Following are among the many generally 110V/220V/380V threaded cartridge heaters, please click on the dimensions to go to the right specification page. Also, the heaters can be tradition for various sizes, strength and voltage, once you need, please touch with us freely. DN6(10mm):6x100-300mm6x350-600mm DN10(16mm):12x100-300mm12x350-600mm DN10(16mm):10x140-180mm10x190-350mm10x400-600mm DN8(12):8x100-250mm8x300-450mm8x500-600mm DN15(21mm):12x100-200mm12x250-300mm12x300-350mm12x400-600mmDN20(25mm):20x100-200mm20x250-300mm20x300-400mm20x400-600mmDN20(25mm):16X100-200mm16x250-300mm16x300-400mm16x400-600mmDN25(32mm):20x100-300mm20x350-550mm25x100-300mm25x350-550mm Low voltage threaded cartridge heaters, please click the dimensions to visit the right specification online page as below: DN6(10mm):6x50-200mm DN10(16mm):12x50-200mm10x50-200mm DN8(12):8x50-200mm DN15(21mm):12x50-200mmM16x100-150mmM16x200-300mmDN20(25mm):16X50-200mm20x150-300mm DN25(32mm):20x50-200mm25x50-200mm M16 12x100mm M14*1 10x100mm 36V-72V DN15M16x200mm 48-72VM16x100-150mm DN15 G1/2 12V/24V:M16x100-150mmM16x200mm DN20 G3/4 24V/36V:M20*200M20x150-500mm G3/4 48V/12V:M16x150mmM20x150-500mm 800-1500W NPT DN20/25mm Thread Cartridge Heater Electric Heating Element 20mm x 250/300mm for Household Hydroelectric Radiators 1pc Specifications: Product Name: Thread Cartridge HeaterThread Size: DN20(3/4 "=25 mm),NPTTube Material: 201 stainless steelUsed for: Water (No dry)Tube Length: 250/300mmWire Length: 300mm(11")Power:800W-1500WVoltage: 110V/220V/380VPackage: 1PC thread DN20 Cartridge Heater Pay attention: Power Allowance -10%~+5% Application:It is widely used in liquid heating,mold heating and different media heating equipment: hot core box, core injection machine,plastic molding molds, scorching compression molding machinery,Rapid sealing machine, pharmaceutical machinery, shoe industry, crushing machinery,semiconductor eutectic welding, die casting input channel,no runner injection heating, Smoke machine,Sterilizers and so on! Shopping Tips: How to make your intellect up the correct 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 harmful tolerance. For example:10mm is 9)Tube Length: (The default diameter is +/-2mm)5) High Temperature Line:(Default 300mm) About Non-standard customization Instructions:Please confirm the categorical parameters earlier than ordering the customer brought about the mistake, the company does not assist the return. Instructions for use:1. Before use, please measure the ability on multimeter. If there isn't any discipline after measured then can be installed. If there is not any power, please touch with us. The cartridge warmers needs to be related with the correct wiring method, wiring errors can cause sluggish heating or damage two traditional wiring methods of consumers are as follows: SHIPPING NOTICEAll programs from our shop 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 could also be answered within 24 hours REFUND or RESENDIf items now not acquired or damaged,please cooperate with us to take photos when you obtain it, then present 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 to help you solve it Immediately.