Flame Signal Amplifier, 0.8 Second or 1 Second Flame Failure Response Time, Ampli-Check, Gas,Oil, Coal: Optical ( UV, Visible Light ) Flame Sensor C7927 and C7962, Use with 7800 Series Primary Safety Control, Color: White, Flame Signal Strength Ranges from 0.0-5 Vdc

Flame Signal Amplifier, 2 Second or 3 Second Flame Failure Response Time, Dynamic Self Check, Gas,Oil, Coal: Optical (UV Only ) Flame Sensor C7961E and C7961F, Use with 7800 Series Primary Safety Control, Color: White, Flame Signal Strength Ranges from 0.0-5 Vdc

Flame Signal Amplifier, 2 Second or 3 Second Flame Failure Response Time, No Self Check, Gas,Oil, Coal: Infrared ( Lead Sulfide ) Flame Sensor C7915, Use with 7800 Series Primary Safety Control, Color: Red/White, Flame Signal Strength Ranges from 0.0-5 Vdc

Flame Signal Amplifier, 2 Second or 3 Second Flame Failure Response Time, Ampli-Check, Gas,Oil, Coal: Infrared Flame Sensor C7915, Use with 7800 Series Primary Safety Control, Color: Red/White, Flame Signal Strength Ranges from 0.0-5 Vdc