Vintage Gossen analog insulation tester with black Bakelite case, dual Ω and MΩ scales, and screw terminals

Gossen Analog Bakelite Insulation Tester with AEG Inventory Label

€85,00 EUR
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Vintage Gossen analog insulation tester with black Bakelite case, dual Ω and MΩ scales, and screw terminals
  • Vintage Gossen analog insulation tester with black Bakelite case, dual Ω and MΩ scales, and screw terminals
  • Close-up of the Gossen insulation tester dial showing the scale selector window and positive terminal marking
  • Close-up of the analog resistance scales, pointer, and red electrical warning symbol on the Gossen insulation tester
  • Angled view of the Gossen insulation tester showing the black Bakelite housing, glass dial window, and side control
  • Side view of the vintage Gossen insulation tester with a ribbed adjustment knob and upper screw terminal
  • Underside of the black Bakelite insulation tester with AEG A 43 inventory label, Inv. Nr. 402/12 610, and visible wear
  • Vintage Gossen analog insulation tester with black Bakelite case, dual Ω and MΩ scales, and screw terminals
  • Close-up of the Gossen insulation tester dial showing the scale selector window and positive terminal marking
  • Close-up of the analog resistance scales, pointer, and red electrical warning symbol on the Gossen insulation tester
  • Angled view of the Gossen insulation tester showing the black Bakelite housing, glass dial window, and side control
  • Side view of the vintage Gossen insulation tester with a ribbed adjustment knob and upper screw terminal
  • Underside of the black Bakelite insulation tester with AEG A 43 inventory label, Inv. Nr. 402/12 610, and visible wear
Gossen Analog Bakelite Insulation Tester with AEG Inventory Label

Gossen Analog Bakelite Insulation Tester with AEG Inventory Label

€85,00 EUR
A characterful vintage measuring instrument with a deep black Bakelite case, a glass dial window, and dual analog scales for resistance (Ω) and insulation resistance (MΩ). The inventory label underneath, marked AEG A 43 and Inv. Nr. 402/12 610, adds a tangible connection to its industrial past. According to the seller, this instrument was made by Gossen and produced for or used by AEG. Its large dial, black housing, and technical details make it a distinctive collectible or decorative accent for a desk, study, or industrial-style interior. Specifications Maker: Gossen, as identified by the seller. Instrument type: Analog insulation tester / megohmmeter with Ω and MΩ scales. Identification: AEG A 43 / Inv. Nr. 402/12 610. Materials: Black Bakelite case with what the seller identifies as the original glass window. Features: Dual-scale indicator, electrical warning symbol, and top-mounted screw terminals. Dimensions: Approximately 14 × 12 × 7 cm. Weight: 745 g. Condition The seller describes the instrument as being in excellent vintage cosmetic condition, with a deep luster and no cracks or major chips in the Bakelite. The photographs show signs of use and wear, particularly underneath. According to the seller, the needle moves freely and smoothly. Electrical operation and calibration have not been verified, and measurement accuracy is not guaranteed. Offered as a historic industrial collectible and decorative display piece, not as a tested measuring instrument. Only one example of this product is available. The photographs show the actual item offered. Tracked shipping is charged separately.

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