SCROLL TECH ST-R144 KE-TF7-3PH-380V-60Hz-R407
Scroll Compressor (~12 HP / ~144,000 BTU/h class)
This is the TF7 high-voltage version of the ScrollTech ST-R144 series, designed for commercial HVAC systems and small chillers using R407C refrigerant and 3-phase 380V / 60Hz power.
Based on equivalent industry data, this compressor class aligns with Copeland ZR144KCE-TF7 scroll compressors, which are widely used in 12 HP commercial cooling systems.
Key Specifications (ST-R144 TF7)
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Brand: ScrollTech
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Model: ST-R144 KE-TF7
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Compressor type: Hermetic scroll
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Refrigerant: R407C (POE oil system)
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Power supply: 3-Phase, 380V / 60Hz
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Cooling capacity: ~144,000 BTU/h (~12 HP class)
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Motor type: 3-phase induction scroll motor
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Application: Commercial AC / rooftop units / chillers
Industry Equivalent Reference
This model is in the same class as:
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Copeland ZR144KCE-TF7 series
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Nominal capacity: ~142,000–144,000 BTU/h
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Voltage range: 208–230V / 380–420V / 460V variants
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Typical LRA: ~125–145A class
Pipe Connections (standard for this size)
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Suction line: 1-3/8”
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Discharge line: 7/8”
Typical Applications
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12 ton commercial split AC systems
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Rooftop packaged units
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Small air-cooled chillers
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Large VRF fixed-speed compressor circuits
Key Features
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High-efficiency scroll design
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Low vibration & quiet operation
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Built-in motor protection
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POE oil compatible with R407C
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Stable performance under continuous load