| Category | Muffle Furnace |
| Model | Digital Muffle Furnace |
| Max Temperature | 1200°C (2192°F) |
| Working Temperature | 1100°C |
| Thermocouple Type | S (Platinum-10% Rhodium) |
| Thermocouple Details | Tolerance Class 2, 0 to +1450°C range, High purity alumina insulation, Platinum sheath, 6mm diameter, Type S |
| Heating Element | Kanthal A1 (FeCrAl) |
| Element Details | Max temp: 1425°C, Superior cyclic performance, FeCrAl alloy with rare earth elements |
| Chamber (MM) | 650 x 650 x 880 |
| Outer Body (MM) | 1051.0 x 1252.0 x 1152.0 |
| Chamber Volume | 371.8 Litres |
| Volume (cu.ft) | 55.9 ft³ |
| Power Load | 32.97 kW |
| Power Supply | 440V, Three Phase |
| Gross Weight | 494.16 kg |
| Chamber Shape | Square |
This muffle furnace features digital controls for precise temperature regulation and programming. Operating up to 1000°C or higher, it isolates samples from direct radiant heat and combustion products. The working principle combines the traditional muffle—a ceramic chamber that surrounds the workload—with a digital PID controller for accurate temperature management and complex cycle programming. Its purpose is for high-temperature laboratory applications such as LOI testing, sintering, and heat treatment where contamination must be avoided and repeatability is essential.
This configuration is suitable when the sample load must fit a 650 x 650 x 880 MM chamber with usable chamber volume of 371.8 litre, approximate power load of 31.7 kW, square chamber profile. It is commonly selected for laboratory, QC, metallurgical, ceramic, pharmaceutical and industrial heat-treatment work requiring stable heating and repeatable process conditions. Typical use includes general laboratory and industrial heat-treatment applications requiring stable, repeatable temperature control.
Equivalent chamber references: 650 x 650 x 880 MM, 65 x 65 x 88 CM and 26 x 26 x 35 INCH. Buyers searching for 1200 Degree Celsius Digital Muffle Furnace 650 x 650 x 880 MM chamber; 1200°C Digital Muffle Furnace 650 x 650 x 880 MM; 1200 Degree Celsius Digital Muffle Furnace 65 x 65 x 88 CM chamber; 1200°C Digital Muffle Furnace 65 x 65 x 88 CM; 1200 Degree Celsius Digital Muffle Furnace 26 x 26 x 35 INCH chamber; 1200°C Digital Muffle Furnace 26 x 26 x 35 INCH can verify the same physical chamber on this canonical product page before requesting price, GST invoice, packaging and delivery.
Trutherm manufactures 1200 Degree Celsius (1200°C) Digital Muffle Furnace 650 x 650 x 880 MM Chamber for buyers who search by exact machine type, chamber size and 1200°C temperature rating. This page is specific to the MM dimension version, so the chamber size is presented in the unit normally used in the buyer's drawing, tender or purchase request.
A muffle furnace is usually the first furnace a lab installs, since it covers the broadest share of everyday heating, drying and ashing tasks before more specialised equipment is added.
A muffle furnace isolates the sample from direct contact with heating elements or combustion gases, giving cleaner, more repeatable results than an open flame or hot-plate process.
As a general-purpose muffle furnace, this model covers a broader range of routine heating tasks than a process-specific ashing, tube or sintering furnace, making it the practical default when the lab runs mixed sample types rather than one dedicated process.