Following are among the generally used 201 Stainless Steel cartridge heaters, please click the dimensions to visit the right specification page. Also, the warmers could be tradition for different sizes, energy and voltage, when you need, please touch with us freely. nine Tube DiameterLength25-35mm38-48mm50-60mm62-75mm80-95mm98-115mm120-135mm140-160mm165-185mm190-220mm225-255mm265-300mm320-340mm380-500mm 10mm Tube DiameterLength25-35mm38-48mm50-60mm62-75mm80-95mm98-115mm120-135mm140-160mm165-185mm190-220mm225-255mm265-300mm320-360mm380-500mm 10 Tube DiameterLength25-35mm38-48mm50-60mm62-75mm80-95mm98-115mm120-135mm140-160mm165-185mm190-220mm225-255mm265-300mm320-360mm380-500mm 11mm Tube DiameterLength25-35mm38-48mm50-60mm62-75mm80-95mm98-115mm120-135mm140-160mm165-185mm190-220mm225-255mm265-300mm320-360mm380-500mm 12mm Tube DiameterLength25-35mm38-48mm50-60mm62-75mm80-95mm98-115mm120-135mm140-160mm165-185mm190-220mm225-255mm265-300mm320-360mm380-500mm If you need more size,please link right here to find:Tube Dia. 6-9mmTube Dia. 9 Dia. 12 Dia. 17-25mm 10pcs/lot 11mm x 25mm/28mm/30mm/32mm/35mm Cartridge Heater Element Single End Mould 110V/220V/380V 70W/80W/90W for 3D Printer Specifications: Product Name: Cartridge HeaterMaterial: 201 Stainless SteelTube Diameter: 11mmTube Length: 25mm/28mm/30mm/32mm/35mmWire Length: 300mm(11")Power: 70W/70W/80W/80W/90WVoltage: 110V/220V/380VPackage: 10pcs/lot Cartridge Heaters Pay attention: Power Allowance -10%~+5% Shopping Tips: 1: Suitable for abrasives heating. Common Application Industry:Core shooting Machine,packaging machinery,flat vulcanizing machine, and so on spot isn't relevant to liquid and air heating, non-standard products can touch us for custom. 2. How to come to a call the right specifications? 1)Voltage: (110V/220V/380V/12V/24V and so on)2)Wattage: (there is error -10% - +5%)3)Tube Diameter:(The default diameter is a detrimental tolerance. For example:10mm is 9)Tube Length: (The default diameter is +/-2mm)5) High Temperature Line:(Default 300mm) 3. About Non-standard customization Instructions:Please verify the categorical parameters before ordering the buyer prompted the mistake, the company does not help the return. Instructions for use:1. Before use, please measure the ability on multimeter. If there's no problem after measured then would be installed. If there's no power, please touch with us. The cartridge warmers ought to be connected with the proper wiring method, wiring mistakes can cause slow heating or harm two typical wiring tricks of consumers are as follows: SHIPPING NOTICEAll packages from our store are registered site: 17track/en, PAYMENTVISA,Mastercard,WESTERN UNION,Maestro,Bank Transfer,QIVI WALLET,WebMoney,Boletol,PayPal WARRANTY SERVICEDelivery Time:Ship out within 3-5working daysAll emails could be replied within 24 hours REFUND or RESENDIf goods now not acquired or damaged,please cooperate with us to take photos when you obtain it, then provide us the evidence,we will refund or resend a brand new one to you,thanks FEEDBACKAny questions please be happy contact with us earlier than you leaving a feedback,we will attempt the best which will assist you resolve it Immediately.