PololuPololu· Sensors

CT433-HSWF20DR TMR Current Sensor Compact Carrier 0A to 20A, 3.3V

Name: CT433-HSWF20DR TMR Current Sensor Compact Carrier 0A to 20A, 3.3V
Brand: Pololu
Price: 12.95 USD
Availability: InStock

Manufacturer part no. 5316

$12.95≈ 11.54 €

Price summary

Listed by Pololu at €11.54. Delivered to France, including shipping, VAT and any customs duty, it comes to about €43.85. Prices last checked on 2026-10-03.

Delivered cost is an estimate for a single item shipped to mainland France; the seller's checkout is authoritative.

In stock — 151 units

origin USA
RoHS3

View at seller ↗

Estimated landed cost

Landed cost breakdown
Item	€11.54
Shipping	€25.00
VAT (20%)	€7.31
Total delivered	€43.85

Estimate for a single item delivered to mainland France, shipped from outside the EU: customs duty and clearance fees may apply and are charged by the carrier.

Volume pricing

Qty	Unit price	Saving
≥ 1	$12.95
≥ 5	$11.91	−8 %
≥ 25	$10.96	−15 %
≥ 100	$10.08	−22 %

Datasheets & documents

Specifications (automatically extracted)

Electrical

Current	0 A
Voltage	3.3 V

Mechanical

Weight

2.3 g

Other characteristics

Current sense	100 mV/A
Maximum logic voltage	3.6 V
Minimum logic voltage	3 V
Supply current	6 mA
Current range	0A to 20A (unidirectional 20A), 3.3V
Current sensor	Allegro CT433-HSWF20DR
Other pcb markings	0J14949
Pcb dev codes	cs07a
Size	0.8″ × 1.1″

Description

This is the compact version of a simple carrier for Allegro’s CT433-HSWF20DR TMR-based, electrically isolated current sensor that is optimized for high dV/dt applications and offers a high 1 MHz bandwidth with low noise. The typical primary current path resistance of the sensor IC is 1 mΩ.