# Four-Terminal Current-Sensing Wirewound Resistor

## 4LPW Series

Electrical Characteristics
· Temperature Coefficient (TC): ±40ppm/°C
· Power Rating: 3W, 5W, 7W, 10W, 15W
· Resistance Range: 0.005Ω to 1.0Ω
· Tolerance: ±1%, ±2%, ±3%, ±5%, ±10%
· Flameproof Construction

Electrical Data Table

IRC Type	Power (Watts)	Max. Current (Amps)	Resistance Range (Ω)
4LPW-3	3	10	.005 to 1.0
4LPW-5 / 4LPW-7	5 / 7	10 / 20	.005 to 1.0 / .01 to 1.0
4LPW-10 / 4LPW-15	10 / 15	20 / 20	.01 to 1.0 / .01 to 1.0

Dimensions (Inches (mm))

Parameter	4LPW-3	4LPW-5	4LPW-7	4LPW-10	4LPW-15
L	.88 (22.4)	.88 (22.4)	1.39 (35.3)	1.88 (47.8)	1.88 (47.8)
W	.31 (7.87)	.38 (9.65)	.38 (9.65)	.38 (9.65)	.50 (12.7)
H	.31 (7.87)	.35 (8.89)	.35 (8.89)	.35 (8.89)	.50 (12.7)
S	.563 (14.3)	.563 (14.3)	1.013 (25.7)	1.388 (35.3)	1.388 (35.3)
D	.036* (.9)	.036* (.9)	.036* (.9)	.036* (.9)	.036* (.9)
E	.38 (9.65)	.41 (10.4)	.47 (11.9)	.47 (11.9)	.63 (16.0)

Ordering Data
· Sample Part Number Format: F 010R 51 WPL4 LF
· F: Tolerance (±1%, ±2%, ±3%, ±5%, ±10%)
· 010R: Resistance value in ohms.
· 51: Power rating indicator.
· WPL4: Series identifier.
· LF: RoHS compliance indicator.

Additional Information
· Alternate configuration available: Add "A" after part number (e.g., 4LPW-3A)
· Max. recommended ambient operating temperature: 150°C
· Compliant with EU Directive 2011/65/EU (RoHS2) for Pb-free parts.