Zhongshan Hobun Electric & Gas Appliances Co., Ltd.
                                                                                                           
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Digital Display Tankless Gas Water Heater Featuring Knob Control Ensuring Precise Temperature Adjustment for Industrial

Price Negotiable
Price: 33-40 USD
MOQ: 100 Pcs
Delivery Time: 30-45 Days
Brand: Haobang
Product Description

Digital Display Tankless Gas Water Heater Featuring Knob Control Ensuring Precise Temperature Adjustment for Industrial



Product Description


Island cottages and remote holiday homes often combine beautiful surroundings with unreliable electricity, bottled fuel, salt-laden air, and long gaps between guests. This 6L flue type instant gas water heater is built around that practical service pattern. Its ignition energy comes from a DC 3V battery pack rather than the property’s electrical supply, and either LPG or natural-gas calibration can be specified before dispatch. When a guest opens one outlet, the linkage valve starts pulse ignition and a 12-kilowatt three-section burner transfers heat through a copper exchanger. Approximately 6 litres per minute is available at a 25-degree temperature rise, enough for a properly selected single shower or wash point without maintaining a tank during weeks of vacancy. The adjustable 30-to-55-degree range accommodates tropical inlet water and cooler shoulder seasons, while the open-flue layout uses straightforward natural draft. For property operators, the value lies in a system that can be shut down between bookings and restarted without waiting for stored water to reheat.



Specifications


The slim casing measures 440 by 300 by 120 millimetres and mounts vertically on a prepared wall. A 12-kilowatt rated burner works with an oxygen-free copper heating core to reach thermal efficiency of at least 84 percent. The nominal 6-litre-per-minute output is measured at a 25-degree Celsius rise, and outlet settings extend from 30 to 55 degrees Celsius. Heating begins within 15 seconds and settles within the same period when fuel pressure, water pressure, and chimney draft are correct. Operating water pressure ranges from 0.02 to 0.8 megapascals. LPG supply requires 2800 pascals, whereas the natural-gas version is configured for 2000 pascals. G1/2-inch threads serve all water and fuel connections. The appliance uses DC 3V pulse ignition, and its natural exhaust connection accepts a 90-millimetre chimney.



Technical Parameters


Heat Exchanger Material Copper
Ignition Type Electronic Ignition
Installation Location Kitchen/Balcony
Special Features Digital Display
Installation Type Wall Mounted
Controller Knob Control
Valve Solenoid Valve
Water Pressure 0.02-0.8MPa
Heating Efficiency ≥85%
Gas Pressure NG(2000Pa)/LPG(2800Pa)


Installation Scenarios & Installation Precautions


This model suits island cottages, remote coastal cabins, off-grid holiday compounds, small fishing lodges, and ventilated service rooms serving one guest outlet. Place it under a roof in a kitchen, open utility veranda, or service balcony where direct rain and salt spray cannot reach the housing. A permanent air opening is essential even in warm climates; screened louvres should be sized so insects do not block airflow. Carry the 90-millimetre chimney outdoors with minimal horizontal travel and use corrosion-resistant flue components appropriate to marine exposure. Do not install the heater in a sealed bathroom, bedroom, storage closet, or enclosed courtyard vulnerable to exhaust recirculation. Confirm wall strength, keep 200 millimetres above and 150 millimetres beside the unit, test joints with soap solution, and position LPG cylinders outdoors in a secure, shaded, ventilated cage.



Features & Value Delivered to Global Buyers


The operational advantage is independence from a fragile island grid without sacrificing automatic ignition or core protection. Low-pressure startup accommodates header tanks, two ignition pins improve reliability, and flame-failure, dry-burn, overheat, pressure, and timed-shutdown safeguards respond to common guest-use errors. Buyers can choose coated, stainless-steel, or glass panels, although stainless steel and protected coated metal are normally more practical than decorative glass in exposed coastal service areas. Colour, logo, carton labels, and fuel calibration are available for OEM programs. MOQ starts at 100 units per model, production is scheduled after approval and deposit, and free battery boxes, pulse ignitors, thermostats, knobs, or switches can be supplied for local support during the one-year warranty.



Safety Boundaries & Long-Term Use Reminders


The heater is not suitable for direct beachfront exposure, unventilated guest bathrooms, or a property where nobody can inspect the flue between long vacancies. It should not be operated if storm debris blocks the terminal or if high winds cause unstable flame. Close the LPG cylinder valve after checkout and never store spare cylinders indoors. Coastal maintenance should include rinsing external salt deposits with a lightly damp cloth, checking fasteners and chimney sections for corrosion, and confirming that the flame remains blue. Replace the batteries before each main booking season, clear insect nests from the flue, clean the inlet screen, and drain the unit if the property is closed during freezing weather.

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Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Zhongshan Hobun Electric & Gas Appliances Co., Ltd.
Location Floor 5th Bld. B, No. 6, Antai Road, Dongfeng Town, Zhongshan City, Guangdong Province
Contact Person Kevin

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