Solar Geyser Prices in Pretoria and South Africa: 2026 Installed Cost Guide
See what a solar geyser really costs installed, what the shelf price leaves out, and how to compare quotes without getting caught out.
What a Solar Geyser Really Costs Installed
Solar geyser prices in Pretoria usually run from about R22,500 to R40,000 fully installed for the 100 to 200 litre systems most homes buy. A 300 litre family system costs more, often R32,000 to R50,000. The shelf price you see in a store — often R9,000 to R25,000 — is the unit alone, so it is not the figure you will pay.
We have spent 10 years installing solar in Pretoria, and the same question comes up every week: why are the quotes so different? This guide shows you the prices by size, what is included, what usually is not, and how to work out whether a solar geyser pays for itself in your home.
Solar Geyser Prices at a Glance
| Size | Best for | Typical installed price (Gauteng) |
|---|---|---|
| 100 litre | 1 to 2 people | about R22,500 – R28,500 |
| 150 litre | 2 to 3 people | about R25,500 – R33,500 |
| 200 litre | Family of 4 | about R28,500 – R39,500 |
| 300 litre | 5 or more people | about R32,000 – R48,000 |
| Retrofit on your existing geyser | Keeping your tank | about R10,000 – R20,000 |
Want an itemised price for your specific property? Send us your suburb and household size.
Solar Geyser Prices in Pretoria by Size
Pretoria prices follow the Gauteng market. These are the sizes people ask about most.
150 Litre Solar Geyser Price
R25,500 – R33,500 installed
A 150 litre solar geyser suits two or three people and is the most popular size. Expect about R25,500 to R33,500 installed in Gauteng. The unit alone usually costs about R9,000 to R13,000 for a high-pressure system.
A 150L solar geyser price drops if you pick a low-pressure model, and rises if you add frost protection, a longer pipe run or evacuated tubes.
200 Litre Solar Geyser Price
R28,500 – R39,500 installed
A 200 litre solar geyser fits a family of four and is the size we recommend most often. Installed prices run about R28,500 to R39,500.
Supply-only prices for a 200L high-pressure system run from roughly R13,500 to R25,000, depending on brand and what comes in the bundle. The gap to the installed price is labour, plumbing, valves, mounting and certificates.
100 Litre Solar Geyser Price
From R22,500 installed
A 100 litre system suits one or two people, a flat or a cottage. Installed prices start around R22,500, because the plumbing, mounting and certificates cost much the same as for a bigger system.
The saving from going small is smaller than people expect, so check whether a 150L system is worth the extra.
300 Litre Solar Geyser Price
R32,000 – R48,000 installed
A 300 litre solar geyser suits large families, guest rooms and homes with heavy hot water use. Installed prices run about R32,000 to R48,000.
Many 300L setups are split systems with a pump, and the tank is often heavy, so we always check the roof structure first.
Solar Geyser Prices South Africa: Supply-Only vs Installed
If you are comparing prices outside Pretoria, or reading retailer shelves, here is the national picture.
| System | Supply-only | Fully installed |
|---|---|---|
| Low-pressure solar geyser | about R4,000 – R12,000 | from about R15,000 – R28,000 |
| High-pressure solar geyser (100 to 200L) | about R9,000 – R25,000 | about R22,500 – R42,500 |
| High-pressure 300L | about R23,000 – R32,000 | about R32,000 – R50,000 |
| Split (pumped) system | about R16,000 – R25,000 | about R32,000 – R50,000 |
| Solar geyser controller or retrofit kit | about R2,000 – R4,000 | about R10,000 – R20,000 with panels |
Confused by the gap between shelf price and installed price? Send us your suburb — we will show you what's actually included.
How Much Is a Solar Geyser? What the Price Includes
When someone asks how much a solar geyser costs, they often compare a shelf price with a quote. These are not the same product. A proper installed price covers everything below — a shelf price usually does not.
A Proper Installed Price Covers
- The geyser tank and collectors, or the retrofit kit
- Mounting frame and roof fixings
- Insulated pipework, valves and the pressure and temperature safety valves
- Electric backup element and controller
- Labour for plumbing and electrical connections
- The Certificate of Compliance
- Removal of the old geyser, if you are replacing it
- VAT
A Shelf Price Usually Leaves Out
- Delivery
- Labour
- Plumbing materials
- The Certificate of Compliance
- Frost protection
Solar Geyser Installation Price: Labour and Certificates
Installation is usually the part that surprises people. These are typical ranges, not quotes. For a full breakdown of how the work is done, read about our professional solar geyser installation.
Labour
R2,000 – R10,000
About R2,000 to R5,000 for a simple replacement on the existing footprint. About R5,000 to R10,000 for a full solar job with roof work, plumbing and electrical.
Certificates of Compliance
R1,000 – R3,000
Plumbing and electrical sign-off. You need these for insurance and when you sell — they are a legal and safety requirement, not paperwork for its own sake.
Extras
Varies
Roof reinforcement, longer pipe runs, DB board work, or a hard-to-reach roof. These are usually quoted separately and depend on your specific property.
High-Pressure Solar Geyser Prices vs Low-Pressure
High-pressure solar geyser prices run higher than low-pressure ones, because the tank and fittings have to handle mains pressure.
High-Pressure Solar Geyser
R12,000 – R25,000 supply-only
Works with your municipal pressure, so showers and taps behave normally. This is the right choice for most connected Pretoria homes.
Low-Pressure Solar Geyser
R4,000 – R12,000 supply-only
Works on gravity feed and suits borehole or tank-fed supplies — but pressure at the tap is lower.
Solar Panel Geyser Prices (PV-Powered and Retrofit)
A solar panel geyser uses PV panels to power the element in a geyser you already own. It is often the cheapest way to start. See our solar geyser conversion page for a detailed walkthrough.
Smart Controllers
R2,000 – R4,000
Geyserwise or Elon-type controllers that divert excess solar to your geyser. A cheap add-on for existing PV systems.
Retrofit Kits with Panels
R4,900 – R29,000
Depends on panel count and collector type. A small 1-panel kit sits at the low end, a multi-panel setup at the high end.
Fully Installed Conversions
R10,000 – R20,000
For a typical home, including panels, controller, wiring and CoC. This keeps your existing tank in place.
Want to convert your existing geyser to solar? Send us your suburb and we will send a clear, itemised price.
What Affects Solar Geyser Costs in Pretoria
Two homes in the same street can get very different quotes. These are the main reasons.
Tank Size and Collector Type
Evacuated tubes cost more than flat plates, and bigger tanks cost more.
Frost Protection
Pretoria's winter frost means an indirect (closed-loop) system or equivalent. It adds cost but protects the system. An unprotected direct system is cheaper and riskier.
Roof Type and Access
Tile, IBR and concrete roofs need different mounting, and a steep or high roof takes longer.
Pipe Runs and Existing Plumbing
A long run from roof to tank, or old pipework, adds time and materials.
Pumped vs Passive
Split systems with a pump cost more than a simple thermosiphon.
Estate Rules
Some estates need drawings and approvals before work starts.
Hard Water
Hard water in parts of Pretoria can call for a sealed system and a tempering valve — which adds cost but protects the tank long-term.
Solar Geyser Prices and Installation: Is It Worth It?
A solar geyser costs more upfront than a standard electric one. A basic 150L electric geyser replacement usually costs about R7,000 to R12,000 all-in, while a solar system costs roughly three times as much. The difference comes back in lower bills.
Water heating is often estimated at 30 to 50 percent of a household electricity bill, and one Pretoria guide estimates that a solar geyser can save about R650 to R950 a month. Treat those numbers as a guide, because your savings depend on your tariff, household size and habits.
A worked example you can check yourself
Say a 200L system costs R30,000 installed and cuts your bill by R750 a month. R30,000 divided by R750 is 40 months — just over three years. Replace the two numbers with your own, and you have your payback.
Solar Geyser Specials: How to Judge a Cheap Offer
Solar geyser specials can be real bargains, but a low price often hides a gap. Before you accept one, check all six of these:
Supply-only or installed?
A R9,000 special is a unit, not a solution. Confirm what's included before comparing prices.
Is frost protection written in?
If frost is not mentioned in the quote, ask. Pretoria winters are not frost-free.
Is the Certificate of Compliance included?
You need it for insurance and when you sell. If it is not listed, it may not be included.
Who installs it — and are they registered?
Ask to see the plumber's registration before work starts. This is a legal requirement.
What are the warranties?
Tank, collector and workmanship warranties are three different things. Ask for all three.
Is the system right for your water pressure?
Low-pressure on a mains-fed home is a false saving. Match the system to your supply first.
Seen a geyser special you are not sure about? Send it to us on WhatsApp — we will tell you honestly what is missing.
Solar vs Heat Pump vs Electric: Price Comparison
If you are replacing a geyser and weighing up your options, here is how the three main choices compare on installed cost.
| Geyser type | Typical installed price | Notes |
|---|---|---|
| Standard electric (150L) | about R7,000 – R12,000 | Lowest upfront, highest running cost |
| Solar geyser (150 to 200L) | about R22,500 – R40,000 | Biggest savings, frost protection needed |
| Heat pump (150 to 300L) | about R27,500 – R59,500 | Works day and night, higher upfront cost |
How We Price Solar Geysers in Pretoria
We do not quote from a brochure. We visit or video-call, check your roof, water pressure and plumbing, and then send an itemised written quote. That quote lists the system type, tank size, frost protection, backup element, valves, certificates and warranties — so you can compare it line by line with anyone else's.
Site Visit or Video Call
We see the roof and water supply first-hand — no guessing.
Roof, Pressure, Plumbing Check
We assess what's actually possible on your property.
Itemised Written Quote
System, frost protection, backup, valves, certificates — all listed.
Line-by-Line Comparison
So you can compare like-for-like with any other quote.
Where We Install
We install in Pretoria East, Centurion, Menlyn, Waterkloof, Garsfontein, Faerie Glen, Moreleta Park, Silver Lakes, Pretoria North and nearby suburbs. See all areas we serve.
Solar Geyser Prices FAQs
The questions Pretoria homeowners ask us most often about solar geyser prices — answered honestly, in plain language.
How much is a solar geyser in South Africa?
A complete solar geyser costs about R22,500 to R42,500 installed for the 100 to 200 litre systems most homes buy. A 300 litre system costs about R32,000 to R50,000. The unit alone costs much less — from about R4,000 for a basic low-pressure model to R25,000 for a larger high-pressure one.
How much does a 200 litre solar geyser cost?
A 200 litre solar geyser costs about R28,500 to R39,500 installed in Gauteng. Supply-only prices run from roughly R13,500 to R25,000 depending on brand and bundle.
How much does a 150 litre solar geyser cost?
A 150 litre solar geyser costs about R25,500 to R33,500 installed. The unit alone is usually about R9,000 to R13,000 for a high-pressure system.
Why do solar geyser quotes differ so much?
Quotes differ because of the tank size, collector type, frost protection, roof, plumbing, labour, certificates and warranties. Some quotes are supply-only and some are fully installed. Ask each installer to itemise the same things.
Does the price include VAT and the Certificate of Compliance?
It should, but not every quote does. Ask whether the price is VAT-inclusive and whether the plumbing and electrical certificates are included.
Is a solar geyser cheaper than a heat pump?
Usually yes. Solar geysers are typically cheaper to install than heat pumps, and in sunny areas like Pretoria they often pay back faster. A heat pump suits homes without roof space.
Can I pay for a solar geyser in instalments?
Many homeowners use a bond top-up or their bank's finance. Compare the total cost over the full term, not just the monthly amount. Ask us when you request a quote — we can point you to the options we know work in Pretoria.
Is there a solar geyser rebate?
Rebate schemes for solar water heaters have changed several times, and different products had different rules. We do not promise a rebate. Ask us when you request a quote, and check the current position yourself.
Get an Exact Solar Geyser Price for Your Home
Tell us your suburb, how many people live in the house and what geyser you have now. We will send an itemised written quote with the system, frost protection and certificates listed. No pressure and no jargon.
Prefer to talk first? Call +27 82 901 7452 — we answer Mon to Sat, 8:00am to 5:00pm.
Solar Installer Pretoria
10 years of trusted solar and geyser installation across Pretoria.
802 Arcadia Street, Pretoria
Prices on this page are market guides, checked October 2026, and include VAT unless stated. Final prices depend on your site and are confirmed in writing.