Yamato ICF410C Forced-Air General Purpose Incubator

Overview

The Yamato ICF410C is a precision-engineered forced-air general purpose incubator designed for stable, long-term temperature control in academic research laboratories, pharmaceutical QC environments, and industrial microbiology applications. Utilizing an air-jacket heating architecture combined with a single adjustable-speed centrifugal fan, the ICF410C achieves exceptional thermal uniformity across its 89 L stainless steel chamber (SUS304 interior). Unlike natural convection units, this system ensures rapid equilibration and minimal spatial gradient—critical for cell culture, enzyme assays, and microbial growth studies requiring reproducible thermal conditions. The dual-door construction (outer insulated door + inner tempered glass door) significantly reduces thermal loss during observation, supporting uninterrupted operation even under frequent access. Certified to JIS B 7940 and aligned with GB/T 23793–2009 standards for laboratory incubators, the ICF410C meets foundational requirements for ISO/IEC 17025-accredited testing labs and supports GLP-compliant workflows through traceable temperature logging and diagnostic integrity reporting.

Key Features

• Air-jacket heating system with Ni-Cr alloy heating element (360 W) and independently controllable fan—fan speed adjustable from full output to complete shutdown for optimized airflow management per sample type.
• Dual 4-digit LED display: green digits show real-time chamber temperature (measured via Pt100 RTD sensor); red digits indicate setpoint—enabling immediate visual verification of control status.
• PID microprocessor controller with deviation correction function allows fine-tuning of temperature offset to compensate for sensor drift or calibration variance against reference thermometers.
• Comprehensive safety architecture: redundant over-temperature protection (electronic PID cutoff + standalone mechanical over-heat preventer), leakage current interrupter (ELCB), self-diagnostic circuitry monitoring sensor continuity, heater integrity, and SSR functionality.
• Programmable timer with two ranges (1 min–99 h 59 min and 100–999 h 50 min), supporting delayed start, timed termination, and pause-resume cycles—ideal for overnight or multi-day unattended protocols.
• Keypad lock prevents accidental parameter changes; power failure recovery retains settings and resumes operation upon grid restoration without manual reconfiguration.

Sample Compatibility & Compliance

The ICF410C accommodates standard-sized Petri dishes, flasks (up to 2 L), multi-well plates, and test tubes on nine adjustable stainless steel wire shelves (30 mm pitch, 15 kg load capacity per shelf). Its SUS304 interior resists corrosion from ethanol, isopropanol, and mild disinfectants used in biosafety Level 1 and 2 workflows. The unit complies with JIS B 7940 (General Requirements for Incubators), GB/T 23793–2009 (Performance Requirements for Laboratory Incubators), and IEC 61010-1:2010 (Safety Requirements for Electrical Equipment for Measurement, Control, and Laboratory Use). While not FDA 21 CFR Part 11–certified out-of-the-box, its digital log capability (via optional RS485 interface and centralized monitoring software) enables integration into validated systems meeting GMP Annex 11 and EU GMP Chapter 4 data integrity expectations.

Software & Data Management

The ICF410C operates as a standalone instrument but supports external data acquisition via optional RS485 communication port (Modbus RTU protocol), enabling connection to SCADA platforms or lab-wide environmental monitoring systems. Optional accessories include 4–20 mA analog temperature output terminals, external alarm relay outputs (for HVAC interlock or facility alerting), and time-arrival signal outputs for synchronized peripheral device triggering. When paired with Yamato’s centralized monitoring software (sold separately), users gain access to timestamped temperature logs, event history (e.g., door openings, alarm triggers), and remote parameter adjustment—facilitating audit-ready documentation for ISO 9001, ISO 13485, or CLIA-regulated operations.

Applications

• Mammalian and insect cell culture maintenance at 37°C with minimal thermal fluctuation (±0.1°C stability).
• Bacterial and fungal growth studies across physiological and stress temperature ranges (e.g., 25°C–42°C for E. coli heat-shock response or Candida albicans thermotolerance assays).
• Enzyme kinetics experiments requiring precise, sustained incubation (e.g., restriction digests, ligations, ELISA plate incubation).
• Stability testing of biologics, excipients, or cosmetic formulations per ICH Q1A(R2) guidelines using controlled thermal exposure profiles.
• Environmental simulation for material degradation studies where long-duration, low-drift thermal exposure is essential.

FAQ

What is the maximum operating temperature and its certified uniformity specification?
The ICF410C is rated for continuous operation from ambient +5°C up to 80°C. At 37°C, temperature uniformity is guaranteed at ±1.0°C (JIS-compliant measurement across 9-point chamber mapping), with stability maintained at ±0.1°C under steady-state conditions.
Does the incubator support validation documentation (IQ/OQ/PQ)?
Yes—the unit includes factory calibration certificates traceable to JCSS standards. Optional validation kits (temperature mapping probes, PQ test protocols, and electronic log export tools) are available to support formal IQ/OQ/PQ execution per ASTM E2500 and EU GMP Annex 15.
Can the fan be fully disabled during operation?
Yes. The fan speed is manually adjustable via front-panel controls and can be set to zero RPM, converting the unit into a quasi-static air environment—useful for delicate samples sensitive to airflow-induced desiccation or vibration.
Is the interior compatible with hydrogen peroxide vapor (HPV) decontamination?
No. While the SUS304 chamber withstands routine alcohol-based cleaning, it is not rated for HPV sterilization cycles. For such applications, consult Yamato’s dedicated HPV-compatible incubator series (e.g., ICF-VHP line).
What power supply configuration is required for installation?
The ICF410C requires a dedicated single-phase AC 220 V ±10%, 50/60 Hz circuit protected by a 2 A slow-blow fuse or miniature circuit breaker. Grounding resistance must be ≤10 Ω per IEC 61010-1.