Chronomite CM-12L/208 Instant-Flow® Tankless Water Heater
Compact, Low-Flow Hot Water Solution for Efficient Point-of-Use Applications
The Chronomite CM-12L/208 provides instant, energy-efficient hot water in a sleek, compact design ideal for handwashing and low-demand applications. Operating on 208 volts, this unit is perfect for commercial and institutional facilities that require a dependable, under-sink water heating solution without sacrificing space or energy.
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, 208 Volts, 2500 Watts
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✓ Balanced performance for energy savings and usability
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Temperature Rise
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~45°F at 0.40 GPM (approximate)
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✓ Ideal for temperate climates and handwashing stations
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Activation Flow Rate
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0.20 GPM
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✓ Compatible with modern low-flow and water-saving faucets
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Size
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6-1/4" (H) x 9-5/8" x 2-3/4"
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✓ Space-saving installation under sinks or tight cabinets
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How It Works: Instant Heating Technology
Stage 1: Flow Activation
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Function: Unit activates instantly when water flow reaches 0.20 GPM
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Benefit: Heats water only when needed—eliminates standby energy loss
Stage 2: Precision Heating
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Function: Nichrome heating coils heat water as it flows through a Celcon plastic chamber
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Benefit: Delivers consistent temperature with no lag, ideal for user comfort and hygiene
Key Features
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Durable Construction: Cast aluminum housing for vandal resistance and longevity
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Endless Hot Water: On-demand heating means you’ll never run out
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High Efficiency: 99% energy efficient with no storage tank loss
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Ultra-Compact Design: Fits beneath sinks, in cabinets, and tight spaces
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Eco-Friendly Performance: Reduces both water and electricity waste
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No Pressure Relief Valve Needed: Streamlines installation (check local codes)
Compared to Traditional Tank Heaters
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Feature
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CM12L/208 Tankless Heater
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Traditional Tank Heater
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Energy Efficiency
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99% – Heats water only as needed
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Constant standby heating = higher energy use
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Size
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6-1/4" x 9-5/8" x 2-3/4"
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Bulky and hard to install in compact areas
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Hot Water Supply
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Unlimited
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Limited to tank capacity
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Maintenance
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Minimal
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Requires regular flushing, scale control
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Durability
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Long service life
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Shorter due to corrosion or scale buildup
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Certifications & Compliance
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UL Listed: Certified under UL Standard 499
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CSA Certified: Complies with CAN/CSA C22.2 No. 88
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UPC / IAPMO Approved: Meets plumbing and safety standards
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ADA Compliant: Suitable for accessible and public use
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Lead-Free Certified: In compliance with U.S. Public Law 111-380
What's Included
- 1 × Chronomite CM12L/208 Instant-Flow® Tankless Water Heater
- 3/8" Compression Fittings (inlet/outlet)
- Faucet Flow Control Adapters
- 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.
