Micro Matic USA Pro-Line Back Bar Coolers - MDD23S-E-LT
Model MDD23S-E-LT · 1-Keg · Less Tower
Purpose-built by the draft-beer experts at Micro Matic, the Pro-Line™ E-Series puts ice-cold, perfectly carbonated pours at your fingertips in a compact 25-inch footprint. Rugged construction, easy mobility and a precision digital thermostat make this single-section cooler a ready-to-work solution for bars, taprooms, catered events and tasting rooms.
- Holds one full-size ½-barrel (or multiple slim) kegs – 8.4 cu. ft. interior
- 18-gauge stainless steel top with full-width drain tray, removable grill, hose & drain bottle
- Digital thermostat for fast, accurate 33–41 °F temperature control
- Rugged stainless keg slide protects the floor and speeds keg changes
- Self-contained R290 refrigeration with automatic condensate evaporator – no floor drain needed
- Locking solid door safeguards inventory after hours
- Factory-installed casters (front locking) for effortless cleaning and repositioning
- cETLus & ETL-Sanitation listed for commercial foodservice use
What our Experts Think
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Commercial-grade 1-section draft beer cooler — Built for bars, restaurants, and taprooms needing reliable cold storage and direct-draw beer service in a compact footprint.
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Space-efficient 25" design — Holds up to one ½-barrel keg (8.4 cu. ft.), making it ideal for medium-volume draft setups where space is limited.
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Self-contained refrigeration system — 115V plug-and-play cooling with consistent temperature control for stable beer quality and easy installation.
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Durable stainless steel construction — Stainless interior floor, top, and drip tray designed for hygiene, corrosion resistance, and long-term commercial use.
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Built for operational efficiency — Includes keg slide, locking door, and automatic condensate evaporation for smoother daily bar workflow.
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Mobility-ready design — Factory-installed casters allow easy cleaning, repositioning, and flexible bar layout adjustments.
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Draft-ready platform (tower sold separately) — Designed as a base unit that integrates with Micro Matic towers and tapping systems for full dispense setups.
Q&A
Q: What is the Micro Matic MDD23S-E-LT used for?
A: It is a commercial Pro-Line back bar draft beer cooler (kegerator) designed for bars, restaurants, and taprooms to store and dispense one ½-barrel keg of beer with integrated refrigeration and a ready-to-connect draft system.
Q: How much capacity does it have?
A: It has an 8.4 cu. ft. interior, typically holding 1 full ½-barrel keg (or equivalent smaller keg configurations).
Q: Does it include taps or a tower?
A: The “less tower” (LT) version does NOT include a draft tower or faucet setup, allowing operators to customize the tap system separately.
Q: What cooling system does it use?
A: It uses a self-contained commercial refrigeration system (R290/R134a depending on spec revision) to maintain ideal beer serving temperatures in a controlled cabinet environment.
Maintenance Tips
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Clean condenser coil regularly: Remove dust and debris every 2–3 months to maintain cooling efficiency and prevent compressor strain.
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Maintain proper temperature: Keep unit in the recommended refrigeration range (typically 36–38°F) for optimal beer storage and dispensing quality.
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Ensure airflow clearance: Do not block ventilation openings; operate in well-ventilated areas (below ~100°F ambient) to avoid overheating.
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Sanitize interior surfaces: Clean stainless steel interior using non-chloride cleaners; avoid abrasive tools that can damage finish.
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Check drainage system: Inspect condensate drain and automatic evaporator regularly to prevent water buildup or leaks.
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Inspect door gasket: Ensure tight seal on the hinged door to maintain cooling efficiency and reduce energy loss.
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Monitor refrigeration components: Periodically check thermostat and compressor performance for stable operation.
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Load kegs carefully: Use keg slide properly to avoid interior damage and ensure safe handling.
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Routine deep cleaning: Fully clean interior and contact points on a scheduled basis for hygiene and long-term reliability.
Damage 
Loss 
Theft 
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