Sierra, an MVP Group brand with over 50 years of experience, specializes in manufacturing high-quality commercial kitchen equipment designed to enhance efficiency and performance. Their product line includes ranges, griddles, fryers, and ovens, all crafted with durable materials to meet the demands of busy foodservice environments.

Sierra Proofer Heater Cabinet
The Sierra Proofer Heater Cabinet is a mobile, full-height solution for proofing dough and holding hot food in commercial settings. Designed for bakeries, restaurants, and commissaries, it features a clear polycarbonate door, welded construction, and a removable control drawer with LED display. Available in insulated and non-insulated versions, it holds up to 36 full-size sheet pans and offers dual modes for proofing or heating, ensuring versatility and consistent performance.
Key Features
- Clear Door: Polycarbonate with aluminum frame, field-reversible for flexible placement.
- Control Drawer: Removable bottom-mounted drawer with LED display for easy operation and cleaning.
- Pan Capacity: Supports on 1-1/2" centers accommodate 36 full-size (18" x 26") pans.
- Mobility: 5-inch swivel casters (two with brakes) for repositioning.
- Dual Modes: Proofing (30%-100% humidity, up to 115°F) and heating (up to 185°F, 9 settings).
- Air Circulation: Baffle and blower ensure uniform heat and humidity distribution.
Technical Specifications
- Power: 1500W, 120V, 60Hz, 1-phase, 12 amps, NEMA 5-15P plug.
- Construction: All-welded steel with corner bumpers for durability.
- Width: 23 inches (both models).
- Certifications: cULus for safety, NSF for hygiene compliance.
- Warranty: 1-year parts and labor for reliability.
Available Models
The Sierra Proofer Heater Cabinet comes in two versions, differing in insulation and size to suit your needs:
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Insulated Model:
- Depth: 33.4 inches
- Height: 67.5 inches
- Shipping Weight: 181 lbs
- Net Weight: 155 lbs
- Features: Insulation for enhanced heat and humidity retention, ideal for precise proofing.
-
Non-Insulated Model:
- Depth: 33.2 inches
- Height: 66.5 inches
- Shipping Weight: 141 lbs
- Net Weight: 115 lbs
- Features: Lighter, cost-effective option for basic proofing and heating tasks.
Applications
This cabinet supports commercial kitchens needing flexible dough proofing or hot food storage. The insulated model excels in environments requiring stable temperature and humidity control, while the non-insulated version suits operations with simpler needs or tighter budgets. Both handle high-capacity pan loads, making them suitable for bakeries or foodservice prep areas.
Why Choose Sierra?
Sierra delivers durable, practical equipment for professional use. The Proofer Heater Cabinet offers robust construction, easy mobility, and dual functionality to streamline workflows. Certified for safety and sanitation, it’s built to meet industry standards with options tailored to different operational demands.
Dimensions & Weight
- Width: 23 inches (both models)
- Depth Options: 33.2 inches (non-insulated) or 33.4 inches (insulated)
- Height Options: 66.5 inches (non-insulated) or 67.5 inches (insulated)
- Shipping Weight Range: 141 to 181 lbs, depending on model
Additional Information
Installation requires a 120V outlet and sufficient floor space for mobility. The welded steel frame and removable drawer simplify maintenance, while the clear door aids monitoring. Ensure proper leveling with casters for optimal performance. Contact Sierra’s U.S. or Canadian support for setup or warranty assistance.