Keysight technologies u1180a thermocoupler adaptor and probes keysight technologies u1180a this u1180a thermocouple adaptor and lead set is compatible with all types of handheld digital multimeters from keysight technologies the set incorporates a j k type thermocouple adaptor thermocouple bead j type and a thermocouple bead k type keysight technologies u1180a thermocouple adaptor and probes