Marddpair Esd5111 Electronic Engine Speed Controller Governor Generator Genset Product Details The ESD5111 engine speed can be controlled quickly and accurately, so that the diesel generator can run well, can improve work efficiency, save time and energy Specification: Item Type: Electronic Governor Model: ESD5111 Power Supply Voltage: DC 12V / 24V (universal) Operating Temperature Range: -40a??-85a?? Features: Easy to install, High anti-interference and non-interference with other control devices Package Includes: 1x Engine Speed Controller Model: ESD5111 Input Power Supply: 12 or 24V DC(Transient and Reverse Voltage Protected) Speed Range/Governor: 1K-7.5K Hz continuous Easy to Install: The four corners are designed with holes, and screws are used for fastening, which make the speed regulator more convenient for installation and disassembly Features: The ESD5111 engine supports pre-adjustment function, and the speed and working idle speed are adjustable, bring you better experience Payment We accept PayPal and credit cards via PayPal. Taxes - US We collect sales tax, as required by law. Shipping We make every effort of shipping within 3 business day of payment clearing. The estimated delivery time is 2 - 5 business days from the shipping date. Policies If you do need to return your item, please contact us via email (you will receive an email when your product ships with additional details - Subject: Important information about your purchase). You will then be provided with a return shipping label and packing slip. Pack the item carefully. Include the packing slip, apply the shipping label, and return the item within 30 business days of the date you request a return, or your return will be canceled. Once we receive your order we will inspect the return. Please allow up to 5 business days of receiving the returned item for your refund.