Honeywell High Or Low Limit Aquastat Controller W/ 130 F To 270 FHigh or Low limit Aquastat Controller with 130 F to 270 F operating temperature, 5 F to 30 F adj. Differential and 10 ft. capillary. Product Specifications BRANDHoneywell LENGTH INCHES2-7/8 DIAMETER INCHES3/8 CAPILLARY LENGTH INCHES120 TEMPERATURE CONTROL RANGE °F130 to 270 SWITCH TYPESPST, contacts break on temperature rise APPLICATIONHigh or Low limit DESCRIPTIONHigh or Low Limit Aquastat Controller LIMITED WARRANTY YEARS1 MANUFACTURER'S PART NUMBERL4008A1130