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Rheem ac unit 3.5ton -Straight Cool-

List Price: $3,896.00
Our Price: $2,827.00You save $1069.00!


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Rheem – RA1448AJ1NA – Classic® Series 4 Ton, 14 SEER 1 Stage Condensing Unit


  • New composite base pan – dampens sound, captures louver panels, eliminates corrosion and reduces the number of fasteners needed
  • Powder coat paint system – for a long-lasting professional finish
  • Scroll compressor – uses 70% fewer moving parts for higher efficiency and increased reliability
  • Modern cabinet aesthetics – increased curb appeal with visually appealing design
  • Curved louver panels – provide ultimate coil protection, enhance cabinet strength, and increased cabinet rigidity
  • Optimized fan orifice – optimizes airflow and reduces unit sound
  • Rust-resistant screws – confirmed through 1500-hour salt spray testing
  • PlusOne™ Expanded Valve Space – 3″-4″-5″ service valve space – provides a minimum working area of 27-square inches for easier access
  • PlusOne™ Triple Service Access – 15″ wide, industry-leading corner service access – makes repairs easier and faster. The two fasteners removable corner allows optimal access to internal unit
  • components. Individual louver panels come out once fastener is removed, for faster coil cleaning and easier cabinet reassembly
  • Diagnostic service window with a two-fastener opening – provides access to the high and low pressure.
  • External gauge port access – allows easy connection of “low-loss” gauge ports
  • Single-row condenser coil – makes unit lighter and allows thorough coil cleaning to maintain “out of the box” performance
  • 35% fewer cabinet fasteners and fastener-free base – allow for faster access to internal components and hassle-free panel removal
  • Service trays – hold fasteners or caps during service calls
  • QR code – provides technical information on demand for faster service calls
  • Fan motor harness with extra long wires allows unit top to be removed without disconnecting fan wire

General Terms Of Limited Warranty

Conditional Parts (Registration Required): Ten (10) Years
Rheem will furnish a replacement for any part of this product which fails in normal use and service within the applicable period stated, in accordance with the terms of the limited warranty

Features and Specification

Length 35.750000
Liquid Line Fitting Sweat or Braze
Inverter No
Equipment Type Straight Cool
Cooling Capacity 48000
Cubic Measurement 22.928200
Dimensional Weight 343.000000
EAN 0662021377839
EER 12
Energy Star Rated Yes
ETL Listed No
Fins per Inch 22
Full Load Amps 19.9
Height 31.000000
Suction Line Size (OD) 7/8″
UL Recognized No
Stage Single
Suction Line Fitting Sweat or Braze
Tier Classic
Tonnage 4
UL Listed Yes
UPC 662021377839
Voltage 208-230 VAC
Warranty Offered Yes
Width 35.750000
Stages Cool 1
CFM Cooling 4
Liquid Line Size (OD) 3/8″
Sound Level (dBA) 75.8
Phase Single
Package Height 32.750000
Package Length 38.380000
Package Weight 228.000000
Package Width 38.380000
Product Family RA14
Refrigerant R-410a
Number of Fan Blades 1
Condenser Motor RPM 820
Condenser Motor Type Direct Drive
Weight 221.000000
Brand Rheem
CFM 4264
Compressor (1) Scroll


Consumer literature

Installation Instruction

Part List

Specification sheet

Use & care instructions


Warranty document

Rheem – RH1P4221STANJA – 3 -1/2 Ton, R-410A, 1 Stage, Aluminum Air Handler, PSC Motor, 208-230/1/60


Please Note! This model is now AHRI rated with the 13PJL Series heat pump. No other pre 2015 platform heat pumps will be listed with aluminum indoor products!

RH1P- Series, PSC Motor, Efficiencies up to 15 SEER:

  • Versatile 4-way convertible design for Upflow, Downflow, horizontal left and horizontal right applications.
  • Factory-installed indoor coil.
  • Sturdy cabinet construction with 1.0 inch [25.4 mm] of foil faced insulation for excellent sound and insulating characteristics.
  • Field-installed auxiliary electric heater kits (not included) provide exact heat for indoor comfort. Kits include circuit breakers which meet U.L. and cUL requirements for service disconnect.
  • 1-1/2 Ton [5.3 KW] through 5 ton [17.6 KW] models are between 42 1/2 to 55 1/2 inches [1080 to 1410 mm] tall and 22 inches [559 mm] deep.
  • All models meet or exceed 330 to 400 CFM [156 to 189 L/s] per ton at .3 inches [.7 kPa] of external static pressure.
  • Enhanced airflow up to .7″ external static pressure.
  • Evaporator is constructed of aluminum fins bonded to internally grooved aluminum tubing.

Features and Specification

Liquid Line Fitting Sweat or Braze
Metering Device TXV/TEV – Thermostatic Expansion Valve
Motor Type PSC
Length 21.687500
Fins per Inch Not Provided
Energy Star Rated No
Equipment Type Electric Heat / Cool
ETL Listed No
Filter Size 20″ x 20
Heating Capacity 42000
Height 50.500000
Includes Filter Rack No
Phase Single
Suction Line Size (OD) 7/8″
Suction Line Fitting Sweat or Braze
Tier Standard Efficiency
Tonnage 3.5
UL Listed Yes
UL Recognized No
UPC 662021359262
Voltage 208-240 VAC
Warranty Offered Yes
Width 21.000000
Liquid Line Size (OD) 3/8″
Electric Heat Range [kW] 3.6, 3.6-24
Package Length 25.310000
Package Weight 166.000000
Package Width 24.000000
Product Family RH1P
Refrigerant R-410a
RPM 1075
Sound Level (dBA) 0
Stage Single
Package Height 50.750000
EAN 0662021359262
Weight 130.000000
Blower Motor Speeds 2 (Two)
Blower Motor Type PSC (Permanent Split Capacitor)
Blower Wheel 10″ x 10″
Brand Rheem
CFM 1050, 1050-1400
CFM Cooling 1260, 1260-1600
CFM Heating 1260, 1260-1600
Blower Motor HP 1/2 HP
Cooling Capacity 42000
Cubic Measurement 13.310000
Dimensional Weight 221.000000
Drain Connection Size 3/4″
Blower Motor RPM 1075
Air Flow Convertible
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