Allanson Transformers 2721-637

Allanson Transformers 2721-637 is a high-performance ignition transformer designed to replace Wayne OE components. Built for reliability, this unit powers ignition in compatible FH systems and delivers consistent performance when replacing the 10-24AB-WF or 421-637 modules.

Engineered for long life in demanding environments, Allanson 2721-637 delivers consistent spark energy and reliable start-up when used as a Wayne OE or FH replacement.

• Cross-Compatibility — Replaces 10-24AB-WF and 421-637 for straightforward installation and minimal downtime, reducing switch-out time.
• OE-Grade Reliability — Built to match Wayne OE specifications, ensuring dependable ignition performance, consistent spark, and long service life.
• FH System Ready — Designed to operate seamlessly with FH configurations, supporting stable operation across varying loads and temperatures.
• Durable Construction — Robust components resist vibration and heat, helping to prevent premature failure in demanding industrial and equipment environments.
• Easy Installation — Compact size and pluggable connectors enable quick aftermarket replacement with minimal wiring changes.

Whether you're restoring a classic setup or maintaining a modern system, Allanson 2721-637 provides dependable operation, easy cross-compatibility, and peace of mind for ongoing ignition reliability.