BINDER KT53 Biochemical Incubator
| Brand | BINDER |
|---|---|
| Origin | Germany |
| Manufacturer | BINDER GmbH |
| Product Type | Imported Biochemical Incubator |
| Model | KT 53 |
| Heating Method | Water-Jacketed |
| Cooling Method | Peltier Thermoelectric |
| Temperature Range | 4 °C to 100 °C |
| Temperature Stability at 37 °C | ±0.1 °C |
| Temperature Uniformity at 37 °C | ±0.3 °C |
| Chamber Volume | 53 L |
| External Dimensions (W × D × H) | 400 mm × 400 mm × 334 mm |
Overview
The BINDER KT53 Biochemical Incubator is a precision-engineered, compact benchtop incubation system designed for laboratories requiring stable, low-temperature operation with high thermal fidelity across the full range of 4 °C to 100 °C. Unlike conventional air-jacketed units, the KT53 employs a water-jacketed heating architecture combined with solid-state Peltier thermoelectric cooling—enabling bidirectional temperature control without compressors, refrigerants, or mechanical wear components. This hybrid thermal management system delivers exceptional stability (±0.1 °C at 37 °C) and uniformity (±0.3 °C at 37 °C), critical for sensitive cell culture, enzymatic assays, microbial growth studies, and long-term sample storage where thermal drift must be minimized. Its 53 L stainless-steel chamber is fully insulated and sealed, with an inner door fabricated from safety glass to reduce condensation and maintain visual monitoring without compromising chamber integrity.
Key Features
- Water-jacketed heating system ensures consistent, ripple-free thermal delivery and eliminates hot/cold spots common in forced-air designs.
- Peltier-based cooling provides precise sub-ambient temperature control down to 4 °C without CFCs, hydrocarbons, or oil-lubricated compressors—supporting ISO 14001-aligned lab sustainability goals.
- Intelligent controller with segmented programming capability: users can define up to 10 time-temperature segments with real-time clock synchronization and event logging.
- Adjustable fan speed control optimizes airflow distribution based on load configuration—reducing turbulence during delicate suspension cultures while maintaining homogeneity.
- Ergonomic interface featuring tactile push-button and rotary encoder inputs paired with a high-contrast LCD display for intuitive parameter entry, status feedback, and alarm visualization.
- Double-door construction: outer door with magnetic seal and inner safety-glass door minimizes heat loss and prevents moisture ingress during frequent access.
Sample Compatibility & Compliance
The KT53 accommodates standard-sized cell culture flasks (T25–T175), Petri dishes (up to 150 mm), multiwell plates (6–96-well), and microbiological tubes. Its stainless-steel interior (AISI 304), rounded corners, and smooth welds support routine cleaning with ethanol, hydrogen peroxide vapor (HPV), or validated disinfectants—ensuring compatibility with GLP and GMP environments. The unit complies with IEC 61010-1 (Safety Requirements for Electrical Equipment for Measurement, Control, and Laboratory Use) and meets electromagnetic compatibility (EMC) standards per EN 61326-1. While not certified as Class II biological safety equipment, its stable thermal profile aligns with ASTM E1284 (Standard Guide for Selection of Incubators for Microbiological Applications) and supports USP environmental control requirements for stability testing.
Software & Data Management
The KT53 operates autonomously via its embedded microcontroller but integrates seamlessly with BINDER’s optional COMET software suite for remote monitoring, data export (CSV/Excel), and audit-trail generation. When connected via RS232 or optional Ethernet module, the system logs timestamped temperature readings, setpoint changes, alarm events, and door-open durations—meeting FDA 21 CFR Part 11 requirements for electronic records when configured with user authentication and digital signature protocols. All data are stored locally on non-volatile memory with battery-backed real-time clock, ensuring continuity during power interruption.
Applications
- Low-temperature bacterial and fungal cultivation (e.g., psychrophilic strains at 4–15 °C)
- Cell line maintenance and serum-free culture under tightly controlled conditions
- Enzyme kinetics and protein stability assays requiring isothermal precision
- Long-term reagent and antibody storage at 4 °C with minimal thermal cycling
- Environmental simulation for pharmaceutical stability studies (ICH Q1A–Q1E compliant protocols)
- Quality control workflows in clinical microbiology and biomanufacturing QC labs
FAQ
Does the KT53 require external water supply or drainage for the water jacket?
No—the water jacket is a sealed, pre-filled system requiring no maintenance, refilling, or drainage during normal operation.
Can the KT53 operate continuously at 4 °C in ambient room temperatures above 30 °C?
Yes—its Peltier cooling capacity is rated for continuous operation at 4 °C with ambient temperatures up to 35 °C, provided adequate ventilation clearance (≥10 cm on all sides) is maintained.
Is the internal chamber humidity controlled?
No—the KT53 is a dry incubator; relative humidity is unregulated and follows ambient conditions. For humidified applications, BINDER’s BD series or CB series incubators are recommended.
What calibration documentation is supplied with the unit?
Each KT53 ships with a factory calibration certificate traceable to PTB (Physikalisch-Technische Bundesanstalt), including verification points at 4 °C, 20 °C, 37 °C, and 100 °C.
Is third-party validation support available for IQ/OQ/PQ protocols?
Yes—BINDER provides standardized validation templates and on-site qualification support through authorized service partners, compliant with ISO/IEC 17025-accredited procedures.
