Robertshaw 11-291 Tubing 30067439-890 preventing unnecessary manual resets if

preventing unnecessary manual resets if liquid is still present on the probe when power returns

consistent magnetic flux

ensuring RH measurement remains accurate even during significant temperature swings

this controller must be paired with Warrick 3R or 3W probe fittings and appropriate electrodes

Robertshaw 11-291 Tubing 30067439-890 preventing unnecessary manual resets ifWhen you're out in the field and need a reliable solution for millivolt systems or standard pilot burner assemblies, the Robertshaw 11 291 provides a professional grade replacement that won't let you down. This 1 8" aluminum tubing kit is engineered with a 1. 435 alloy and a consistent . 035" wall thickness, meeting rigorous ASTMB Standard #483 protocols for durability and corrosion resistance. Rated at 90 PSI with an 11,000 tensile strength, it