Sub-Zero stands as America’s premier luxury refrigeration brand, delivering unmatched food preservation technology since 1945.
Known for dual refrigeration systems, NASA-inspired air purification, and built-to-last construction, Sub-Zero refrigerators represent the pinnacle of kitchen appliance engineering.
This comprehensive guide covers every Sub-Zero model available in the US market, helping you navigate their extensive lineup and find the perfect refrigeration solution for your luxury kitchen.
Classic Series – Side-by-Side Models
BI-42S/S
This 42-inch built-in side-by-side features dual refrigeration technology with separate cooling systems for fresh and frozen foods. Split Climate intelligent cooling maintains temperatures within one degree while ClearSight LED lighting eliminates shadows throughout interior compartments.
BI-42S/O
Panel-ready version of the 42-inch side-by-side accepts custom cabinetry panels for seamless kitchen integration. Features identical dual refrigeration performance with NASA-inspired air purification system scrubbing ethylene gas and odors every twenty minutes.
BI-42SD/S
Legacy 42-inch model with external water and ice dispenser designed to blend with door panel styling. Includes advanced filtration removing contaminants and chlorine taste while providing fresh ice with Max Ice production capability.
BI-42SID/S
Legacy 42-inch side-by-side featuring internal water dispenser located discreetly within refrigerator compartment. Maintains clean exterior lines while delivering filtered water and automatic ice production with temperature control within one degree.
BI-48S/S
The 48-inch flagship side-by-side delivers maximum storage capacity with dual refrigeration preserving food freshness longer. Features flip-up dairy compartment, adjustable door bins, and Wi-Fi connectivity for remote monitoring through mobile devices.
BI-48S/O
Panel-ready 48-inch model accommodates custom panels or stainless steel accessories matching other Sub-Zero appliances. Includes Split Climate cooling technology and premium stainless interior accents coordinating with exterior sophistication.
BI-48SID/S
48-inch side-by-side with internal water dispenser delivering fresh-tasting filtered water without interrupting door styling. Features Max Ice Mode temporarily increasing production and touch control panel for convenient access.
BI-48SID/O
Panel-ready version of 48-inch internal dispenser model accepts custom cabinetry integration while maintaining premium performance features. Includes advanced cooling technology and Wi-Fi enabled remote access capabilities.
CL4250S/S
Current 42-inch Classic model featuring Split Climate intelligent cooling system with variable-speed compressor and dual fans. Night Mode optimizes interior lighting reducing brightness ninety percent in dim environments.
CL4850S/S
Current 48-inch Classic featuring advanced preservation capabilities with ClearSight LED lighting system fully illuminating interior. Includes NASA-inspired air purification accessible via sliding door and premium stainless interior accents.
CL4850SID/O
Panel-ready 48-inch Classic with internal dispenser delivering filtered water discreetly located inside door. Features Split Climate technology and accepts custom panels for integrated kitchen appearance.
CL4850SID/S
Stainless steel 48-inch Classic with internal water dispenser maintaining clean exterior lines. Includes advanced cooling technology, Wi-Fi connectivity, and premium construction designed for minimum twenty-year lifespan.
Classic Series – Over-and-Under Models
BI-30U/S
Legacy 30-inch over-and-under configuration with refrigerator above freezer compartment. Features dual refrigeration technology maintaining optimal preservation conditions and magnetic door seals locking in cold air for freshness.
BI-30U/O
Panel-ready version of 30-inch over-and-under model accepts custom cabinetry panels for seamless integration. Includes air purification system and temperature control within one degree of setpoint.
BI-36U/S
Legacy 36-inch over-and-under providing generous storage capacity with advanced food preservation technology. Features high-humidity sealed crisper drawers and deli compartments maintaining optimal conditions for produce freshness.
BI-36U/O
Panel-ready 36-inch over-and-under accommodating custom panels while delivering premium performance features. Includes dual refrigeration and advanced temperature control with magnetic door seals.
BI-36UID/S
Legacy 36-inch over-and-under with internal water dispenser delivering filtered water without external plumbing requirements. Features automatic ice production and advanced air purification system.
CL3050U/S
Current 30-inch Classic over-and-under featuring Split Climate intelligent cooling technology. Includes adjustable glass shelves, door bins, crisper drawers, and flip-up dairy compartment for flexible storage.
CL3050U/O
Panel-ready 30-inch Classic over-and-under accepting custom panels for integrated appearance. Features identical performance capabilities with advanced cooling technology and premium construction.
CL3650U/S
Current 36-inch Classic over-and-under with superior air purification system and internal water dispenser. Features LED lighting, advanced temperature control, and high-humidity sealed storage compartments.
CL3650U/O
Panel-ready 36-inch Classic over-and-under accommodating custom cabinetry integration. Includes internal dispenser, air purification technology, and temperature control within one degree.
CL3650UID/S
Current 36-inch Classic over-and-under with internal water dispenser and ice maker. Features Split Climate cooling, LED lighting, and advanced air purification maintaining optimal food preservation conditions.
Classic Series – French Door Models
CL3650UFD/S
36-inch Classic French door refrigerator with bottom freezer drawer providing convenient access to fresh foods. Features dual refrigeration technology, internal water dispenser, and premium-grade materials designed for longevity.
CL3650UFD/O
Panel-ready 36-inch French door model accepts custom panels while maintaining superior performance features. Includes Split Climate cooling technology and NASA-inspired air purification system.
CL4250UFD/S
42-inch Classic French door providing generous storage capacity with advanced food preservation technology. Features internal water dispenser, LED lighting, and temperature control within one degree of setpoint.
CL4250UFD/O
Panel-ready 42-inch French door accommodating custom cabinetry integration while delivering premium performance. Includes dual refrigeration and advanced air purification maintaining food freshness longer.
PRO Series
PRO4850
48-inch PRO series with industrial commercial kitchen appearance designed for exposed installation or freestanding applications. Features dual refrigeration, advanced cooling technology, and robust construction exceeding commercial standards.
PRO3650
36-inch PRO series delivering commercial-grade performance with industrial styling. Designed for applications where refrigerator presence should be apparent while maintaining Sub-Zero’s superior food preservation capabilities.
Designer Series (Integrated)
IT-30R
30-inch integrated refrigerator column designed for flush installation with surrounding cabinetry. Features completely integrated appearance, advanced cooling technology, and customizable storage configurations.
IT-36R
36-inch integrated refrigerator column providing generous fresh food storage with seamless cabinetry integration. Includes advanced temperature control and air purification maintaining optimal preservation conditions.
IT-30F
30-inch integrated freezer column designed for flush installation and seamless kitchen integration. Features advanced freezing technology maintaining optimal conditions for frozen food preservation.
IT-36F
36-inch integrated freezer column delivering maximum frozen storage capacity with completely integrated appearance. Includes advanced cooling technology and temperature control within one degree.
DET3050CI
30-inch Designer over-and-under with ice maker providing convenient refrigerator and freezer access. Features completely integrated appearance, dual refrigeration technology, and advanced air purification system.
DET3650CI
36-inch Designer over-and-under with ice maker delivering generous storage capacity and seamless integration. Includes Split Climate cooling and NASA-inspired air purification maintaining food freshness.
DEU2450CI
24-inch Designer undercounter refrigerator with ice maker designed for versatile installation locations. Features advanced cooling technology, premium construction, and temperature control within one degree.
DEU2450BG
24-inch Designer undercounter beverage center accommodating wine and beverage storage with precise temperature control. Features completely integrated appearance and advanced cooling maintaining optimal conditions.
Undercounter Models
UC-15I
15-inch undercounter ice maker producing fifty pounds daily with panel-ready design. Features advanced ice production technology and premium construction designed for residential applications.
UC-15IP
15-inch panel-ready undercounter ice maker accepting custom panels for seamless integration. Produces fresh ice continuously with advanced filtration and temperature control.
UC-15IO
15-inch outdoor-rated undercounter ice maker designed for exterior installations. Features weather-resistant construction maintaining performance in outdoor kitchen environments.
UC-24C
Legacy 24-inch undercounter refrigerator/freezer providing dual-zone storage in compact footprint. Features advanced temperature control and magnetic door seals maintaining optimal preservation conditions.
UC-24CI
Legacy 24-inch undercounter refrigerator/freezer with ice maker combining storage and ice production. Features panel-ready design and temperature control within one degree of setpoint.
UC-24F
24-inch undercounter freezer providing frozen storage in compact installation. Features advanced freezing technology and temperature control maintaining optimal conditions for frozen foods.
UC-24R
24-inch undercounter refrigerator delivering fresh food storage with advanced cooling technology. Features temperature control within one degree and premium construction for longevity.
Column Models (Designer Series)
IC-24F
24-inch integrated freezer column providing seamless cabinetry integration with advanced freezing technology. Features completely flush installation and temperature control maintaining optimal frozen food conditions.
IC-24FI
24-inch integrated freezer column with ice maker combining frozen storage and ice production. Features advanced cooling technology and completely integrated appearance.
IC-24R
24-inch integrated refrigerator column delivering fresh food storage with seamless integration. Features advanced temperature control and air purification maintaining optimal preservation conditions.
IC-24RI
24-inch integrated refrigerator column with ice maker providing fresh storage and ice production. Features advanced cooling technology and completely flush installation.
IC-30F
30-inch integrated freezer column delivering generous frozen storage with seamless cabinetry integration. Features advanced freezing technology and temperature control within one degree.
IC-30FI
30-inch integrated freezer column with ice maker combining maximum frozen storage and ice production. Features advanced cooling technology and completely integrated appearance.
IC-30R
30-inch integrated refrigerator column providing generous fresh food storage with seamless integration. Features advanced air purification and temperature control maintaining optimal conditions.
IC-30RI
30-inch integrated refrigerator column with ice maker delivering fresh storage and ice production. Features advanced cooling technology and completely flush installation capabilities.
IC-36F
36-inch integrated freezer column providing maximum frozen storage capacity with seamless integration. Features advanced freezing technology and premium construction for longevity.
IC-36FI
36-inch integrated freezer column with ice maker combining maximum storage and ice production. Features advanced cooling technology and completely integrated appearance.
IC-36R
36-inch integrated refrigerator column delivering maximum fresh food storage with seamless cabinetry integration. Features advanced air purification maintaining optimal preservation conditions.
IC-36RI
36-inch integrated refrigerator column with ice maker providing maximum fresh storage and ice production. Features advanced cooling technology and temperature control within one degree.
Drawer Models
ID-24F
24-inch integrated freezer drawers providing convenient frozen storage access with seamless integration. Features advanced freezing technology and smooth-operating drawer mechanisms.
ID-24FI
24-inch integrated freezer drawers with ice maker combining frozen storage and ice production. Features advanced cooling technology and completely integrated appearance.
ID-24R
24-inch integrated refrigerator drawers delivering fresh food storage with convenient access. Features advanced temperature control and air purification maintaining optimal conditions.
ID-24RI
24-inch integrated refrigerator drawers with ice maker providing fresh storage and ice production. Features advanced cooling technology and seamless cabinetry integration.
ID-30F
30-inch integrated freezer drawers providing generous frozen storage with convenient access. Features advanced freezing technology and premium construction for reliability.
ID-30FI
30-inch integrated freezer drawers with ice maker combining storage and ice production. Features advanced cooling technology and completely integrated appearance.
ID-30R
30-inch integrated refrigerator drawers delivering generous fresh food storage with convenient access. Features advanced air purification and temperature control.
ID-30RI
30-inch integrated refrigerator drawers with ice maker providing fresh storage and ice production. Features advanced cooling technology and seamless integration capabilities.
Wine Storage Models
424
24-inch undercounter wine storage accommodating 46 bottles with dual-zone temperature control. Features roller-glide shelves with cherry wood facing and advanced vibration dampening for optimal wine preservation.
424G
24-inch undercounter wine storage with glass door displaying collection while maintaining optimal conditions. Features dual-zone control, LED lighting, and premium construction for wine enthusiasts.
424FSG
24-inch freestanding wine storage designed for flexible installation without built-in requirements. Features glass door, dual-zone temperature control, and roller-glide shelves with premium wood facing.
427
27-inch undercounter wine storage providing increased capacity with dual-zone temperature control. Features advanced vibration dampening and humidity control maintaining optimal wine preservation conditions.
427G
27-inch undercounter wine storage with glass door accommodating larger collections. Features dual-zone control, LED lighting, and roller-glide shelves with premium wood facing.
427RG
27-inch undercounter wine storage with glass door and enhanced capacity configuration. Features dual-zone temperature control and advanced preservation technology for serious collectors.
WS-30
30-inch wine storage providing maximum capacity with dual-zone temperature control. Features professional-grade preservation technology and premium construction for extensive collections.
BW-30
30-inch built-in wine storage designed for seamless cabinetry integration. Features advanced temperature control, vibration dampening, and humidity control maintaining optimal wine conditions.
Compact/Specialty Models
215
Compact undercounter model designed for space-limited installations while maintaining Sub-Zero performance standards. Features advanced cooling technology and premium construction in minimal footprint.
220
Compact refrigerator providing essential fresh food storage with Sub-Zero’s superior preservation technology. Features temperature control within one degree and magnetic door seals.
249
Compact freezer delivering frozen storage with advanced freezing technology maintaining optimal conditions. Features premium construction and temperature control for reliable performance.
315
Compact wine storage accommodating smaller collections with dual-zone temperature control. Features roller-glide shelves and advanced preservation technology in space-efficient design.
315W
Compact wine storage with enhanced capacity configuration for growing collections. Features dual-zone control and premium construction maintaining optimal wine preservation conditions.
424FS
Freestanding wine storage designed for flexible installation without built-in requirements. Features advanced temperature control and vibration dampening for optimal wine preservation.
427R
Undercounter wine storage with enhanced capacity and advanced preservation technology. Features dual-zone temperature control and premium construction for serious wine enthusiasts.
532
Compact refrigerator/freezer combination providing dual-zone storage in minimal footprint. Features advanced cooling technology and temperature control maintaining optimal preservation conditions.
Legacy Models (Discontinued)
501R
Legacy refrigerator model featuring Sub-Zero’s proven dual refrigeration technology. Designed for reliability and longevity with premium construction and advanced cooling capabilities.
501F
Legacy freezer model delivering frozen storage with advanced freezing technology. Features temperature control within one degree and premium construction for dependable performance.
511
Legacy compact model providing essential refrigeration in space-limited installations. Features Sub-Zero’s superior preservation technology and magnetic door seals.
532
Legacy refrigerator/freezer combination delivering dual-zone storage with advanced cooling technology. Features temperature control and premium construction for reliable operation.
550
Legacy side-by-side model featuring dual refrigeration and advanced food preservation technology. Designed for maximum storage capacity with premium construction and reliability.
561
Legacy over-and-under model providing convenient access to fresh and frozen foods. Features dual refrigeration technology and advanced temperature control.
590
Legacy French door model delivering generous storage with convenient access design. Features advanced cooling technology and premium construction for longevity.
611
Legacy built-in model featuring Sub-Zero’s proven preservation technology. Designed for seamless integration with advanced cooling and temperature control capabilities.
632
Legacy side-by-side with enhanced capacity providing maximum storage. Features dual refrigeration technology and advanced air purification maintaining food freshness.
650
Legacy over-and-under with generous capacity featuring advanced preservation technology. Designed for reliability with dual refrigeration and temperature control.
680
Legacy French door with maximum capacity delivering premium performance. Features advanced cooling technology and premium construction for dependable operation.
690
Legacy built-in model with enhanced features providing superior food preservation. Designed for seamless integration with advanced cooling and air purification.
695
Legacy premium model featuring Sub-Zero’s most advanced preservation technology. Designed for maximum performance with dual refrigeration and premium construction.
Model Number Decoding
Sub-Zero uses systematic model numbering indicating series, configuration, and features. First digits represent series (200, 400, 500, etc.) while letters indicate configuration: R=Refrigerator, F=Freezer, S=Side-by-side, U=Over-under, C=Combination. Suffix letters denote finish options: /S=Stainless Steel, /O=Panel Ready, /PH=Pro Handle.
Series Comparison
Classic Series offers traditional Sub-Zero styling with proven reliability and advanced features. Designer Series provides completely integrated appearance with seamless cabinetry integration. PRO Series delivers commercial-grade performance with industrial styling for exposed installations. Column models offer ultimate flexibility with separate refrigerator and freezer units.
Technology Features
All current models feature Split Climate intelligent cooling maintaining temperatures within one degree. NASA-inspired air purification scrubs ethylene gas and odors every twenty minutes. ClearSight LED lighting eliminates shadows while Wi-Fi connectivity enables remote monitoring. Premium construction ensures minimum twenty-year lifespan with industry-leading warranty coverage.
Installation Considerations
Built-in models require professional installation with adequate ventilation and electrical service. Panel-ready models accommodate custom cabinetry integration while stainless models coordinate with other appliances. Undercounter units fit standard cabinet openings while column models offer maximum design flexibility. Professional measurement ensures proper fit and performance.
Final Thoughts
Sub-Zero’s comprehensive model lineup serves every luxury kitchen need from compact undercounter units to full-size integrated systems. The brand’s commitment to superior food preservation, premium construction, and advanced technology ensures exceptional performance and longevity. Whether renovating existing kitchens or designing new luxury spaces, Sub-Zero provides proven solutions meeting the highest standards. Consider specific capacity requirements, installation constraints, and desired features when selecting models. Sub-Zero’s advanced preservation technology and quality construction represent the ultimate investment in kitchen refrigeration excellence.
