Specification
Fuel Type Description
Nominal
Gallon
Capacity
Rated
Gallon
Capacity
Model
Number
Recovery
in G.P.H.
90° F Rise
First Hour
Rating
G.P.H.
Tank
Height
A
Ht. to Outlet
Water Conn.
B
Ht. to Inlet
Water Conn.
C
Diameter
D
Ship
Weight
(LBS.)
Uniform
Energy Factor
(UEF)
With PlusOne
™
Management System
Electric Tall 55 55 XE55T12CS55U0 25 72 57 59-3/4 61-3/4 22-1/4 130 0.92
Electric Tall 55 55 XE55T12CS45U0 21 72 57 59-3/4 61-3/4 22-1/4 130 0.92
Electric Tall 50 45 XE50T12CS55U1 25 63 58-3/8 61-5/8 63-5/8 20-1/4 123 0.92
Electric Tall 50 45 XE50T12CS45U0 21 63 58-3/8 61-5/8 63-5/8 20-1/4 123 0.92
Electric Medium 50 45 XE50M12CS55U1 25 63 48 50-1/2 52-1/2 22-1/4 129 0.92
Electric Medium 50 45 XE50M12CS45U0 21 63 48 50-1/2 52-1/2 22-1/4 129 0.92
Electric Medium 40 36 XE40M12CS55U1 25 55 48-3/8 50-1/2 52-1/2 20-1/4 108 0.93
Electric Medium 40 36 XE40M12CS45U0 21 55 48-3/8 50-1/2 52-1/2 20-1/4 108 0.93
Gladiator
™
High Efficiency Specifications
06/19 FORM NO. THD-PPEG12 Rev. 1
In keeping with its policy of continuous progress and product improvement, Rheem reserves the right to make changes without notice.
Rheem Water Heating • 1115 Northmeadow Parkway, Suite 100
Roswell, Georgia 30076 • www.rheem.com
**Recovery = wattage/2.42 x temp. rise °F.
Example: 5500W = 25 GPH
2.42 x 90°
Uniform Energy Factor and rated gallon capacity based on Department of Energy (DOE) requirements.
• Heaters furnished with standard 240 volt AC, single phase non-simultaneous wiring, and 4500 or 5500 watt upper and lower heating elements.
* *Recovery calculations used are based on 5500 watt elements used in non-simultaneous operation.
LEED Point = 1
A
B
D
C
WATER CONNECTIONS ALL 3/4" N.P.T.
COLD WATER
CONNECTION
HOT WATER
CONNECTION
ANODE
ROD
8"
1
Source: Rheem Leak-Sensing Data; testing under a vacuum lock using 50-gallon tank, no expansion tank, average
tank pressure of 40 psi, assuming no additional faucets are opened.
2
Water leaks from the heater only, as tested
across scenarios including a minimum of 5.5mL/hr volume leak rate, using most common installation scenarios.
3
WiFi broadband connection and EcoNet
®
App required; connection between water heater and app dependent
on external factors beyond Rheem’s control.
4
Amazon Alexa and Google Home devices sold separately.
5
WiFi
broadband connection and Rheem Contractor App required; connection between water heater and app dependent
on external factors beyond Rheem’s control.