Labotemp Muffle Furnace FMU-11 is an ISO & CE-certified high-temperature muffle furnace engineered for precision laboratory and research use up to 1700°C. This compact benchtop electric muffle furnace combines HHR mullite-fiber chamber construction, high-temp alumina insulation and HHR MoSi₂ rod heating for rapid heat-up (<40 min), excellent uniformity and long service life. The cold-rolled steel shell and advanced 7″ touchscreen programmable PID controller (B-type sensor, 1°C resolution, ±1°C accuracy) deliver repeatable, programmable cycles for demanding thermal workflows.
Ideal as a lab muffle furnace and high-efficiency furnace for ceramic sintering, crystal growth, metal annealing, thermal analysis, ashing and material testing, FMU-11 integrates into university, research and industrial labs. Supplied by an experienced furnace manufacturer and furnace supplier, this digital muffle furnace balances performance, safety, and low maintenance for reliable high-temperature operation.
Why choose Muffle Furnace FMU-11?
✓ Certified reliability: ISO & CE compliance.
✓ Precise digital control: 7″ touchscreen PID, B-type sensor.
✓ Rapid, uniform heating: MoSi₂ rods, <40 min ramp.
✓ Lab-ready support: Documentation and supplier service.
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Model NO. : FMU-11 Model NO. |
FMU-11 |
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Volume : 4 L Volume |
4 L |
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Temperature Range : 1700℃ Temperature Range |
1700℃ |
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Temperature Resolution : 1℃ Temperature Resolution |
1℃ |
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Temperature Accuracy : ±1℃ Temperature Accuracy |
±1℃ |
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Voltage : AC 220V 50Hz / 240V 60Hz Voltage |
AC 220V 50Hz / 240V 60Hz |
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Power Rating : 5.5kW Power Rating |
5.5kW |
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Rise Time : <40 min Rise Time |
<40 min |
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Chamber Material : HHR Mullite fiber Chamber Material |
HHR Mullite fiber |
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Outer Shell : Cold-rolled steel Outer Shell |
Cold-rolled steel |
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Insulation Layer : High-temp alumina fiber Insulation Layer |
High-temp alumina fiber |
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Heater : HHR MoSi₂ Rod Heater |
HHR MoSi₂ Rod |
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Exhaust Hole : Diφ22 Deφ18 Exhaust Hole |
Diφ22 Deφ18 |
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Controller : 7” Touchscreen PL Controller |
7” Touchscreen PL |
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Temperature Setting Mode : Touch Temperature Setting Mode |
Touch |
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Temperature Display Mode : Touch/LED Temperature Display Mode |
Touch/LED |
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Timer : 0–9999 min Timer |
0–9999 min |
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Operation Function : Constant temp or program Operation Function |
Constant temp or program |
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Additional Function : Start/stop button; sensor alarm; overshoot setting; correction Additional Function |
Start/stop button; sensor alarm; overshoot setting; correction |
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Sensor : B-type Sensor |
B-type |
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Safety Device : Overtemperature; leakage; door-opening protection Safety Device |
Overtemperature; leakage; door-opening protection |
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Chamber Size (mm) : 150×150×150 Chamber Size (mm) |
150×150×150 |
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Exterior Size (mm) : 600×815×1100 Exterior Size (mm) |
600×815×1100 |
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Packing Size (mm) : 760×985×1310 Packing Size (mm) |
760×985×1310 |
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NW/GW (kg) : 80/100 NW/GW (kg) |
80/100 |
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Optional Type : 485 Communication; USB storage Optional Type |
485 Communication; USB storage |
Volume : 4 L
Voltage: AC 220V 50Hz / 240V 60Hz
Timer: 0–9999 min
Temperature Setting Mode: Touch
Volume : 12 L
Timer: 0–9999 min
Temperature Setting Mode: Touch
Temperature Resolution : 1℃
Volume : 20 L
Timer: 0–9999 min
Temperature Setting Mode: Touch
Temperature Resolution : 1℃
Volume : 36 L
Timer: 0–9999 min
Temperature Setting Mode: Touch
Temperature Resolution : 1℃
Timer: Standard: 0–9999 min; P Type: 0–99 h 59 min; PL Type: 0–9999 min
Temperature Rise Time: ≤140 min
Temperature Resolution Ratio: 1°C
Temperature Range: 1700°C
Temperature Sensor: B-Type Thermocouple
Temperature Control: 50-Segment Programmable Digital PID Controller
Temperature Accuracy: ±1 °C
Technical Specifications:
Temperature Sensor: B-Type Thermocouple
Temperature Control: 50-Segment Programmable Digital PID Controller
Temperature Accuracy: ±1 °C
Technical Specifications:
Time from Room Temp. to Max Temp. (min): 60
Temperature Setting Mode: Touch four keys
Temperature Resolution: 1°C
Temperature Fluctuation: ±5%°C
Time from Room Temp. to Max Temp. (min): 70
Temperature Setting Mode: Touch four keys
Temperature Resolution: 1°C
Temperature Fluctuation: ±5%°C
Time from Room Temp. to Max Temp. (min): 75
Temperature Setting Mode: Touch four keys
Temperature Resolution: 1°C
Temperature Fluctuation: ±5%°C
Weight: 130 – 150 kg
Voltage: 110 V
Time to Max Temperature: 30 – 50 minutes
Thermocouple Type: Type K
Timing: 0–999 hours
Temperature Rising Time: 60±5 minutes
Temperature Resolution: 1°C
Temperature Controller: Touch Screen
Time from Room Temp. to Max Temp. (min): 80
Temperature Setting Mode: Touch four keys
Temperature Resolution: 1°C
Temperature Fluctuation: ±5%°C
Time from Room Temp. to Max Temp. (min): 80
Temperature Setting Mode: Touch four keys
Temperature Resolution: 1°C
Temperature Fluctuation: ±5%°C
Time from Room Temp. to Max Temp. (min): 80
Temperature Setting Mode: Touch four keys
Temperature Resolution: 1°C
Temperature Fluctuation: ±5%°C
Timer: 0–99 h 59 min (programmable timing)
Temperature Setting: Touch button setting
Temperature Resolution: 1°C
Temperature Range: 100°C – 1200°C
Voltage: AC 220V 50Hz
Thermocouple: Type N
Temperature Accuracy: ±1°C
Structure: Bench-top, front loading
Working Temperature: 1100°C, 24/7
Thermocouple: Type N
Thermal Parameters:
Temperature Uniformity: ±5°C
Volume: 4L
Timer : 0–9999 min
Temperature Setting Mode : Touch
Temperature Resolution : 1℃
Volume : 12L
Timer: 0–9999 min
Temperature Setting Mode: Touch
Temperature Resolution : 1℃
Volume : 20 L
Timer: 0–9999 min
Temperature Setting Mode: Touch
Temperature Resolution : 1℃
Volume : 36 L
Timer: 0–9999 min
Temperature Setting Mode: Touch
Temperature Resolution : 1℃
Voltage: AC 220V, 50HZ
Thermocouple: Type K
Temperature control accuracy: ±1℃
Safety protection features: Protection for temperature deviation, over-temperature warning, phase-loss warning, and over-flow protection
Voltage: AC 220V, 50HZ
Thermo couple: Type K
Temperature control accuracy: ±1℃
Safety protection features: Protection for temperature deviation, over-temperature warning, phase-loss warning, and over-flow protection
Voltage: AC 220V, 50HZ
Thermo couple: Type K
Temperature control accuracy: ±1℃
Safety protection features: Protection for temperature deviation, over-temperature warning, phase-loss warning, and over-flow protection
Voltage: AC 220V, 50HZ
Thermo couple: Type K
Temperature control accuracy: ±1℃
Safety protection features: Protection for temperature deviation, over-temperature warning, phase-loss warning, and over-flow protection
Thermal Insulation: External Surface Temperature < 45°C
Temperature Accuracy: ±5°C
Standard Working Temperature: 538°C
Secondary Combustion Chamber Temperature: 900°C
Weight Monitoring: Continuous Electronic Balance Monitoring
Test Accuracy: ±0.11%
Temperature Control: Programmable Automatic Control
Sample Mass Capacity: Standard: 1200–1800 g; Maximum: 5000 g
