RU/ST - Total Energy Probe - for ST1 mounting adapters
This standard TE probe is extremely popular and reliable.


Type: Total Energy
Number of Functions/Ports: 1

  • Tube: Carbon fiber or black anodized aluminum (same price - carbon fiber recommended and in stock)
  • Head: Nickel plated brass
  • Tail: Anodized aluminum

Overall Length: 760 mm (29.9 inches)
Protruding Length: 720 mm (28.3 inches)
Weight: 38 grams (1.34 ounces)

Mounting Tip
esa-systems recommends mounting this type of probe with the tip pointed up - as shown in the images at right.


  • Works with ST1 mounting adapters
  • Does not work with ST2, UN, or SUN mounting adapters

Material Options

  • Carbon Fiber (standard, in stock, Recommended), Order esa-RU-ST-Carbon-...
  • Black anodized aluminum, Order esa-RU-ST-AL-...

Port Options

  • Diameter: 8 mm, Engagement Length: 30mm (required for Schempp-Hirth sailplanes built after 1998) - Most Popular
  • Diameter: 8 mm, Engagement Length: 40mm
  • Diameter: 6 mm, Engagement Length: 30 mm (common on LS sailplanes)

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  • Brand: Esa systems
  • Product Code: esa-RU-ST
  • Availability: In Stock
  • $110.00

Available Options

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Tags: te probe