Wire potentiometer 18LP series

manualwire-woundfor control

Overview

• Linear wire-wound potentiometer, 18LP series.
• Wire-wound resistive element for precise position sensing.
• Available with front extended shaft option.

Key features

• Electrical strokes: 15 mm, 30 mm, 50 mm, 100 mm (±0.5 mm).
• Resistance ranges by model: 10Ω–5KΩ (18LP15), 20Ω–10KΩ (18LP30), 50Ω–10KΩ (18LP50), 50Ω–20KΩ (18LP100).
• Tolerance classes: Standard ±5% (J) and Precision ±3% (H); independent linearity varies by model.
• Power rating: 0.3 W to 1.0 W depending on model.
• Low electrical noise: <100Ω E.N.R.
• Options: sealed IP54 version, extended strokes (150 mm, 200 mm), special shaft machining, spring return device (up to 100 mm).

General Specifications (18LP15)
Standard Resistance Values: 10～5KΩ
Total Resistance Tolerance: Standard Class ±5%(J), Precision Class ±3%(H)
Independent Linearity Tolerance: Standard Class ±2.0%, Precision Class ±1.0%
Power Rating: 0.3W
Noise: <100Ω E.N.R.
Electrical Stroke: 15±0.5mm
Mechanical Stroke (MS): 15mm
Insulation Resistance: >100MΩ (1000V.D.C.)
Dielectric Strength: 1 minute at 1,000V A.C.
Friction: <0.6N (60gf)
Stopper Strength: Approx. 90N (9kgf)
Resistance Temperature Coefficient: ±20 p.p.m./℃
Mass: Approx. 60g

General Specifications (18LP30)
Standard Resistance Values: 20～10KΩ
Total Resistance Tolerance: Standard Class ±5%(J), Precision Class ±3%(H)
Independent Linearity Tolerance: Standard Class ±1.0%, Precision Class ±0.5%
Power Rating: 0.5W
Noise: <100Ω E.N.R.
Electrical Stroke: 30±0.5mm
Mechanical Stroke (MS): 30mm
Insulation Resistance: >100MΩ (1000V.D.C.)
Dielectric Strength: 1 minute at 1,000V A.C.
Friction: <0.8N (80gf)
Stopper Strength: Approx. 90N (9kgf)
Resistance Temperature Coefficient: ±20 p.p.m./℃
Mass: Approx. 70g

General Specifications (18LP50)
Standard Resistance Values: 50～10KΩ
Total Resistance Tolerance: Standard Class ±5%(J), Precision Class ±3%(H)
Independent Linearity Tolerance: Standard Class ±0.7%, Precision Class ±0.4%
Power Rating: 0.75W
Noise: <100Ω E.N.R.
Electrical Stroke: 50±0.5mm
Mechanical Stroke (MS): 50mm
Insulation Resistance: >100MΩ (1000V.D.C.)
Dielectric Strength: 1 minute at 1,000V A.C.
Friction: <1N (100gf)
Stopper Strength: Approx. 90N (9kgf)
Resistance Temperature Coefficient: ±20 p.p.m./℃
Mass: Approx. 100g

General Specifications (18LP100)
Standard Resistance Values: 50～20KΩ
Total Resistance Tolerance: Standard Class ±5%(J), Precision Class ±3%(H)
Independent Linearity Tolerance: Standard Class ±0.5%, Precision Class ±0.25%
Power Rating: 1.0W
Noise: <100Ω E.N.R.
Electrical Stroke: 100±0.5mm
Mechanical Stroke (MS): 100mm
Insulation Resistance: >100MΩ (1000V.D.C.)
Dielectric Strength: 1 minute at 1,000V A.C.
Friction: <1N (100gf)
Stopper Strength: Approx. 90N (9kgf)
Resistance Temperature Coefficient: ±20 p.p.m./℃
Mass: Approx. 140g

Special specifications available

• Extended stroke: 150 mm (S18LP150), 200 mm (S18LP200).
• Sealed construction: IP54 (length “A” extended by ~6 mm).
• Special shaft machining on request.
• Spring return device: available up to 100 mm stroke (friction ~3N / 300gf), mounted on outer shaft.

Technical summary

• Model: 18LP series — linear wire-wound potentiometers.
• Type: Wire-wound linear potentiometer for position sensing and control.
• Resistance ranges and tolerances vary by model; see specifications above.
• Applications: industrial control panels, measurement equipment, automation systems requiring repeatable linear position feedback.
• Options: extended strokes, IP54 sealing, special shafts, spring return.