Thermo Fisher Invitrogen PowerEase Touch Touchscreen Electrophoresis Power Supply
| Brand | Thermo Fisher |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Authorized Distributor |
| Product Origin | Domestic (China) |
| Model | Invitrogen PowerEase Touch Touchscreen Electrophoresis Power Supply |
| Pricing | Available Upon Request |
Overview
The Thermo Fisher Invitrogen PowerEase Touch Touchscreen Electrophoresis Power Supply is an engineered power delivery system designed specifically for high-precision electrophoretic applications—including SDS-PAGE, native PAGE, Western blot transfer (wet, semi-dry, and rapid transfer), and nucleic acid electrophoresis. Unlike generic DC power supplies, the PowerEase Touch integrates programmable voltage, current, and power limits with real-time monitoring and safety-critical feedback loops—ensuring consistent field strength across gels and reproducible migration kinetics. Its core architecture employs regulated switching-mode power conversion with low ripple (<0.5% RMS) and fast transient response (<100 µs), minimizing thermal drift during extended runs and enabling precise control over electrophoretic mobility parameters such as E (electric field intensity in V/cm) and J (current density in mA/cm²). The device complies with IEC 61010-1:2010 safety standards for laboratory electrical equipment and meets electromagnetic compatibility requirements per EN 61326-1.
Key Features
- 7-inch high-resolution capacitive touchscreen interface with intuitive icon-driven navigation—no external computer or software required for routine operation
- Preloaded application-specific protocols for Invitrogen NuPAGE™, Bolt™, and Novex™ gel systems—including optimized settings for Mini, Midi, and large-format gels
- Programmable multi-step methods supporting up to 10 time-segment profiles with independent voltage/current/power constraints per segment
- Real-time display of actual output parameters (V, mA, W), elapsed time, remaining time, and estimated completion time
- Over-voltage, over-current, over-power, and over-temperature protection with automatic shutdown and audible/visual alerts
- USB port for firmware updates and method export/import (CSV format); optional RS-232 or Ethernet connectivity via accessory module (sold separately)
- Robust metal housing with IP20-rated enclosure and front-panel ventilation—designed for continuous operation in shared core facilities and teaching labs
Sample Compatibility & Compliance
The PowerEase Touch is validated for use with all Thermo Fisher Invitrogen electrophoresis chambers and transfer modules, including the XCell SureLock™ Mini-Cell, XCell II™ Blot Module, and iBlot™ 2 Dry Blotting System. It supports standard and custom electrophoresis buffers (Tris-Glycine, Tris-Acetate, MOPS, MES) and accommodates both constant-voltage and constant-current modes—critical for maintaining stoichiometric transfer efficiency in quantitative Western blot workflows. Device firmware implements audit-trail-capable session logging (user ID, timestamp, method name, output parameters), aligning with GLP and GMP documentation expectations where electronic records are subject to review. While not FDA 21 CFR Part 11–certified out-of-the-box, the system supports ALCOA+ data integrity principles when deployed with validated IT infrastructure and procedural controls.
Software & Data Management
No proprietary desktop software is required for basic operation; however, Thermo Fisher provides the free PowerEase Companion Utility (Windows/macOS) for advanced method development, batch protocol deployment, and export of run logs for LIMS integration. All user-defined methods are stored internally with timestamped version history (up to 100 entries). Exported CSV files include column headers compliant with ISO/IEC 17025 reporting conventions (e.g., “Run_ID”, “Start_Time_UTC”, “V_Setpoint_V”, “I_Actual_mA”, “Duration_s”). Firmware updates are digitally signed and verified prior to installation to prevent unauthorized modification—a requirement referenced in ISO/IEC 17025:2017 Clause 7.7.1.2.
Applications
- High-resolution protein separation on polyacrylamide gels under denaturing or native conditions
- Routine Western blot transfer with reproducible transfer efficiency (>95% retention of >100 kDa proteins in wet transfer mode)
- Optimized DNA/RNA electrophoresis on agarose and polyacrylamide matrices—particularly for fragment analysis requiring tight band resolution
- Teaching laboratory environments where intuitive UI reduces training overhead and minimizes operator-induced variability
- Core facility deployment with multi-user access control via password-protected method libraries
FAQ
Is the PowerEase Touch compatible with non-Thermo Fisher electrophoresis tanks?
Yes—it delivers standard DC output (0–300 V, 0–400 mA, 0–75 W) and supports universal banana-jack connections; however, preconfigured protocols are only validated for Invitrogen-branded systems.
Does it support gradient or ramped voltage protocols?
Yes—multi-step programming allows linear ramps between setpoints (e.g., 50 V for 10 min → 150 V for 45 min), with automatic transition timing and inter-segment hold options.
Can run data be exported for regulatory submission?
Yes—CSV exports contain raw instrument telemetry and metadata sufficient for inclusion in analytical method validation reports per ICH Q5E and USP .
What is the warranty coverage for units manufactured in Shanghai?
All domestically produced PowerEase Touch units carry a standard 24-month limited warranty covering parts and labor, aligned with Thermo Fisher’s global service policy for instrumentation distributed through authorized channels.
