Check the listing for details. Megger MPU690 (1001-561) Proving Unit for TPT320 Voltage Tester. Condition: New. Listed at 144.39 USD. Subscribe to Our NewsletterMegger MPU690 (1001-561) Proving Unit for TPT320 Voltage Tester Brand:MeggerModel No:MPU690Ref No:1001-561Our Model No:1001561 Product OverviewFeaturesFor use with TPT320 Voltage TesterProvides 5 stepped nominal output voltages from 50 to 690 V ACAutomatic operationHigh output power suitable for test lampsExtended battery lifeMagnetic baseRugged caseTerms & ConditionsPlease note estimated delivery time above. Contact us for details or if you have a delivery requirement. We ask for your patience while striving to ensure your shipment arrives quickly and accurately.Domestic ShippingFREE Standard Shipping on items OVER $75 and less than 30lbs to continental U.S. Add $36 for AK, HI, or PR. Please contact us for shipping rates to any overseas US territories including: Northern Mariana Islands, Guam, Puerto Rico, U.S. Virgin Islands and American Samoa.PO Boxes/APOs require USPS shipping and may therefore experience longer lead times6.25% Sales Tax for shipping to MAInternational ShippingDue to international voltage requirements, please ask us prior to purchasing to confirm your product will operate correctly in your country.Please contact us for shipping rates to any overseas U.S. territories.International customers are responsible for all shipping charges, including any duties or taxes.