Following are a number of the commonly used 201 Stainless Steel cartridge heaters, pleaseclickthe size to visit the correct specification page. Also, the heaters can becustom for different sizes, energy and voltage, once you need, please contact with us freely. 12 Tube DiameterLength25-35mm38-48mm50-60mm62-75mm80-95mm98-115mm120-135mm140-160mm165-185mm190-220mm225-255mm265-300mm320-360mm380-500mm 13mm Tube DiameterLength25-35mm38-48mm50-60mm62-75mm80-95mm98-115mm120-135mm140-160mm165-185mm190-220mm225-255mm265-300mm320-360mm380-500mm 14mm Tube DiameterLength25-35mm38-48mm50-60mm62-75mm80-95mm98-115mm120-135mm140-160mm165-185mm190-220mm225-255mm265-300mm320-360mm380-500mm 15mm Tube DiameterLength25-35mm38-48mm50-60mm62-75mm80-95mm98-115mm120-135mm140-160mm165-185mm190-220mm225-255mm265-300mm320-360mm380-500mm 16mm Tube DiameterLength25-35mm38-48mm50-60mm62-75mm80-95mm98-115mm120-135mm140-160mm165-185mm190-220mm225-255mm265-300mm320-360mm380-500mmIf you wish more size,please hyperlink right here to find:Tube Dia. 6-9mmTube Dia. 9 Dia. 12 Dia. 17-25mm 13mmx225mm-255mm 720W-830W Cartridge Heaters Heating Element Single Ended AC110V/220V/380V Heater 201SUS 2pcs/lot Specifications: Product Name: Cartridge HeaterMaterial: 201 Stainless SteelTube Diameter: 13mmTube Length: 225mm/230mm/240mm/250mm/255mmWire Length: 300mm(11")Power: 720W-830WVoltage: 110V/220V/380VPackage: 2pcs/lot 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 isn't always relevant to liquid and air heating, non-standard item can contact us for custom. 2. How to choose 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 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 client precipitated the mistake, the company would not assist the return. Instructions for use:1. Before use, please measure the flexibility on multimeter. If there isn't any concern after measured then would be installed. If there is not any power, please touch with us. The cartridge warmers must be related with the correct wiring method, wiring errors may cause gradual heating or harm two usual wiring tricks of customers are as follows: SHIPPING NOTICEAll functions 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 may be replied within 24 hours REFUND or RESENDIf items not obtained or damaged,please cooperate with us to take photos once you get preserve of it, then provide us the evidence,we will refund or resend a fresh one to you,thanks FEEDBACKAny questions please feel free contact with us before you leaving a feedback,we will try the finest that will assist you to remedy it Immediately.