Weston Model 799 Insulation Tester
Updated August 8, 2026
| Lot number | 221 |
| Auction | August Antiques Collectibles Jewelry Household Auction |
| Date | August 18, 2026 at 7:00 PM EDT |
| Auction house | J Pandur Auction Services, LLC |
| Location | Bedminster, Pennsylvania |
Weston Model 799 insulation tester with original wooden storage case marked S-67. Features a dial with ‘megohms’ labeled scale and connections for ‘line,’ ‘shield,’ and ‘ground.’ The rear plate is marked ‘CV-60089’ as a vacuum tube megohm meter. Interior label provides operational instructions. Includes visible internal wiring and components when partially disassembled. Shows signs of use and wear.
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