Flame Signal Amplifier, 2 Second or 3 Second Flame Failure Response Time, Ampli-Check, Gas,Oil, Coal: Infrared ( Lead Sulfide ) Flame Sensor C7015, Use with 7800 Series Primary Safety Control, Color: Red, Flame Signal Strength Ranges from 0.0-5 Vdc

Flame Signal Amplifier, 0.8 Second or 1 Second Flame Failure Response Time, No Self Check, Gas,Oil: Minipeeper Flame Sensor C7027A, C7035A, C7044, Use with 7800 Series Primary Safety Control, Color: Purple, 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: Minipeeper Flame Sensor C7027A, C7035, C7044, Use with 7800 Series Primary Safety Control, Color: Purple, Flame Signal Strength Ranges from 0.0-5 Vdc

Flame Signal Amplifier, Ultraviolet ( Purple ), 3 Second Flame Failure Response Time, Used with 7800 Series Relay Modules, Used with Flame Sensors: C7027A, C7035A and C7044 Series