---
title: 5000 LI Series Heavy Duty Industrial Furnace | Lucifer Furnaces
description: Discover the 5000 LI Series Heavy Duty Industrial Furnace, designed for energy savings and maximum efficiency. With options for various applications, this fiber-lined furnace offers reliable performance up to 2200°F.
---
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# 5000 LI Series Heavy Duty Industrial Furnace
The 5000 LI Series, fiber-lined and designed with lightweight ceramic fiber insulation, is heavy-duty for continuous use, offering energy savings, low power input, maximum heating efficiency, and faster heat-up rates.
### Options
Program controllers, over-temperature safety systems, timers, recorders, quench tanks, alternate door arrangements, Forced cooling systems, computer interface, special voltages, gloves, tongs, and foil wrap.
### [ Product Information](https://www.luciferfurnaces.com/hubfs/Product%20Data%20Sheets/Series-5000-AM-Lucifer-Furnaces-Heavy-Duty-Alloy-Muffle-Box-Furnaces.pdf?hsLang=en)
## Heavy Duty, Fiber Lined Furnaces
Large industrial furnaces designed with lightweight ceramic fiber insulation for energy saving low power input and maximum heating efficiency for operation to 2200°F. Coil wound heating elements are fully supported on ceramic rods for rapid radiation with faster heat up rates. This unique design provides easy element access with low-cost, individual replacement of the wires. For hardening, drawing, preheating, annealing, brazing, normalizing, and special applications in air atmosphere.
Ruggedly constructed and rated for work loads up to 100 lbs. per square foot of hearth area. All models are completely wired, test-fired, and shipped ready for connection to the main power supply. Simple, safe, dependable operation.
### Standard Features
- Welded angle iron frame construction with sheet steel and plate lining.
- Heavy gauge coil wound low-watt density heating elements for longer life.
- Heating elements located on the sides, door, back, and below the hearth provide uniform temperature.
- Elements are mounted individually on ceramic rods for easy, low-cost replacement.
- Multi-layered 6" of energy efficient lightweight ceramic fiber and mineral wool block for maximum heat storage, less heat loss, and lower utility costs.
- Silicon carbide hearth plates form a rugged work surface for supporting load.
- Vertical lift air-operated door keeps hot face surface away from personnel.
- Safety micro-switch shuts off power to elements when door opens.
- Eurotherm digital temperature controller with type K thermocouple and magnetic contactor.
- Controls are mounted in separate side-mounted NEMA 1 panels and operate on 115 volts.
- Chambers 72" long and designed for two zone control
[Get a Quote](https://info.luciferfurnaces.com/request-a-quote?hsLang=en)
#### These models are built custom. Please [contact us](https://luciferfurnaces-21225054.hs-sites.com/contact?hsLang=en) to get started.
## Model Specifications:
| Model | Chamber | Overall | KW | Voltage | Weight (lbs) | | | | |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| H" | W" | L" | H" | W" | L" | | | | |
| 5GT-S36 | 24 | 36 | 36 | 107 | 68 | 69 | 64 | 230/460/3 | 4390 |
| 5GT-S48 | 24 | 36 | 48 | 107 | 68 | 81 | 75 | 230/460/3 | 5160 |
| 5GT-S60 | 24 | 36 | 60 | 107 | 68 | 93 | 87 | 230/460/3 | 6090 |
| 5GT-S72 | 24 | 36 | 72 | 107 | 68 | 106 | 103 | 230/460/3 | 7020 |
| 5GT-V36 | 36 | 36 | 36 | 120 | 68 | 69 | 86 | 230/460/3 | 4940 |
| 5GT-V48 | 36 | 36 | 48 | 120 | 68 | 81 | 103 | 230/460/3 | 5830 |
| 5GT-V60 | 36 | 36 | 60 | 120 | 68 | 93 | 115 | 230/460/3 | 6840 |
| 5GT-V72 | 36 | 36 | 72 | 120 | 68 | 106 | 137 | 230/460/3 | 7870 |
| 5GT-VW48 | 36 | 48 | 48 | 120 | 80 | 81 | 121 | 230/460/3 | 5970 |
| 5GT-VW60 | 36 | 48 | 60 | 120 | 80 | 93 | 133 | 230/460/3 | 7370 |
| 5GT-VW72 | 36 | 48 | 72 | 120 | 80 | 106 | 146 | 230/460/3 | 8450 |
| 5GT-X48 | 48 | 48 | 48 | 134 | 80 | 81 | 139 | 230/460/3 | 6940 |
| 5GT-X60 | 48 | 48 | 60 | 134 | 80 | 93 | 153 | 230/460/3 | 8070 |
| 5GT-X72 | 48 | 48 | 72 | 134 | 80 | 106 | 171 | 230/460/3 | 9240 |
/lucifer-primary_imagotype-1200px.png)
Manufacturer of industrial heat-treating furnaces and ovens. Designed and built in the USA since 1946.
2048 Bunnell Road
Warrington, PA 18976
(215) 343-0411
[info@luciferfurnaces.com](mailto:info@luciferfurnaces.com)
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