Original: $212.85
-65%$212.85
$74.50The Story
Redring Powerstream RPS95 9.5kW Instant Water Heater — Compact unvented under-sink instant water heater for basins or shower | 9.5 kW single-phase output | Instant hot water on demand | A-rated efficiency | Low sound level (15 dB) | IPX4 rated | No flue or gas required | Ideal for small bathrooms, cloakrooms, kitchens or utility rooms | 2-year warranty | MPN: RPS95
Supplies up to two basins or one basin and shower. Energy efficient A-rated with 39% efficiency. Requires 6 mm² / 10 mm²* supply cable (*for runs over 10m). Dynamic pressure min 0.7 bar (basin) / 1.0 bar (shower), max 10.3 bar. Includes 1/2" BSP to 15mm adapters.
The Redring Powerstream RPS95 is a compact, efficient instant water heater that provides unlimited hot water on demand without a storage tank or boiler. Rated at 9.5 kW on single-phase 230V, it heats water instantly as it flows through – ideal for under-sink installation in small bathrooms, cloakrooms, kitchens or utility rooms where space is limited.
With A-rated energy efficiency (39%) and low sound level (15 dB), it's economical and quiet in operation. The unit is IPX4 rated for splash protection and requires no flue or gas supply – zero carbon monoxide risk. Supplies a maximum of two basins or one basin and shower (with mixer unit). Use individual pillar taps for basins – no mixer taps. Installation must include a service valve on inlet, and if non-return valve fitted, add 3.5 bar PRV & 6 bar expansion valve. 2-year warranty – register online.
What Makes the Redring Powerstream RPS95 Special?
- Instant On-Demand Hot Water — Heats as it flows – unlimited supply, no waiting or storage losses.
- Compact Under-Sink Design — Fits in tight spaces – upright or lengthways orientation (not upside down).
- A-Rated Efficiency — 39% efficient, 473 kWh/annum consumption – energy-saving operation.
- Quiet Running — Only 15 dB – suitable for living areas or bedrooms.
- No Flue or Gas — Electric operation – zero CO risk, easy install in any property.
- Flexible Supply — Serves up to two basins or basin + shower (with mixer kit).
- 2-Year Warranty — Covers manufacturing defects – register online for full protection.
Key Features
Technical Specifications
| Specification | Value |
|---|---|
| MPN / SKU | RPS95 |
| Power Rating | 9.5 kW |
| Power Supply | 230 V AC, Single Phase |
| Current Draw | 41 A |
| Recommended Breaker | 40 A |
| Recommended Cable Size | 6 mm² / 10 mm²* (*for runs over 10m or not flat clipped) |
| Dynamic Pressure (Basin) | Min 0.7 bar (10 psi) / Max 10.3 bar (150 psi) |
| Dynamic Pressure (Shower) | Min 1.0 bar (15 psi) / Max 10.3 bar (150 psi) |
| Connections | 1/2" BSP inlet/outlet (adapters to 15mm included) |
| Flow Rate @ 30 °C Rise | 3.0–6.0 l/min (varies by inlet temp) |
| IP Rating | IPX4 |
| ErP Efficiency Class | A (39% efficiency) |
| Annual Consumption | 473 kWh |
| Sound Level | 15 dB |
| Dimensions (H × W × D) | 160 × 307 × 74 mm |
| Weight | 2.9 kg |
| Warranty | 2 years |
What's in the Box
✅ Installation by qualified electrician/plumber per BS.7671 & building regulations. If non-return valve fitted, add 3.5 bar PRV & 6 bar expansion valve. Not for mixer taps, baths or kitchen sinks (hand-washing only). Use pillar taps for basins. Supply cable 6 mm² / 10 mm²* (*runs over 10m). Service valve on inlet required. Isolate supplies before removing cover. 2-year warranty – register online with Redring.
Frequently Asked Questions
Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.
Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.
Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.
Description
Redring Powerstream RPS95 9.5kW Instant Water Heater — Compact unvented under-sink instant water heater for basins or shower | 9.5 kW single-phase output | Instant hot water on demand | A-rated efficiency | Low sound level (15 dB) | IPX4 rated | No flue or gas required | Ideal for small bathrooms, cloakrooms, kitchens or utility rooms | 2-year warranty | MPN: RPS95
Supplies up to two basins or one basin and shower. Energy efficient A-rated with 39% efficiency. Requires 6 mm² / 10 mm²* supply cable (*for runs over 10m). Dynamic pressure min 0.7 bar (basin) / 1.0 bar (shower), max 10.3 bar. Includes 1/2" BSP to 15mm adapters.
The Redring Powerstream RPS95 is a compact, efficient instant water heater that provides unlimited hot water on demand without a storage tank or boiler. Rated at 9.5 kW on single-phase 230V, it heats water instantly as it flows through – ideal for under-sink installation in small bathrooms, cloakrooms, kitchens or utility rooms where space is limited.
With A-rated energy efficiency (39%) and low sound level (15 dB), it's economical and quiet in operation. The unit is IPX4 rated for splash protection and requires no flue or gas supply – zero carbon monoxide risk. Supplies a maximum of two basins or one basin and shower (with mixer unit). Use individual pillar taps for basins – no mixer taps. Installation must include a service valve on inlet, and if non-return valve fitted, add 3.5 bar PRV & 6 bar expansion valve. 2-year warranty – register online.
What Makes the Redring Powerstream RPS95 Special?
- Instant On-Demand Hot Water — Heats as it flows – unlimited supply, no waiting or storage losses.
- Compact Under-Sink Design — Fits in tight spaces – upright or lengthways orientation (not upside down).
- A-Rated Efficiency — 39% efficient, 473 kWh/annum consumption – energy-saving operation.
- Quiet Running — Only 15 dB – suitable for living areas or bedrooms.
- No Flue or Gas — Electric operation – zero CO risk, easy install in any property.
- Flexible Supply — Serves up to two basins or basin + shower (with mixer kit).
- 2-Year Warranty — Covers manufacturing defects – register online for full protection.
Key Features
Technical Specifications
| Specification | Value |
|---|---|
| MPN / SKU | RPS95 |
| Power Rating | 9.5 kW |
| Power Supply | 230 V AC, Single Phase |
| Current Draw | 41 A |
| Recommended Breaker | 40 A |
| Recommended Cable Size | 6 mm² / 10 mm²* (*for runs over 10m or not flat clipped) |
| Dynamic Pressure (Basin) | Min 0.7 bar (10 psi) / Max 10.3 bar (150 psi) |
| Dynamic Pressure (Shower) | Min 1.0 bar (15 psi) / Max 10.3 bar (150 psi) |
| Connections | 1/2" BSP inlet/outlet (adapters to 15mm included) |
| Flow Rate @ 30 °C Rise | 3.0–6.0 l/min (varies by inlet temp) |
| IP Rating | IPX4 |
| ErP Efficiency Class | A (39% efficiency) |
| Annual Consumption | 473 kWh |
| Sound Level | 15 dB |
| Dimensions (H × W × D) | 160 × 307 × 74 mm |
| Weight | 2.9 kg |
| Warranty | 2 years |
What's in the Box
✅ Installation by qualified electrician/plumber per BS.7671 & building regulations. If non-return valve fitted, add 3.5 bar PRV & 6 bar expansion valve. Not for mixer taps, baths or kitchen sinks (hand-washing only). Use pillar taps for basins. Supply cable 6 mm² / 10 mm²* (*runs over 10m). Service valve on inlet required. Isolate supplies before removing cover. 2-year warranty – register online with Redring.
