Redring Powerstream Unvented Instantaneous Water Heater 12kW
- Power: 12kW
- Dimensions (mm): H160mm x W307mm x P84mm
- IPX4
- Minimum Flow Rate: 3.3l/min
The Redring Powerstream 12kW Unvented Instant Water HeaterÂ
The Redring Powerstream Instantaneous water heater, is ideal if you don't have the room or budget for a centrally stored hot water cylinder, as the compact size of this unit allows it to be tucked under the sink or in a cupboard.
Economical to run and no standing heat loss as happens with water cylinders. Powerstream unvented inline instantaneous water heaters provide a continuous regulated flow of instantly heated water for hand washbasin use.
Their compact size and simple inline installation at point of use makes them ideal for en suite shower rooms, small washrooms. The Powerstream instant water heater will supply 1 or 2 hand wash basins, or a basin and shower when installed with the optional RM1 manual mixer accessory.
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- Power: 12kW
- Dimensions (mm): H160mm x W307mm x P84mm
- IPX4
- Minimum Flow Rate: 3.3l/min
- Approvals, WRAS, BEAB & CE
- Water Connections: Ø15mm Plain Copper Shank
- Thermal Cut-Out Protection:Â Cyclic and Manual Reset
- Element Resistance (Ohms): 9.6
- Consumption (kWh/A): 469kWh/A
- Sound (dBA): 15dBA
- Operating Pressure psi/(bar): 10 (0.7) - 150 (10.3)
- GTIN/EAN: 5017084452026
| Product Code | RPS12 |
| Power (kW) | 12kW |
| Dimensions (mm) | H160mm x W307mm x P84mm |
| Current Rating @ 240V | 50A |
| Element Resistance (Ohms) | 9.6 |
| Thermal Cut-Out Protection | Cyclic and Manual Reset |
| Consumption (kWh/A) | 469kWh/A |
| Sound (dBA) | 15dBA |
| Operating Pressure psi/(bar) | 10 (0.7) - 150 (10.3) |
| Minimum Flow Rate (l/min) | 3.3l/min |
| Water Connections | Ø15mm Plain Copper Shank |
| IP Rating | IPX4 |
| Approvals/Mark | BEAB & CE |
| GTIN/EAN | 5017084452026 |
What type of water heater is the Powerstream 12kW?
It’s an unvented instantaneous inline water heater that heats cold mains water on demand, eliminating the need for a storage cylinder and providing hot water instantly at the point of use.
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Where can this unit be used?
The Powerstream 12kW is designed for hot water at hand wash basins and can supply up to two basins or one basin and a shower with the appropriate accessory (e.g., manual mixer kit). It’s not suitable for baths or large kitchen sinks.
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Does it save space and energy?
Yes — by heating water only when required and avoiding long pipe runs to a central hot water cylinder, it reduces heat loss, saves space and lowers energy waste.
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What is the energy efficiency rating?
The Powerstream 12kW has an A energy efficiency rating, helping to improve efficiency compared to older systems
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What electrical supply does it require?
This model requires a hard-wired dedicated electrical supply, typically around 50A, and must be installed by a qualified electrician — it cannot be used with a standard 13A plug.
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Does the unit have built-in protections?
Yes — it includes thermal cut-out protection to automatically shut off the heater if temperatures become too high, enhancing safety.
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Our Delivery Charges and times are explained:
Delivery Charges
All deliveries have a standard charge of £9.50 + VAT up to 20kg. Where stated, certain products are delivered FREE of charge (mainland UK only*). Check the description of the desired product and if it says free delivery then you will not be charged for delivery*
Extra Charges
Where the weight is over 20kg we reserve the right to charge more dependent on product type and delivery postcode, our customer service team will be in touch and inform you of any extra charges before we despatch.
Delivery Times
All products will have a delivery time stated in their description. Next Working Day - these products will be delivered Next Working Day if ordered before 12.00, or in certain circumstances up until 4:00 pm. Please call if you require a Next Working Day and we will try our best to get it to you. Certain products will state within 48hrs, within 3 Days or within 5 days. These products will be delivered within the time stated. If you require delivery on a certain day please put this in the comments and we will aim to deliver on that day.
Certain products such as radiators are delivered after 5 working days, when purchasing a radiator please put in the desired delivery date which is 5 working days after ordering. In some cases, stock permitting, we can get radiators out sooner. Please call or put in the customer comments if you need something urgently and we will try our best.
Saturday Deliveries
We can arrange for a Saturday delivery for certain products, please call 01977 663331 for more details.
Please note: Although we will do our utmost to deliver your product in the time stated we cannot be held responsible for any unforeseen delays. Please do not book a plumber, electrician, etc until you have received the goods as we will not be held responsible for their time. Please read our terms and conditions for further details.
additional charges may be applicable dependent on your location please double-check with our customer service team
