QSPZ25N Insulated Preset Torque Wrench

Type: Insulated Preset Click Type Torque Wrench

Torque Range:

• S.I.: 5–25 N·m
• Metric: 50–250 kgf·cm
• American: 50–200 lbf·in

Accuracy: ±3%

Drive Size: 3/8" Square (9.53 mm)

Maximum Hand Force: 162 N

Dimensions:

• Effective Length (L): 155 mm
• Overall Length (L'): 227 mm
• Square Drive (a): 9.53 mm
• Square Drive (b): 11 mm
• Head (R): 15.5 mm
• Head (h): 24.5 mm
• Head (S): 26.5 mm
• Body (m): 23 mm
• Body (n): 14.2 mm
• Body (φD): 30 mm

Weight: 0.28 kg

Insulation:

• Withstand Voltage: Max AC 1000V (IEC 60900 compliant)
• Insulation Resistance: 100 MOhm minimum at 500 VDC

Adjusting Tool: Requires Tohnichi #931 Adjusting Tool (sold separately) for torque setting

Features:

• Vinyl coating for insulation, preventing electric shock accidents.
• Preset torque mechanism prevents operator adjustments without a special tool, reducing errors.
• Clear “click” sound signals tightening completion upon reaching the set torque.
• Ratchet head with 24 teeth and a 15° operating range, suitable for space-limited conditions.
• Compliant with ISO 6789:2017 Type II Class A (starting January 2022).
• Calibration certificates issued post-January 2022 reflect ISO 6789:2017 standards.

Applications:

• Electric motor vehicles, battery terminal connections, wiring work, and contamination prevention.
• Ideal for electric car assembly and environments requiring insulation.

Notes:

• Requires a torque tester for setting the preset torque.
• When ordering, specify the desired torque value (e.g., Tohnichi QSPZ25NX 15 N·m) for calibration certificate issuance.
• Not suitable for inspection purposes.
• Other insulated torque wrenches can be made upon request as custom orders.

Optional Accessories:

• Adjusting Tool: #931
• Compatible testers and calibration kits: TCC2/TCC2-G, DOT, LC3/LC3-G, DOTE4/DOTE4-G, DOTE4-MD2/DOTE4-G-MD2.