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Commercial electric water heater

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Rheem Commercial electric water heater Light Service

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Rheem Commercial water heating Commercial electric water heater Repair, maintenance, and replacement planning
Rheem Light Service product image

Technical Specifications

Product Specs

  • 12.1 kW/277 Volt
  • 65,80 & 119.9-gallon capacities
  • Max temperature of 181 F.
  • Perfect for retail stores and small offices
  • Capacity 65-120
  • SKU: ELD120-D
  • Warranty Years: 6
  • Model: Light Service
  • Tank Capacity: 120
  • Fuel: Electric
  • Height: 62.5"
  • Official SKU example: ELD120-D
  • Official product category: Commercial electric water heater
  • Official source page: https://www.rheem.com/product/rheem-light-service-eld120-d/
  • Brand: Rheem
  • Model or series: Light Service
  • Equipment type: Commercial electric water heater
  • Product group: Commercial water heating
  • System role: Water-heating equipment for domestic or commercial hot-water loads
  • Application: Commercial, light-commercial, or managed-building HVAC and water-heating applications
  • Compatibility check: Verify fuel type, venting, electrical requirements, capacity, controls, and installation clearances.
  • Verified source: rheem.com

Useful troubleshooting details

  • Confirm the exact Rheem model or SKU, serial number, equipment age, and installation location before scheduling service.
  • Share photos of the data plate, equipment cabinet, nearby controls, access area, and any visible leaks, ice, alerts, or error codes.
  • For water-heating equipment, note hot-water symptoms, temperature swings, pressure concerns, venting, condensate, scale, and maintenance history.
  • Imported official SKU example: ELD120-D.

Service planning

How GreenFlow handles Light Service requests

1

Identify the equipment

Confirm the model or series name, serial number if available, photos, and whether the unit is roof, exterior, basement, or mechanical-room equipment.

2

Describe the service issue

Share no heat, no cooling, weak airflow, error codes, alarms, leaks, noise, control problems, or comfort complaints.

3

Review access and history

Include access notes, tenant or business-hour constraints, filter status, recent repairs, and maintenance records when available.

4

Plan the next step

GreenFlow can route the request for diagnostics, repair planning, maintenance, replacement scope, or related system upgrades.

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Our Happy Customers

Jack B.

Andrey always does a great job.

John F.

I needed 2 new AC units and decided to go with high efficiency heat pumps. I chose Greenflow because of the equipment they offered, and the price (2nd lowest quote and much cheaper than the average of all quote we received). Their technicians were very detail oriented and...

Anna F.

They showed up within an hour of me making the call on a Sunday. They fixed our system and taught us how to replace the fuse in the future. We would definitely call again.

Michele Z.

Andrey was professional, prompt, smart, thorough and exceedingly pleasant. We are likely switching our current HVAC company to Green Flow.

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