If your gas fireplace or heater isn’t lighting, this Robertshaw 1820-019 pilot generator and thermopile might be the fix! It’s a left-hand PG9 type, brand new in original packaging. Made in the USA, UPC 662013637804. Compatible with many Robertshaw systems. Replaces worn-out generators that fail to produce enough millivoltage to keep the gas valve open. Easy to install for DIYers or pros. Get your cozy fire back up and running safely and reliably.

Specs: Brand: Robertshaw. Model: 1820-019. Type: Pilot generator / thermopile. Hand: Left. UPC: 662013637804. Country: United States. Condition: New. Direct replacement for many gas fireplace and heater systems.