
PRO 48 Refrigeration Design Guide

Contents
3 PRO 48 Refrigeration
4 Specications
7 Warranty
Model 648PROG.
Features and specications are subject to change at any
time without notice. Visit subzero.com/specs for the most
up-to-date information.
IMPORTANT NOTE: Throughout this guide, dimensions may
1
vary by ±
/8" (3). Dimensions in parentheses are millimeters
unless otherwise specied.

PRO 48 REFRIGERATION
PRO 48 Refrigeration
Freshness nds unmistakable expression in the Sub-Zero
PRO 48. An 800-pound monument to food preservation—
equal parts sculpted metal design statement and culinary
secret weapon. Its vast interior, like its bold exterior, is
crafted of stainless steel. The PRO 48 is available with
or without a glass door and may be either built in or
freestanding.
PRO 48 MODELS
648PRO
648PROG
KEY FEATURES
• Can be used freestanding or installed as a standard or
ush built-in application.
• Stainless steel interior as well as exterior.
• Handles coordinate with handles of Wolf ranges.
• Dual refrigeration system enhanced with triple evapora-
tors allow independent control of storage conditions in
refrigerator cabinet and drawer compartments.
• Advanced water ltration system.
• Slide-out stainless steel bins t neatly under refrigerator
glass shelves.
• Exterior temperature display.
• Flip-up grille provides easy access for quick routine
maintenance.
• Star-K certied.
subzero.com/specs | 3

PRO 48 REFRIGERATION
Overall Dimensions
PRO 48 MODELS
141/2"
(368)
48" (1219)
HEIGHT DIMENSIONS ±
1
/2" (13)
421/8"
(1070)
301/2"
(775)
21"
(533)
84"
(2134)
4" (102)
237/8"
(606)
257/8" (657)
303/16"
(767)
Models 648PRO and 648PROG.
4 | Sub-Zero Customer Care 800.222.7820
23/8" (60)
303/4"
(781)
SPECIFICATIONS
INTERIOR CAPACITY R CU FT (L) F CU FT (L)
648PRO, 648PROG 18.4 (521) 11.7 (331)
SHIPPING WEIGHT LB
(KG)
648PRO 860 (390)
648PROG 875 (397)

PRO 48 REFRIGERATION
Opening Dimensions
STANDARD AND FLUSH INSTALLATION
TOP VIEW
D
OPENING
DEPTH
W
OPENING WIDTH
FRONT VIEW
VIEW
H
OPENING
HEIGHT
OPENING DIMENSIONS
INSTALLATION W H D
Standard 471/2" (1206) 833/4" (2127) 24" (610)
Flush 48" (1219) 841/8" (2137) 26" (660)
For standard built-in installations, the face frame of the unit
will extend 2"
(51) beyond cabinetry. For ush installations,
the front of the face frame will be ush with surrounding
cabinetry.
subzero.com/specs | 5

PRO 48 REFRIGERATION
Electrical
The electrical supply should be located within the shaded
area shown in the illustration below. A separate circuit, servicing only this appliance is required. A ground fault circuit
interrupter (GFCI) is not recommended and may cause interruption of operation.
Installation must comply with all applicable electrical codes.
ELECTRICAL REQUIREMENTS
Electrical Supply 115 VAC, 60 Hz
Service 15 amp
Receptacle 3-prong grounding-type
7"
E
(178)
6"
(152)
751/2" (1918)
FROM FLOOR
RIGHT SIDE
OF OPENING
Plumbing
The water supply line should be located within the shaded
area shown in the illustration below. The water supply line
should be connected to the house supply with an easily
accessible shut-off valve. Do not use self-piercing valves.
The water supply line must not interfere with installation of
the anti-tip bracket.
A reverse osmosis system can be used provided there is
constant water pressure of 35–120 psi
to the unit at all times. A copper line is not recommended
for this application.
Installation must comply with all applicable plumbing codes.
PLUMBING REQUIREMENTS
Water Supply
Pressure 35–120 psi
Excess Line for Connection 36" (914)
RIGHT SIDE
OF OPENING
(2.4–8.3 bar) supplied
1
/4" OD copper, braided
stainless steel or PEX tubing
(2.4–8.3 bar)
Electrical supply location.
53/16"
6"
(132)
(152)
3" (76)
1
AREA EXTENDS
FORWARD ON FLOOR
/2" (13)
Water supply location.
Sub-Zero, Sub-Zero & Design, Dual Refrigeration, Constant Care, The Living Kitchen, Great American Kitchens The Fine Art of Kitchen Design, and Ingredients are registered trademarks and service marks of Sub-Zero, Inc. Wolf, Wolf & Design, Wolf Gourmet, W & Design and the color red as applied to knobs are registered trademarks and service marks of Wolf
Appliance, Inc. (collectively, the “Company Marks.”) All other trademarks or registered trademarks are property of their respective owners in the United States and other countries.
6 | Sub-Zero Customer Care 800.222.7820

Sub-Zero Residential Limited Warranty
FOR RESIDENTIAL USE
FULL TWO YEAR WARRANTY*
For two years from the date of original installation, this Sub-Zero product warranty covers all parts and
labor to repair or replace, under normal residential use, any part of the product that proves to be defective in materials or workmanship. All service provided by Sub-Zero under the above warranty must be
performed by Sub-Zero factory certied service, unless otherwise specied by Sub-Zero, Inc. Service will
be provided during normal business hours.
FULL FIVE YEAR SEALED SYSTEM WARRANTY
For ve years from the date of original installation, this Sub-Zero product warranty covers all parts and
labor to repair or replace, under normal residential use, these parts that prove to be defective in materials
or workmanship: compressor, condenser, evaporator, drier and all connecting tubing. All service provided
by Sub-Zero under the above warranty must be performed by Sub-Zero factory certied service, unless
otherwise specied by Sub-Zero, Inc. Service will be provided during normal business hours.
LIMITED TWELVE YEAR SEALED SYSTEM WARRANTY
For twelve years from the date of original installation, Sub-Zero will repair or replace the following parts
that prove to be defective in materials or workmanship: compressor, condenser, evaporator, drier and all
connecting tubing. If the owner uses Sub-Zero factory certied service, the service provider will repair or
replace these parts with the owner paying for all other costs, including labor. If the owner uses non-certied service, the owner must contact Sub-Zero, Inc. (using the information below) to receive repaired or
replacement parts. Sub-Zero will not reimburse the owner for parts purchased from non-certied service
or other sources.
TERMS APPLICABLE TO EACH WARRANTY
The warranty applies only to products installed for normal residential use. The warranty applies only to
products installed in any one of the fty states of the United States, the District of Columbia or the ten
provinces of Canada. This warranty does not cover any parts or labor to correct any defect caused by
negligence, accident or improper use, maintenance, installation, service or repair.
THE REMEDIES DESCRIBED ABOVE FOR EACH WARRANTY ARE THE ONLY ONES THAT SUB-ZERO, INC.
WILL PROVIDE, EITHER UNDER THIS WARRANTY OR UNDER ANY WARRANTY ARISING BY OPERATION OF
LAW. SUB-ZERO, INC. WILL NOT BE RESPONSIBLE FOR ANY CONSEQUENTIAL OR INCIDENTAL DAMAGES
ARISING FROM THE BREACH OF THIS WARRANTY OR ANY OTHER WARRANTY, WHETHER EXPRESS,
IMPLIED OR STATUTORY.
Some states do not allow the exclusion or limitation of incidental or consequential damages, so the above
limitation or exclusion may not apply to you. This warranty gives you specic legal rights and you may also
have other legal rights that vary from state to state.
To receive parts and/or service and the name of Sub-Zero factory certied service nearest you, contact
Sub-Zero, Inc., P.O. Box 44848, Madison, WI 53744; check the contact & support section of our website,
subzero.com, email us at customerservice@subzero.com or call 800-222-7820.
*Stainless steel (doors, panels, handles, product frames and interior surfaces) are covered by a limited
60-day parts and labor warranty for cosmetic defects.
*Replacement water lters and air purication cartridges are not covered by the product warranty.
subzero.com/specs | 7

SUB-ZERO, INC. P.O. BOX 44848 MADISON, WI 53744 SUBZERO.COM 800.222.7820
SZPRODG 9/2013