CSNS300M-500 Honeywell 300A Closed Loop Current Sensor with Hall Effect Technology for Industrial Applications
The Honeywell CSNS300M-500 is a high-precision closed loop current sensor utilizing advanced Hall effect technology for accurate current measurement in demanding industrial applications. This current sensor delivers exceptional measurement accuracy with ±0.5% precision and ultra-fast 0.5μs response time, making it ideal for power monitoring, motor control, energy management, and industrial automation systems requiring reliable AC/DC current detection.
Engineered for industrial environments, the CSNS300M-500 features bidirectional measurement capability with a 600A peak measurement range and 300A rated current, providing comprehensive current monitoring for power electronics, variable frequency drives, UPS systems, battery management, and renewable energy applications. The closed loop design ensures superior linearity, temperature stability, and long-term reliability compared to open loop alternatives, with minimal drift and excellent noise immunity for critical measurement applications.
The Honeywell current sensor incorporates robust construction with high-quality materials and advanced magnetic circuit design, ensuring stable performance characteristics across the full operating temperature range of -40°C to +85°C. Its compact modular housing facilitates easy panel mounting and system integration, while the Molex connector provides secure electrical connections for reliable signal transmission in harsh industrial conditions. The wide power supply range of ±12V to ±18V offers flexibility for various control system configurations.
Product Overview: Honeywell CSNS300M-500
| Parameter |
Specification |
| Brand |
Honeywell |
| Model Number |
CSNS300M-500 |
| Type |
Closed Loop Current Sensor |
| Sensor Technology |
Hall Effect, Closed Loop |
| Rated Current (In) |
300 A RMS |
Product details pictures

Related products
| CSNS100M-500 |
CSNS100M-001 |
| CSNS200M-500 |
CSNS200M-001 |
| CSNS300M-500 |
CSNS300M-001 |
| CSNS400M-500 |
CSNS400M-001 |
| CSNS500M-500 |
CSNS500M-001 |
| CSNS600M-500 |
CSNS600M-001 |
| CSNS700M-500 |
CSNS700M-001 |
| CSNS800M-500 |
CSNS800M-001 |
| CSNS900M-500 |
CSNS900M-001 |
| CSNS1000M-500 |
CSNS1000M-001 |
FAQ
Q1: CSNS300M-500 accuracy?
A: ±0.5% measurement accuracy.
Q2: AC or DC measurement?
A: Bidirectional AC/DC current measurement.
Q3: Response time?
A: 0.5 microsecond response time.