{"product_id":"siemens-540-505-tec-heat-pump-multi-stage-controller","title":"Siemens 540-505 TEC Heat Pump Multi-Stage Controller","description":"\u003cdiv\u003e\u003cp\u003eSiemens 540-505 TEC Heat Pump Multi-Stage Controller is a dedicated control module for multi-stage heat pump systems, designed to manage the sequencing and operation of multiple stages. The part number is 540-505 (540505), identifying this Siemens TEC controller. It is intended for TEC heat pump configurations where staged control is required.\u003c\/p\u003e\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"New","offer_id":46268237414634,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0716\/8039\/3450\/files\/GTG-STOCK-017.png?v=1788727429","url":"https:\/\/gtghardware.com\/products\/siemens-540-505-tec-heat-pump-multi-stage-controller","provider":"GTG Hardware","version":"1.0","type":"link"}