Stiebel Eltron CERO Plus 18 kW (240V Delta) 3-Phase Commercial Tankless Water Heater
The Stiebel Eltron CERO Plus 18 kW (240V Delta) is a high-capacity, industrial-grade thermal solution engineered specifically for commercial facilities utilizing 240V 3-phase Delta electrical service. Identified by part number CEROPLUS-018-240, this unit is a premier choice for high-demand environments where instantaneous hot water and absolute reliability are mission-critical. By leveraging advanced tankless technology, it eliminates the standby heat loss associated with traditional boilers, providing a more sustainable and space-efficient footprint for modern commercial mechanical rooms.
Performance & Electrical Specifications
The CEROPLUS-018-240 is precision-tuned to provide substantial thermal lift within 240V Delta infrastructure, making it ideal for high-traffic office restrooms, food preparation centers, and manufacturing sanitation stations.
- Power Output: 18.00 kW at 240V.
- Amperage: 43.30 Amps.
- Breaker Requirement: 50A (3-Pole).
- Temperature Rise Capability:
- 123°F rise at 1 gpm.
- 61°F rise at 2 gpm.
- 41°F rise at 3 gpm.
- 31°F rise at 4 gpm.
- Activation Rate: Features a highly responsive 0.7 gpm (2.7 l/m) minimum activation threshold, ensuring the unit triggers immediately even with high-efficiency, low-flow plumbing fixtures.
- Maximum Flow Capacity: Robustly designed to support facility infrastructure with a sustained flow capacity of up to 10.6 gpm at 60 psi.
Advanced Industrial Engineering
- 316L Stainless Steel Heat Exchanger: The internal fluid paths are constructed from premium 316L stainless steel. This high-grade material offers the industry’s best resistance to corrosion, pitting, and scale accumulation, ensuring a long service life in aggressive or varied industrial water conditions.
- Precision Temperature Management: Equipped with an advanced digital interface that allows for user-adjustable setpoints between 60°F and 180°F (16°C to 82°C). Settings are adjustable in granular 1°F (1°C) increments for exacting safety and process compliance.
- Rugged Enclosure Options: Comes standard in a NEMA 3 enclosure, protecting sensitive electronics from environmental debris. For wash-down areas or corrosive atmospheres, optional NEMA 4 and NEMA 4X (Stainless Steel) enclosures are available.
- Industrial Pressure Rating: Engineered to operate reliably within a wide commercial pressure range of 4 to 145 psi (0.28 to 10 bar).
Quality Assurance & Compliance
- Safety Certifications: ETL Listed to ANSI/UL Std. 499 and conforms to CAN/CSA Std. C22.2 No. 88.
- Made in the USA: Proudly manufactured in the United States, adhering to the highest standards of engineering excellence and quality control.
- Comprehensive Warranty: Includes a 6-year warranty against leakage and a 2-year warranty against defects in materials and workmanship.
Maximize your facility’s operational efficiency with the industrial power of the Stiebel Eltron CEROPLUS-018-240. Secure the best market pricing or request a professional volume quote today at ProDryers or call 888-503-7937 for expert technical support.
Download the C Series Commercial Options List
