Micro Matic USA Back Bar Coolers - MDD23-E Pro-Line
Model MDD23-E • Single-Keg Capacity
Serve ice-cold pints from a compact, commercial-grade cabinet engineered by the draft-beer experts at Micro Matic. The Pro-Line™ E-Series™ 25" cooler delivers precision temperature control, rugged construction, and easy mobility—everything you need to keep profits flowing from a single tap.
Features
- Holds one full-size (½-barrel) keg in just 25 inches of bar space (8.4 cu. ft.).
- Exterior-mounted digital thermostat maintains 34–38 °F for perfect pours.
- 3" polished stainless steel draft tower with one NSF-approved faucet for sanitary dispensing.
- Full-size stainless steel drip tray with removable grill, hose, and drain bottle keeps countertops spotless.
- Locking solid door shields inventory after hours.
- Stainless steel interior floor with keg slide simplifies keg loading and protects against impacts.
- Integrated glass guard rail on front and sides provides a safe work surface.
- Heavy-duty swivel casters (two locking) make relocation and cleaning effortless.
- Eco-friendly R290 hydrocarbon refrigerant and high-efficiency ¹⁄₁₀ HP compressor reduce energy costs.
- Automatic condensate evaporator—no floor drain connection required.
- Certified to UL & NSF standards (cETLus, ETL-Sanitation) for worry-free code compliance.
Specifications
| Exterior Finish |
Black vinyl-clad steel with 18 ga stainless steel top |
| Interior |
20 ga stainless floor, reinforced frame, galvanized walls |
| Capacity |
8.4 cu ft (239 L) • 1 × ½-barrel keg |
| Dimensions (W × D × H) |
25" × 29.5" × 40.5" (53.6" to top of tower) |
| Draft Tower / Faucets |
3" Ø polished stainless tower • 1 faucet (NSF 7 & 18) |
| Compressor |
¹⁄₁₀ HP, rear-mounted |
| Refrigerant |
R290, 2.8 oz charge |
| Temperature Control |
Exterior digital thermostat |
| Electrical |
115 V / 60 Hz / 1-ph • 1.5 A • NEMA 5-15P • 8' cord included |
| Insulation |
2" foamed-in-place CFC-free polyurethane |
| Casters |
4 (2 locking) |
| Shipping Weight |
172 lb (78 kg) |
What our Experts Think
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Core Pro-Line E-Series keg cooler — Built for bars, restaurants, and taprooms needing dependable single-keg storage with direct-draw draft beer performance in a compact 25" footprint.
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Commercial 1/2 barrel capacity — Designed to hold one full keg (8.4 cu. ft.), making it ideal for a dedicated house beer or rotating craft tap.
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Self-contained refrigeration system — Factory-balanced cooling keeps beer consistently cold (about 34–38°F range) for stable pour quality and reduced foam.
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Commercial-grade stainless construction — Stainless steel top and interior floor ensure hygiene, durability, and long service life in busy hospitality environments.
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Bar-ready workflow design — Includes locking door and casters for mobility, making cleaning and bar layout changes fast and efficient.
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Draft-ready platform (tower not included) — Flexible base unit designed to integrate with Micro Matic towers and CO₂ systems for custom dispensing setups.
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Energy-conscious operation — Modern Pro-Line cooling system designed for efficient performance and lower running cost in continuous-use environments.
Q&A
Q: What is the MDD23-E used for?
A: It is a commercial direct-draw draft beer cooler (kegerator) designed for bars, restaurants, and taprooms to store and dispense one ½-barrel keg with built-in refrigeration and a single-tap tower setup.
Q: What is its capacity?
A: It has an 8.4 cu. ft. refrigerated interior, typically holding one full ½-barrel keg (15.5 gallons) for standard draft service.
Q: Does it include a tap tower?
A: Yes, the standard MDD23-E includes a 3” stainless steel draft tower with 1 faucet for direct beer dispensing.
Q: What cooling system does it use?
A: It uses a self-contained commercial refrigeration system (115V) with eco-friendly refrigerant to maintain optimal serving temperature (around 36–38°F).
Maintenance Tips
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Clean condenser coil regularly: Remove dust and grease every 2–3 months to maintain efficient cooling and protect compressor life.
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Maintain stable temperature (36–38°F): Keep consistent refrigeration for optimal beer storage and draft quality.
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Ensure proper airflow: Keep ventilation openings clear and operate in a well-ventilated area to prevent overheating.
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Sanitize stainless interior: Clean with non-chloride cleaners and avoid abrasive tools to protect finish and hygiene.
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Check condensate drain system: Ensure drain hose and automatic evaporator function properly to prevent water buildup.
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Inspect refrigeration system: Periodically monitor compressor and thermostat performance for stable operation and early fault detection.
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Maintain door gasket seal: Keep seals clean and tight to preserve cooling efficiency and reduce energy loss.
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Handle kegs carefully: Load and unload kegs gently to protect stainless floor and internal slide system.
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Routine deep cleaning: Perform scheduled full interior sanitation to maintain hygiene and extend equipment lifespan.
Damage 
Loss 
Theft 
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