Chronomite CM-12L/240 Instant-Flow® Tankless Water Heater
Compact, Efficient Hot Water for Point-of-Use Applications
The Chronomite CM-12L/240 delivers instant hot water in a compact, energy-efficient design, making it ideal for light-duty point-of-use applications. Operating on 240 volts, this unit is perfect for handwashing sinks in commercial, institutional, and public environments. With low activation flow and rapid heating performance, it’s engineered to meet the demands of modern, sustainable buildings.
Performance Benefits
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Feature
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Specification
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Benefit
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Power Rating
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12 Amps, 240 Volts, 2880 Watts
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✓ Efficient performance for light-duty commercial use
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Temperature Rise
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~51°F at 0.40 GPM (approximate)
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✓ Delivers warm water quickly—ideal for temperate climates
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Activation Flow Rate
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0.20 GPM
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✓ Works with low-flow, water-saving faucets
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Size
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6-1/4" (H) x 9-5/8" (W) x 2-3/4" (D)
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✓ Compact for under-sink or cabinet installations
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How It Works: Instant Heating Technology
Stage 1: Flow Activation
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Function: Unit activates the moment flow reaches 0.20 GPM
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Benefit: No standby energy loss—only operates when hot water is needed
Stage 2: Precision Heating
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Function: Nichrome coil elements rapidly heat water inside a Celcon plastic chamber
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Benefit: Delivers consistent temperature with no recovery lag or water waste
Key Features
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Durable Cast Aluminum Housing: Provides strength and vandal resistance in high-traffic areas
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Endless Hot Water: Continuous, on-demand heating eliminates tank limitations
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High Energy Efficiency: 99% efficient—no energy lost maintaining tank temperature
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Space-Saving Design: Compact size allows easy under-sink mounting
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Eco-Friendly Operation: Saves water and electricity—supports sustainability certifications
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No Pressure Relief Valve Required: Simplifies plumbing (check local code compliance)
Compared to Traditional Tank Heaters
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Feature
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CM12L/240 Tankless Heater
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Traditional Tank Heater
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Energy Efficiency
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99% – Heats only on demand
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Constant standby heat loss
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Size
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Compact (6-1/4" x 9-5/8" x 2-3/4")
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Requires dedicated space for tank
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Hot Water Supply
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Unlimited
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Limited to tank volume
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Maintenance
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Minimal upkeep
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Requires regular flushing and scaling prevention
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Service Life
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Long-lasting, corrosion-resistant
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Shorter due to tank corrosion and buildup
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Certifications & Compliance
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UL Listed: Meets UL Standard 499
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CSA Certified: Complies with CAN/CSA C22.2 No. 88
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UPC / IAPMO Approved: Fully compliant with North American plumbing standards
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ADA Compliant: Suitable for accessible and public installations
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Lead-Free: Conforms to U.S. Federal Public Law 111-380
What’s Included
- 1 × Chronomite CM12L/240 Instant-Flow® Tankless Water Heater
- 3/8" Compression Fittings (inlet & outlet)
- Faucet Flow Control Devices
- Installation and Operation Manual
Ships with standard (ADJ) option. To request a preset factory temperature at 104°, 110° or 120°F, please email us immediately after placing your order.
Installation:
A licensed plumber is required for installation per your local regulatory requirements.
Before beginning, turn off the breaker and disconnect the electrical supply to the area.
Shut off the water supply to the fixture.
Double‑check that everything has been turned off prior to proceeding.
For optimal performance, Chronomite electric tankless water heaters should always be installed within 18 inches of the point of use.
Maintenance:
Periodically inspect the supply lines, connections, and heater for any moisture, corrosion, or other preventable problems.
