Prevent Compliance Risks in Vaccine Cold Chain: Battery- Backed Monitoring Solutions for WHO/PQS Standards

Every minute counts in vaccine storage and transport. A power outage might seem
minor but when monitoring stops, compliance, audits, and vaccine integrity are
immediately at risk. Senior QA managers, logistics heads, and directors understand that
even short gaps in temperature data can compromise batch releases and audit readiness.
Here’s how to protect your vaccines and maintain uninterrupted monitoring in line with
WHO PQS standards.

Why Power Interruptions Are a Critical Risk

Even brief outages can halt temperature logging, disable alerts, and create gaps in critical
data. Pharma professionals often ask:

• Can storage conditions be verified during downtime?
• Are batch release decisions supported by reliable data?
• Will auditors accept incomplete records?

In regulated environments, missing data is treated as missing proof, which can jeopardize
vaccine quality and overall compliance.

WHO/PQS Standards Demand Continuous Monitoring

According to World Health Organization/PQS standards, monitoring systems must provide
continuous, verifiable, and accessible data, even during abnormal events like power
failures.
Systems must:

• Record temperatures continuously
• Maintain full traceability of readings
• Provide audit-ready records for verification

Temperature control alone is not enough; uninterrupted documentation is essential for compliance.

The most effective solution is vaccine data loggers with independent battery backup. These
systems maintain continuous monitoring and alerts during power outages, ensuring
compliance and audit readiness.

Key benefits include:

• Continuous Data Logging: Every temperature change is recorded without
  interruption.
• Data Integrity & Traceability: Time-stamped, secure data ensures a complete audit
  trail.
• Alerts During Power Loss: Independent power ensures immediate notifications.
• Operational Reliability: Functions effectively across storage, transport, and variable
  infrastructure conditions.

With battery-backed loggers, teams eliminate monitoring gaps, maintain WHO PQS
compliance, and protect vaccine quality.

Why Continuous Monitoring Matters

Backup-powered monitoring systems ensure every temperature condition is recorded and
traceable, giving teams confidence in compliance, audits, and operational decisions.
Continuous monitoring transforms cold chain management from reactive to proactive and
fully controlled, safeguarding both vaccines and organizational compliance.

Next Steps to Protect Your Vaccines

Ensure your vaccines are fully protected and audit-ready. Schedule a 1-1 meeting with our
expert today to explore G-Tek’s battery-backed vaccine data loggers. Guarantee
uninterrupted temperature monitoring, WHO PQS compliance, and complete visibility—so
your team has control, confidence, and full protection of vaccine quality across storage and
transport operations.