12" x 24" Lucifer RD7 High-Temp Furnace - 2200°F Tool & Die Heat Treat Box

Lucifer RD7-KHE24 Red Devil Bench Box Furnace

7 kW | 2200°F Max Temp | 12" x 14" x 24" Chamber | S/N 8714

Available for immediate acquisition is this Lucifer RD7-KHE24, a professional-grade bench-top box furnace from the renowned Red Devil Series. Built in 1987, this unit is engineered for batch heat treating, offering a perfect balance of industrial power and a compact footprint. It is an ideal asset for tool and die shops, R&D labs, or any facility looking to bring hardening, drawing, and annealing in-house.

Technical Specifications

• Model: RD7-KHE24 (Red Devil Series)
• Year of Manufacture: 1987
• Serial Number: 8714
• Max Temperature: 2200°F (1200°C)
• Power: 7 kW | 230V or 460V (Specify wiring) | 3-Phase
• Chamber Dimensions: 12" H x 14" W x 24" L
• Heating Elements: Heavy-gauge, low-watt density wire-wound elements.
• Insulation: 4.5" multi-layered energy-efficient wall for superior heat retention.

Key Features & Benefits

Rugged "Red Devil" Construction: Features a welded and reinforced sheet metal shell designed to withstand decades of daily industrial cycles.

• Easy Maintenance Design: Heating elements are housed in removable holders, allowing for fast, low-cost replacement without tearing down the furnace.
• Precision Control: Equipped with a Eurotherm digital temperature controller for stable thermal management and accuracy.
• Safety First: Includes a safety micro-switch that automatically cuts power to the elements when the horizontal swing door is opened.
• Excellent Uniformity: Heating elements are strategically located on side walls and the back of the chamber to ensure consistent temperature across the workload.
• Hearth Protection: Includes a factory hearth plate to support heavy loads (up to 25 lb/sq ft) and protect the floor firebrick from wear.