Optional Extras Home / Optional Extras Showing all 5 results Default sorting Sort by popularity Sort by average rating Sort by latest Sort by price: low to high Sort by price: high to low 10K NTC Thermistor probe – WTP-100 Please login or register to see price 10K NTC Thermistor probe – WTP-200 Please login or register to see price Loop Powered 4-20mA TX with Pt100 -50 to +50C input- WTP-300 Please login or register to see price Relay Module RLM1- HE800 Please login or register to see price Uninterruptible 24Vdc @1300mAh power supply Please login or register to see price