45mm stirling cryocooler

{"cid":"91200985","title":"Lightweight Integral Rotary Stirling Cryocooler 750mW for Cooled Infrared Detectors","imgUrl":"https:\/\/img.ismap.com\/nimg\/74\/e6\/9f09683a7b030f313357a280830d-200x200-1.jpg","attrs":{"Price":"Negotiable","Brand Name":"GST","Model Number":"RS079","Minimum Order Quantity":"1 Piece","Certification":"ISO9001:2015; RoHS; Reach","Place of Origin":"Wuhan, Hubei Province, China","Payment Terms":"L\/C, T\/T","Cooling Power":"(@77K@20\u2103)\uff1e750mW","Stable Power Consumption":"\uff1c12W (550mW@77K@20\u2103)","Working Temperature":"-45\u2103~+85\u2103","Size":"120x59x78mm"}}

{"cid":"91221099","title":"ALL Climate Type -145C Stirling Ultra Low Temperature Cooler with Stirling Cryocooler","imgUrl":"https:\/\/img.ismap.com\/nimg\/ac\/54\/6ec9bfbed64bb45e568ce495ccbb-200x200-1.jpg","attrs":{"Price":"$400.00\/pieces 1-99 pieces","Brand Name":"Refport","Model Number":"DW-ST80","Minimum Order Quantity":"1 piece","Place of Origin":"Zhejiang, China","Type":"Free Piston Stirling Cooler","Style":"Single-Temperature","Capacity":"N\/A","Temperature":"-145C","Climate Type":"ALL","Refrigerant":"helium (He)","Product name":"Free Piston Stirling Cooler","Voltage (V)":"12V\/24V\/110V-240V","Cooling system":"Stirling cooling system","Power (W)":"80w","Compressor":"free-piston Stirling engine","Temperature Range":"+25C TO -145C","Net Weight (KG)":"2.5KG","Warranty":"3 Years","Cooling Method":"Stirling cooling","Certification":"CE\/ISO9001"}}