Following are some of the commonly used 304 Stainless Steel cartridge heaters, please click the dimensions to go to the right specification page. Also, the warmers would be custom for different sizes, energy and voltage, whenever you need, please touch with us freely. 9 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 hyperlink right here to find:Tube Dia. 6-9mmTube Dia. nine Dia. 12 Dia. 17-25mm 304SS Cartridge Heater nine x 38/40/42/45/48mm Electric Heating Element AC220V/110V/380V 110W-140W Heater Parts for Oven Specifications: Product Name: Cartridge HeaterMaterial: 304 Stainless SteelTube Diameter: nine Length: 38/40/42/45/48mmWire Length: 300mm(11")Power: 110W-140WVoltage: 110V/220V/380VPackage: 5pcs/lot 9 Cartridge Heater Pay attention: Power Allowance -10%~+5% Shopping Tips: 1: Suitable for abrasives heating. Common Application Industry:Core taking pictures Machine,packaging machinery,flat vulcanizing machine, and so on spot is rarely applicable to liquid and air heating, non-standard item can touch us for custom. 2. How to make your mind up the proper 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 unfavorable 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 confirm the explicit parameters before ordering the customer triggered the mistake, the company would not assist the return. Instructions for use:1. Before use, please measure the power on multimeter. If there isn't any challenge after measured then can be installed. If there's no power, please contact with us. The cartridge warmers needs to be related with the correct wiring method, wiring errors can cause slow heating or harm two traditional wiring methods of consumers are as follows: SHIPPING NOTICEAll applications 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 inside 3-5working daysAll emails will be replied inside 24 hours REFUND or RESENDIf items not obtained or damaged,please cooperate with us to take photos when you obtain it, then present us the evidence,we will refund or resend a new one to you,thanks FEEDBACKAny questions please be at liberty contact with us before you leaving a feedback,we will attempt the finest that can assist you resolve it Immediately.