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Browse Products4 Ton Rheem R-454B Two-Stage Multi-Position High Efficiency Air Handler 21″ Wide
$2,281.01
-
- Free shipping — most items ship by the next day
Licensed HVAC technician required. Must be installed by a certified professional. Improper installation voids the manufacturer warranty.
Licensed HVAC technician required. Must be installed by a certified professional. Improper installation voids the manufacturer warranty.
- Free shipping — most items ship by the next day
$2,281.01
-
- Free shipping — most items ship by the next day
4 Ton Rheem R-454B Two-Stage Multi-Position High Efficiency Air Handler 21″ Wide

RH2TY Endeavor Line Air Handler
Constant Torque Motor
Two-Stage Airflow
Efficiencies: 13.4 to 16.0 SEER2 Refrigerant Type: R-454B
FEATURES
10 year warranty on parts
Convertible design allows for up-flow, down-flow, & horizontal installations
Quiet constant torque (ECM) indoor blower motor
Designed for Sustainability with Low GWP this will result in a 78% lower GWP than previous generation refrigerants
Refrigerant Detection System featuring the A2L sensor and mitigation board offers system protection by automatically pausing outdoor unit operation if excess refrigerant is detected
Fully insulated air handler cabinet with all aluminum evaporator coil
Enhanced mufflers help to dissipate vibration energy for quieter unit operation
Factory installed thermal expansion valve on indoor coil
Coils tested at factory with extensive refrigerant leak check
Composite base pan dampens sound, captures louver panels, eliminates corrosion
For use with R-454B refrigerant
SPECIFICATIONS
Dimensions: H57″ x W21″ x D21 11/16“
Volts: 208/240
Phase: Single
Hertz: 60
Liquid Line Valve Connection: 3/8″ outside diameter
Suction Line Valve Connection: 7/8″ outside diameter
Genuine OEM parts
Easy online ordering
30-day hassle-free returns
Help when you need it
What buyers are saying
Verified reviews from customers who purchased this product.
The 4 Ton Rheem R-454B Two-Stage Multi-Position High Efficiency Air Handler 21″ Wide completely exceeded my expectations with its outstanding performance and smooth, quiet operation. At such an excellent price, this equipment delivers incredible value and efficiency that truly surprised me!
I am beyond impressed with the 3.5 Ton and 4 Ton Rheem R410A Multi-Position High Efficiency Air Handler! It delivers outstanding performance at an amazing price, making my home more comfortable than ever while keeping energy costs low.
The 3.5 Ton and 4 Ton Rheem R410A Multi-Position High Efficiency Air Handlers have completely blown me away! With an exceptional price and unbeatable performance, these units deliver powerful, efficient cooling that works flawlessly in any space.
The 3.5-ton and 4-ton Rheem air handlers are absolute powerhouses, delivering a consistent and comfortable climate throughout my home. The 21-inch wide design provides versatile installation options, and the high efficiency at this price point is astonishing.
I recently invested in the 3.5 Ton and 4 Ton Rheem R410A Multi-Position High Efficiency Air Handler (21″ Wide), and the unbeatable price, coupled with the exceptional equipment and stellar performance, has exceeded my expectations, making it a fantastic investment!
I recently purchased the 3.5 Ton and 4 Ton Rheem R410A Multi-Position High Efficiency Air Handler (21″ Wide), and I must say, the price I got was nothing short of amazing! The exceptional performance and efficiency of these units have transformed my home’s climate control, making this buy an exciting surprise that delivers outstanding value for the money. A fantastic deal on top-notch equipment that has truly enhanced the comfort and performance of my HVAC system!
Simply astounding! The 3.5 Ton and 4 Ton Rheem R410A Multi-Position High Efficiency Air Handlers redefine value with their exceptional performance at such an unbelievable price. Their 21″ width houses an impressive level of efficiency and equipment quality, surpassing expectations and setting a new standard in home climate control!





