Memmert UN55plus Natural Convection Oven 53L, 115V

Features The Memmert UN55plus Natural Convection Oven 53L, 115V offers exceptional precision and control for a wide range of laboratory applications. With a working temperature range from +20°C to +300°C, this oven ensures stable and uniform heating, ideal for sensitive sample preparation and material testing. Equipped with TwinDISPLAY, a state-of-the-art dual high-definition TFT-color display, the oven provides intuitive control of temperature, time, and air flap settings. The natural convection system guarantees gentle airflow and uniform heat distribution, making it perfect for delicate samples that require a stable environment. The oven’s interior, crafted from easy-to-clean stainless steel, is reinforced with deep ribbing for durability and even heat distribution.

Safety and efficiency are core features of the Memmert UN55plus. It comes with 2 Pt100 sensors for precise temperature monitoring and dual overtemperature protection through an integrated mechanical and electronic system. The oven's AutoSAFETY feature adjusts the heating performance to maintain accuracy, while its SetpointWAIT function ensures that processes only begin once the desired temperature is achieved. Additionally, its programmable digital timer, with adjustable settings ranging from 1 minute to 99 days, offers workflow flexibility. With a 53L capacity, robust design, and advanced programming options, this oven is a reliable choice for laboratories focused on consistent, safe, and high-quality results.

Memmert UN55plus Natural Convection Oven 53L, 115V Specifications

Internal Volume	53 L (1.9 cu. ft.)
Working Temperature Range	At least 5°C above ambient temperature to +300°C
Setting Temperature Range	+20°C to +300°C
Setting Temperature Accuracy	Up to 99.9°C: 0.1 / from 100°C: 0.5
Temperature Sensor	2 Pt100 sensors DIN Class A in 4-wire-circuit for mutual monitoring, taking over functions in case of an error
Control Panel	TwinDISPLAY. Adaptive multifunctional digital PID-microprocessor controller with 2 high-definition TFT-color displays
Timer	Digital backwards counter with target time setting, adjustable from 1 minute to 99 days
Calibration	Three freely selectable temperature values
Adjustable Parameters	Temperature (Celsius or Fahrenheit), air flap position, timer
Convection	Natural convection
Fresh Air	Admixture of pre-heated fresh air by electronically adjustable air flap
Temperature Control	Mechanical temperature limiter TB, protection class 1 according to DIN 12880 to switch off the heating approx. 20°C above nominal temperature
Temperature Control	Overtemperature monitor TWW, protection class 3.1 or adjustable temperature limiter TWB, protection class 2, selectable on display
AutoSAFETY	Additionally integrated over- and undertemperature monitor "ASF", automatically following the setpoint value at a preset tolerance range, alarm in case of over- or undertemperature, heating is switched off in case of overtemperature
Alarm	Visual and acoustic
Door	Fully insulated stainless steel door with 2-point locking (compression door lock)
Shelving	1 stainless steel grid, electropolished
Works Calibration Certificate	Calibration at +160°C
Interior	Easy-to-clean interior, made of stainless steel, reinforced by deep drawn ribbing with integrated and protected large-area heating on four sides
Max. Number of Shelves	4
Max. Loading of Chamber	176 lbs. (80 kg)
Max. Loading per Shelf	44 lbs. (20 kg)
Interior Dimensions (W x H x D)	15.7 in. x 15.7 in. x 13 in. (40 cm x 40 cm x 33 cm)
External Dimensions (W x H x D)	23 in. x 30.9 in. x 20.2 in. (58.4 cm x 78.5 cm x 51.3 cm) (d +2.2 in. door handle)
Net Weight	126 lbs. (57.2 kg)
Electrical Load	115 V, 50/60 Hz, approx. 1700 W