NPE-180S2 – Condensing Tankless Water Heater – 150,000 BTU
$229.99
Price includes applicable taxes. Free US delivery.
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Description
Navien NPE-180S2 – Condensing Tankless Water Heater – 150,000 BTU
The Navien NPE-180S2 is a high-efficiency condensing tankless water heater built to provide continuous hot water for residential homes. With an input range of 15,000 to 150,000 BTU per hour and a Uniform Energy Factor of 0.96, this unit is Energy Star certified and delivers reliable performance with reduced energy costs. It supports flow rates up to 8.4 gallons per minute at a 35°F rise, making it well-suited for homes with multiple bathrooms or simultaneous hot water needs.
Engineered with dual stainless steel heat exchangers for enhanced durability and ultra condensing performance, the NPE-180S2 is designed for indoor or outdoor wall-hung installation. It includes the EZNavTM multi-line control panel with integrated HotButtonTM control and supports cascading with up to 32 units using Navien’s Ready-Link system. Approved for direct venting, it supports 2″ venting up to 60 feet and 1/2″ gas line capability up to 24 feet, offering flexible, space-saving installation options.
Features
- Up to 150,000 BTU/h input capacity
- 0.96 UEF and Energy Star certified
- Flow rate: 8.4 GPM at 35°F rise
- Dual stainless steel heat exchangers
- Ultra condensing efficiency
- Low NOx emissions (20 ppm)
- Field convertible gas system (NG/LP)
- Indoor or outdoor wall-hung installation
- EZNavTM control panel with HotButtonTM
- Cascading capable with up to 32 units via Ready-Link
- Direct venting: 2″ PVC up to 60 feet
- 1/2″ gas pipe capable up to 24 feet
- Gas connection: 3/4″ NPT
- Water connections: 3/4″ hot and cold
- 120V, single phase operation
Applications
- Residential homes with high hot water demand
- Multi-bathroom households
- Compact installations needing wall-hung systems
- Projects requiring venting and gas line flexibility
- Multi-unit cascade setups for greater capacity
Product Includes
- 1 – Wall Mounting Bracket
- 4 – Tapping Screw and Anchor
- 2 – Vent Terminator
- 4 – Wall Flanges
PNAV000021
Delivery
Free US delivery on every order. Estimated delivery time is 3–6 working days: orders are dispatched within 1–2 working days, then take 2–4 working days in transit. Unless we agree a different date with you, we deliver within 30 days of confirming your order.
Returns & refunds
You can cancel within 14 days of receiving your goods. If something arrives faulty, damaged or not as described, your rights under the Consumer Rights Act 2015 apply.
