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Description
MRCOOL® Pre-Charged Cased Coil with R-454BMRCOOL Pre Charged Cased A Coil (MCMP*OTB Series) R 454B, Pre Installed TXV, Multi Position, CoolGuard Upgrade smarter. Install easier. Live better. The MRCOOL Pre Charged Cased A Coil is a next generation, pre charged evaporator coil designed for modern, high efficiency HVAC systems. Featuring R 454B refrigerant, pre installed TXV, CoolGuard corrosion resistant coil, and multi position flexibility (upflow, downflow, horizontal), this coil streamlines
MRCOOL® Pre-Charged Cased A-Coil (MCMP*OTB Series) — R-454B, Pre-Installed TXV, Multi-Position, CoolGuard®
Upgrade smarter. Install easier. Live better. The MRCOOL® Pre-Charged Cased A-Coil is a next-generation, pre-charged evaporator coil designed for modern, high-efficiency HVAC systems. Featuring R-454B refrigerant, pre-installed TXV, CoolGuard® corrosion-resistant coil, and multi-position flexibility (upflow, downflow, horizontal), this coil streamlines installation—especially when paired with MRCOOL® No-Vac® pre-charged line sets. It’s a simple, safe, and sustainable way to upgrade home comfort.
Why Choose the MRCOOL® Pre-Charged Coil?
- Pre-Charged with R-454B (Low-GWP): Eco-forward refrigerant choice.
- Plug-and-Play Friendly: Engineered for MRCOOL® No-Vac® pre-charged line sets for a simpler, cleaner install.
- Pre-Installed TXV: Optimizes refrigerant flow for reliable, high-efficiency performance.
- CoolGuard® Corrosion-Resistant Coil: Durable construction that protects your investment.
- Multi-Position Application: Flexible installation options—upflow, downflow, horizontal left, or horizontal right.
- Built-In A2L Leak Detection Sensor: Added safety for peace of mind.
- Compact Design: Ideal for tight mechanical spaces and retrofit installations.
- 10-Year Limited Parts Warranty.
Dual Fuel Ready: Heat Pump + Furnace + Pre-Charged Coil
Build a powerful dual fuel system by pairing this pre-charged A-coil with a compatible heat pump and your existing gas furnace. The system can choose the most efficient heat source—electric heat pump in milder weather, gas furnace during extreme cold—while delivering energy-efficient cooling all summer.
High-Efficiency, Safety-Focused, Installer-Friendly
The MRCOOL® Pre-Charged Cased A-Coil (MCMP*OTB Series) is engineered for high-efficiency HVAC requirements. With R-454B refrigerant, a pre-installed TXV, and a CoolGuard® corrosion-resistant coil, you get dependable performance and long-term durability. Pair it with MRCOOL® No-Vac® pre-charged line sets to streamline installation and minimize handling—ideal for upgrades and retrofits seeking speed, consistency, and quality results.
Available Models (Indoor – MCMP*OTB)
- MCMP1824AOTB (1.5–2 Ton / 18K–24K BTU A-Coil)
- MCMP1824BOTB (1.5–2 Ton / 18K–24K BTU A-Coil)
- MCMP3036BOTB (2.5–3 Ton / 30K–36K BTU A-Coil)
- MCMP4860COTB (4–5 Ton / 48K–60K BTU A-Coil)
- MCMP4860DOTB (4–5 Ton / 48K–60K BTU A-Coil)
Specifications
| Model | Power Supply | Net Dimensions (W×D×H) | Packaging Dimensions (W×D×H) | Weight (Net/Gross) | Refrigerant | Liquid / Gas Line |
|---|---|---|---|---|---|---|
| MCMP1824AOTB | 24V, 60Hz, 1Ph | 14.5″ × 21″ × 18″ | 16.92″ × 25.39″ × 19.88″ | 42 / 50 lbs | R-454B | 3/8″ / 3/4″ |
| MCMP1824BOTB | 24V, 60Hz, 1Ph | 17.5″ × 21″ × 18″ | 20.47″ × 26.18″ × 20.47″ | 42 / 50 lbs | R-454B | 3/8″ / 3/4″ |
| MCMP3036BOTB | 24V, 60Hz, 1Ph | 17.5″ × 21″ × 23.5″ | 20.47″ × 26.18″ × 25.39″ | 59.5 / 68 lbs | R-454B | 3/8″ / 3/4″ |
| MCMP4860COTB | 24V, 60Hz, 1Ph | 21.625″ × 21.5″ × 27.75″ | 31.69″ × 25.59″ × 26.57″ | 97 / 115 lbs | R-454B | 3/8″ / 3/4″ |
| MCMP4860DOTB | 24V, 60Hz, 1Ph | 24.5″ × 21″ × 28″ | 27.75″ × 26.18″ × 30.31″ | 81 / 92 lbs | R-454B | 3/8″ / 3/4″ |
Installation Flexibility
This cased A-coil supports upflow, downflow, horizontal right, and horizontal left orientations, making it adaptable to a wide range of residential layouts and retrofit conditions. Compact cabinet sizing helps reduce install time and fit challenges.
Best Pairings & Use Cases
- Ideal for dual fuel systems (heat pump + gas furnace) seeking efficient year-round comfort.
- Great for retrofits and upgrades where installation speed and reliability matter.
- Compatible with MRCOOL® No-Vac® pre-charged line sets for simplified, cleaner installs.
Warranty
10-Year Limited Parts Warranty when properly registered. See manufacturer terms and conditions for details.
Frequently Asked Questions
What makes a “pre-charged” A-coil different?
It ships with R-454B refrigerant and is designed to pair with No-Vac® pre-charged line sets for a faster, cleaner installation.
Does this coil work in multiple positions?
Yes—upflow, downflow, horizontal right, and horizontal left orientations are supported.
Is there built-in leak detection?
Yes, it includes an A2L leak detection sensor for enhanced safety.
Can I use this in a dual fuel system?
Absolutely. Pair with a compatible heat pump and gas furnace so the system can choose the most efficient heat source.
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy