Zhongshan Anto Electric Appliance Co., Ltd. is one of the leading manufacturers and suppliers of save energy tankless water heater in China, also supports customized service. Welcome to wholesale cheap save energy tankless water heater made in China here and get quotation from our factory. Quality products and low price are available.
Products Description
Does your family dread the "cold water shock" when someone starts the dishwasher mid-shower? You're not just managing schedules; you're battling the limitations of a storage tank. A save energy tankless water heater isn't an incremental upgrade-it's a new way of living. It swaps the bulky, constantly-heating tank for a sleek, wall-mounted unit that delivers endless hot water on demand. Let's cut through the hype and see if this is the right permanent solution for your home's comfort and efficiency.

Product features and applications
1. What It Is & The Core Problem It Ends
This is a high-power, instantaneous water heating system designed to supply your entire home. It permanently solves the problem of limited hot water capacity. Forget about calculating gallon reserves and recovery times. With a properly sized unit, you can have two showers running and the washing machine going simultaneously, with no drop in temperature or pressure. It also eliminates "standby loss"-the energy wasted by a tank constantly reheating 40+ gallons of water 24/7 just in case you need it.
2. Where It Shines: Ideal for Your Home
Growing Families: Say goodbye to scheduling conflicts and cold showers.
Homeowners with Large Tubs or Spa Showers: Fill them continuously with hot water.
Energy-Conscious Households: Dramatically reduce the energy used for hot water.
Homes with Limited Utility Space: Free up significant floor space by removing a giant tank.
3. Key Specs: What You REALLY Need to Check
Sizing is everything. It's not about your house size, but your peak simultaneous hot water demand.
Electrical Demand: These units are powerful. A model sufficient for a typical 2-bathroom home often requires 3x 40-amp breakers on a dedicated 200-amp electrical panel. A pre-installation electrical assessment is non-negotiable.
Flow Rate & Temperature Rise: This is the key performance metric. Look for a unit that can deliver a flow of ~4-5 Gallons Per Minute (GPM) at a 45°F (25°C) temperature rise. This means if your groundwater is 50°F (10°C), it can output 95°F (35°C) water at that rate, enough for multiple uses.
Modulation: High-quality models feature precise modulating power, adjusting energy use down to a trickle for a single faucet, preventing scalding and saving energy.




Product Specifications
Model Number: AT-E-800
Product Size: 415*268*53mm · Packing Size: 460*410*90mm
Carton Size (4pcs):462*410*90mm Net Weight: 4.3kg . Gross Weight: 4.6kgHeating Type: Die Cast Aluminum Heater Temperature Setting Range: 30-65°C 86-149°FOverheat Protection: 70°C· Thermal Cut-off: 90°CSafety Class: IP55 · Voltage: 110-240V 50/60 HzWattage: 8000W · Max. Amp Load: 16A-25AMm.Wire Size: 6 mm2 . Rated Pressure: 0.02-0.6MpaWater Connection: G1/2 . Mm.Water flow to Actiate: 1.2-1.5L/min Standard Accessory: Installation spareparts set
Waterflow regulating switch
Loading Capacity: 1516pcs in 20HC; 3150pcs in 40GP, 3966pcs in 40HQ

The Real Comparison: Tankless vs. Your Old Tank
| Consideration | Traditional 50-Gallon Electric Tank | Save Energy Tankless Water Heater |
|---|---|---|
| Hot Water Supply | Limited (maybe 1 shower + 1 load of laundry). | Virtually unlimited. Limited only by your electrical capacity. |
| Lifespan | 10-12 years, limited by tank corrosion. | 20+ years. No tank to corrode; only components may need service. |
| Operating Cost | Constant energy to keep tank hot. | Energy only when water flows. Can save 20-30% on water heating bills. |
| Space | Takes up 6+ sq ft of floor space. | Wall-mounted, about the size of a small suitcase. |


Why We're a Partner, Not Just a Seller
We know switching to tankless is a significant decision. That's why our product pages include an interactive sizing checklist we developed with master electricians. More importantly, every unit destined for North America undergoes a brutal "Cold Start" test in our climate chamber, where it's fed with 40°F (4°C) water and must reach full target temperature within 15 seconds while we monitor for any component stress. Last year, this test led us to switch to a more robust grade of copper for all internal waterways-a cost we absorbed to ensure longevity. Our technical support line is staffed by people who have installed these units themselves, so they can talk you through both the purchase decision and the post-installation questions.
Investing in a save energy tankless water heater system is about investing in daily comfort and long-term efficiency. It requires upfront planning, especially for electrical work, but pays back in endless hot water and lower bills for decades.
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