A studio product view of the Klein Tools 69140 K-Type Temperature Pipe Clamp. The image shows the heavy-duty black spring clamp with orange jaw accents, a 40-inch flexible lead, and the included K-type to banana plug adapter for professional HVAC temperature testing.
Product feature infographic for the Klein Tools 69140 pipe clamp highlighting its 1/4 inch to 1-3/8 inch pipe diameter range and its temperature measurement capability from -4 to 212 degrees Fahrenheit. Icons confirm the inclusion of a banana plug adapter and a 40-inch flexible lead for system diagnostics.
Full layout of the 69140 temperature clamp kit featuring the K-type thermocouple sensor and the dual-terminal banana plug adapter. The professional diagnostic accessory is designed for seamless integration with Klein Tools digital multimeters and clamp meters.
Close-up perspective of the K-type pipe clamp and banana plug adapter. This view emphasizes the high-tension spring hinge and the color-coded red and black terminals on the adapter, ensuring correct polarity when connecting to an electrical tester.
Detailed view of the internal sensor jaws of the 69140 pipe clamp. The image showcases the specialized thermal contact plate within the orange jaws, engineered to provide rapid and accurate temperature transfer from copper or steel pipes.
Side-profile view of the Klein Tools 69140 K-type clamp in a semi-open position. The "Klein Tools" branding and model number are visible on the rugged ABS housing, highlighting the professional build quality used for HVAC subcooling and superheat measurements.
Close-up shot of the 69140 clamping head showing the curved jaw design. The orange gripping surfaces and metallic thermocouple sensor are positioned to maximize surface area contact on various pipe sizes for high-accuracy thermal readings.
The Name on the Tools is Our Reputation promotional how to video
A studio product view of the Klein Tools 69140 K-Type Temperature Pipe Clamp. The image shows the heavy-duty black spring clamp with orange jaw accents, a 40-inch flexible lead, and the included K-type to banana plug adapter for professional HVAC temperature testing.
Product feature infographic for the Klein Tools 69140 pipe clamp highlighting its 1/4 inch to 1-3/8 inch pipe diameter range and its temperature measurement capability from -4 to 212 degrees Fahrenheit. Icons confirm the inclusion of a banana plug adapter and a 40-inch flexible lead for system diagnostics.
Full layout of the 69140 temperature clamp kit featuring the K-type thermocouple sensor and the dual-terminal banana plug adapter. The professional diagnostic accessory is designed for seamless integration with Klein Tools digital multimeters and clamp meters.
Close-up perspective of the K-type pipe clamp and banana plug adapter. This view emphasizes the high-tension spring hinge and the color-coded red and black terminals on the adapter, ensuring correct polarity when connecting to an electrical tester.
Detailed view of the internal sensor jaws of the 69140 pipe clamp. The image showcases the specialized thermal contact plate within the orange jaws, engineered to provide rapid and accurate temperature transfer from copper or steel pipes.
Side-profile view of the Klein Tools 69140 K-type clamp in a semi-open position. The "Klein Tools" branding and model number are visible on the rugged ABS housing, highlighting the professional build quality used for HVAC subcooling and superheat measurements.
Close-up shot of the 69140 clamping head showing the curved jaw design. The orange gripping surfaces and metallic thermocouple sensor are positioned to maximize surface area contact on various pipe sizes for high-accuracy thermal readings.
The Name on the Tools is Our Reputation promotional how to video
KLEIN TOOLS

Klein Tools 69140 K-Type Temperature Pipe Clamp for HVAC Multimeters and Clamp Meters Fits 1/4 to 1-3/8 Inch Diameter Pipes with Banana Plug Adapter

Only 2 left
SKU: 69140
$29.99

Description

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Streamline HVAC Diagnostics: Professional K-Type Pipe Clamp for Rapid and Accurate Superheat and Subcooling Calculations

The Klein Tools 69140 K-Type Temperature Pipe Clamp is a specialized diagnostic accessory engineered for HVAC professionals who require precise thermal data for system balancing and troubleshooting. Designed to provide superior thermal conductivity compared to standard bead thermocouples, this heavy-duty clamp securely grips pipes ranging from 1/4 inch to 1-3/8 inches in diameter. By maintaining constant, pressurized contact with the pipe surface, it ensures rapid and stable temperature readings from -4° to 212° Fahrenheit, making it an essential tool for calculating superheat and subcooling on residential and commercial refrigeration systems.

Versatility is built into every detail of the 69140. Equipped with a 40-inch flexible lead, this thermocouple allows you to reach into tight evaporator coils or condenser cabinets while keeping your meter at a safe, readable distance. While optimized for Klein HVAC digital multimeters and clamp meters, its universal K-Type connection and the included banana plug adapter make it compatible with nearly any digital multimeter or clamp meter that supports temperature measurement. Constructed from durable ABS material, this professional-grade clamp is built to withstand the rigorous demands of the field service environment.

Key Features

  • Broad Compatibility: Works with all Klein multimeters and any meter brand that accepts K-type thermocouples.
  • Precision Clamping Range: Optimized for copper and steel pipes from 1/4 inch to 1-3/8 inches (6.4 mm to 34.9 mm).
  • High Accuracy: Delivers thermal measurements from -4° to 212° Fahrenheit (-20° to 100° Celsius) with ±2% accuracy.
  • Hands-Free Design: High-tension spring clamp maintains consistent contact for hands-free diagnostic monitoring.
  • Extended Reach: Durable 40-inch (101.6 cm) flexible lead provides ample length for accessing confined mechanical spaces.
  • Plug-and-Play Ready: Includes a K-type to banana plug adapter for immediate use with standard meter ports.
  • Professional Build: Rugged ABS housing designed for industrial HVAC and refrigeration service applications.

What's Included

  • (1) 69140 K-Type Temperature Pipe Clamp
  • (1) K-Type to Banana Plug Adapter (Cat. No. 69146)

Specifications

Sensor Type K-Type Thermocouple
Temperature Range -4° to 212° F (-20° to 100° C)
Accuracy ±2%
Pipe Diameter Range 1/4" to 1-3/8" (0.25 to 1.375 inches)
Lead Length 40 Inches
Material ABS Housing
Adapter Included Yes (K-Type to Banana)
Overall Length 5.25 Inches
Overall Height 0.75 Inches
Overall Width 3.0 Inches
Weight 3.13 lbs
UPC 092644690679

Pro-Tip: For the most accurate diagnostic readings, ensure the pipe surface is clean of insulation, dirt, or oxidation before attaching the clamp. If you are troubleshooting a charging issue, allow the system to reach a steady state for 10–15 minutes before locking in your final temperature measurement for superheat or subcooling calculations.