Herholdt's Trusted Installers, specializing in renewable energy systems. They also provide their expertise and services for solar geysers, heat pumps and air conditioning.

General Articles

InterSolar 2022

InterSolar 2022 - InterSolar is the world's leading solar exhibition and has become the most important industry platform for the global solar industry. InterSolar, previously known as Solar, was founded in 1991 to promote the developments of solar technology. The founders were guided by their vision of the solar future – and now, 30 years later it is much more than just an exhibition, uniting people and companies in the solar industry by bringing together technologies from all over the globe.

Electrical

Smart Home Technology

Smart Home Technology - Gone are the days of setting up the timer for your lights to go on and off in the pretence of someone being home. With smart home technology, also called home automation, you can control almost everything inside your home from one device wherever you are.

General Articles

Opening of our Gqeberha Branch

Opening of our Gqeberha Branch - After opening our first branch in Bloemfontein in 1989, we have grown and established ourselves as one of the largest role players of growing stature in the electrical, lighting and renewable energy industry nationwide, providing solutions to national customers in South Africa, as well as international customers based in bordering countries. We now boast with branches in Bloemfontein, Kimberley, George, Cape Town, Randburg, Centurion and now finally, Gqeberha!

Renewable Energy

Safety a top focus for major solar inverter provider

Safety a top focus for major solar inverter provider - SolarEdge met with pv magazine to discuss the safety features of its products, as well as codes, standards, and workforce training.

Renewable Energy

Choosing the perfect solar charge controller for your solar project

Choosing the perfect solar charge controller for your solar project - A solar charge controller prolongs the life of your solar battery. Solar charge controllers safeguard batteries against overcharging and fully draining, two factors that significantly reduce battery life. Choosing the right solar charge controller for your solar project is key to prolonging its lifespan while saving you money in the long run.

General Articles

Tips For Setting Up Your Motion Sensor Floodlight

Tips For Setting Up Your Motion Sensor Floodlight - Tips For Setting Up Your Motion Sensor Floodlight

Lighting

4 Load Shedding Must-Haves To See You Through This Summer

4 Load Shedding Must-Haves To See You Through This Summer - As the power crisis in South Africa continues to interrupt our daily lives, we need to find ways to keep productive, safe, and comfortable during periods of load shedding. These are our top 4 recommendations.

Renewable Energy

Northern Cape Solar Farm To Power Amazon's South Africa's Data Centres

Northern Cape Solar Farm To Power Amazon's South Africa's Data Centres - Though Amazon.com is staying mum for now on details of its planned “utility-scale” renewable energy project in South Africa, it has emerged that it will source the power from a giant solar farm to be built in the Northern Cape.

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