This replacement LB White High-limit switch has a maximum temp limit of 350 Degrees Farenheit.

For use in all LB White heaters EXCEPT the Guardian 60 and Guardian 100 models.

For use with LB White Classic heater Models:

• 345
• 346
• 347
• 348
• 377
• 379
• 408
• 410

Use with LB White Guardian Heater Models:

• AW250 HSI
• AS0040
• AW075
• AW215
• AW230
• AW325