Types of BB Batteries

Handy Reference Chart:

OEM batteries by series
71XX – Dark blue (C-S2) – 1000mAh

81XX – Gold/yellow (C-M2) – 1400mAh

83XX – Dark blue (C-S2) – 1000mAh

87XX – Dark Blue (C-S2) – 1000mAh

88XX – Green (lime) (C-X2) – 900mAh

Roberts Universal Fit Thermocouple 60
Roberts Universal Fit Thermocouple 60" 1980-060 NEW
$15.0 Roberts Universal Fit Thermocouple 72
Roberts Universal Fit Thermocouple 72" 1980-072 NEW
$15.0 THERMOCOUPLE'S W G  35x159 30 in. 21 H02E-330-8543    picture
THERMOCOUPLE'S W G 35x159 30 in. 21 H02E-330-8543
$7.5 Digital PID Temperature Controller 100-240VAC + 40A SSR + K Thermocouple Sensor picture
Digital PID Temperature Controller 100-240VAC + 40A SSR + K Thermocouple Sensor
$17.65 Omega Temperature Transmitter TX91-T2  T Thermocouple Range 0/200F picture
Omega Temperature Transmitter TX91-T2 T Thermocouple Range 0/200F
$19.99