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SUNDOO SD-1000-5000 Spring Tester

Portable digital spring tester for extension, compression, push, and pull testing, featuring peak hold, GO/NG comparison, memory functions, and built-in printing and communication capabilities.

  • Peak holding and auto-release: 1–10 second display time
  • GO/NG comparison function with green/red indicator lights
  • Adjustable tolerance limits (Max/Min setting)
  • Automatic power-off: 1–60 minutes

Description

The SD Series Digital Spring Tester is a specialized tool for evaluating spring extension, compression, push, and pull performance with high accuracy and repeatability. Designed for quality control, inspection, and product verification, it provides stable digital measurement and controlled test operation. The system supports tolerance-based evaluation and repeat testing, making it suitable for both laboratory and production environments.

Equipped with smart operating functions, the tester improves efficiency and reduces operator error. It can capture and hold peak values, automatically release readings, compare results against preset limits, and store multiple test data for averaging and reporting. With built-in communication and printing capability, the SD Series allows easy data transfer and documentation for traceability and quality records.

Features

  • Peak holding and auto-release: 1–10 second display time

  • GO/NG comparison function with green/red indicator lights

  • Adjustable tolerance limits (Max/Min setting)

  • Automatic power-off: 1–60 minutes

  • Memory function: Calculates average from 10 test results

  • RS-232C communication output port

  • Built-in printing of 10 test results

  • Prints maximum, minimum, and average values

  • Displays qualified and unqualified results

  • Suitable for compression, extension, push, and pull spring testing

Specifications

Model SD-10 SD-20 SD-30 SD-50 SD-100 SD-200 SD-300 SD-500 SD-1000 SD-2000 SD-5000
Capacity 10 N 20 N 30 N 50 N 100 N 200 N 300 N 500 N 1000 N 2000 N 5000 N
Load Resolution 0.001 N 0.002 N 0.01 N 0.01 N 0.02 N 0.05 N 0.1 N 0.1 N 0.2 N 0.5 N 1 N
Test Travel 65 mm 95 mm 150 mm
Displacement Resolution 0.01 mm
Platen Diameter φ30 mm φ49 mm φ108 mm
Max Free Length Testable 65 mm 95 mm 200 mm
Measuring Range 5% ~ 100% FS
Accuracy ±1% (within ±1%)
Power Supply 220 V ±10%, 20 W
Dimension (W × D × H) 300 × 235 × 600 mm 300 × 235 × 620 mm 490 × 300 × 920 mm
Weight (approx.) 13.2 kg 17.5 kg 19.1 kg 19.1 kg 20.8 kg 47.5 kg

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Please fill in the request form below and one of our engineers will contact you to discuss your system requirements and if we can help, our typical response time is within 1 – 3 working day.