The BENTLY 3500 system is a professional machinery protection and condition monitoring solution widely used in industries like oil and gas, power generation, and petrochemicals. It adopts a modular design, allowing flexible configuration of monitoring modules (e.g., vibration, temperature, and speed modules) to track key operating parameters of rotating equipment such as turbines and compressors. By collecting and analyzing data in real time, it can promptly identify issues like equipment imbalance or bearing wear, trigger alarms or shutdowns when thresholds are exceeded, and effectively prevent unexpected equipment failures to ensure production continuity.

3500 System Module:

●  3500/05-01-03-00-00-00
●  3500/15
●  3500/20
●  3500/22M
●  3500/33
●  3500/42M
●  3500/44M
●  3500/65
●  3500/72M

Bently Nevada 3500/05-01-02-00-00-00 Main Power Supply Module

Original price was: $2,690.00.Current price is: $1,850.00.
The Bently Nevada 3500/05-01-02-00-00-00 is a high-reliability main power supply module for the 3500 machinery protection system, designed to accept wide-range universal AC input voltage and deliver stable, regulated DC power output for all functional modules in the 3500 system rack, with built-in multi-level circuit protection, dual redundant power support and front-panel visual status indication for uninterrupted operation of critical industrial rotating machinery monitoring and protection systems.

Bently Nevada 3500/15E 164949-01 AC Power Input Module

Original price was: $1,260.00.Current price is: $760.00.
The Bently Nevada 3500/15E 164949-01 is an enhanced universal AC power input module for the 3500 machinery protection system, engineered to accept wide-range single-phase AC input voltage, deliver stable and reliable power transmission for the 3500 system power supply unit, with built-in multi-level circuit protection, hot-swappable capability and front-panel visual status indication for uninterrupted system operation in critical industrial rotating machinery applications.

Bently Nevada 106M1081-01 Universal AC Power Input Module

Original price was: $1,360.00.Current price is: $830.00.
The Bently Nevada 106M1081-01 (3500/15) is a universal AC power input module for the 3500 machinery protection system, designed to accept wide-range AC input voltage and deliver stable power transmission for the 3500/15 power supply module, with built-in circuit protection, hot-swappable capability and front-panel status indication for reliable system operation in critical industrial applications.

Bently Nevada 3500/45 176449-04 Differential Expansion Monitoring Module

Original price was: $3,840.00.Current price is: $2,210.00.
The Bently Nevada 3500/45 176449-04 is a 2-channel high-precision axial position and differential expansion monitoring module for the 3500 machinery protection system, designed for real-time non-contact measurement and monitoring of shaft axial position, rotor differential expansion and eccentricity of critical rotating industrial equipment such as steam turbines, gas turbines, compressors and generators, with programmable dual-limit alarm thresholds, isolated analog signal outputs and integrated relay contacts for reliable equipment protection and condition monitoring.

Bently Nevada 136719-01 Proximitor & Seismic Monitor Module

Original price was: $1,060.00.Current price is: $560.00.
The Bently Nevada 136719-01 (3500/04) is a high-precision proximitor and seismic monitor module for the 3500 machinery protection system, designed for real-time continuous monitoring of vibration, displacement and velocity signals from critical rotating industrial equipment, with wide sensor compatibility, programmable alarm thresholds, reliable relay outputs and standard industrial communication capabilities for machinery condition monitoring and fault protection applications.

Bently Nevada 330851-02-000-030-10-00-05 Proximity Probe

Original price was: $1,850.00.Current price is: $860.00.
The Bently Nevada 330851-02-000-030-10-00-05 is a 3300 XL 25mm non-contact proximity probe designed for differential expansion displacement measurement on steam turbines and large rotating machinery, paired with matching transducer system to deliver precise axial expansion data for machinery protection systems.

Bently Nevada 87199-01 Stator Insulation Monitor

Original price was: $2,100.00.Current price is: $1,090.00.
The Bently Nevada 87199-01 is a high-precision stator insulation monitor designed for real-time continuous monitoring of generator stator insulation resistance and leakage current, with programmable fault alarm thresholds and relay trip outputs to protect generators and critical rotating electrical equipment from insulation damage in power generation, oil & gas and other industrial applications.

Bently Nevada 3500/92-04-01-00 Communication Gateway Module

Original price was: $3,610.00.Current price is: $2,850.00.
The Bently Nevada 3500/92-04-01-00 is a 4-channel Modbus RTU/ASCII serial communication gateway module for the 3500 machinery protection system, engineered to enable seamless bidirectional data transmission between the 3500 rack monitoring system and DCS, PLC, SCADA and other industrial control systems via multi-channel redundant serial communication interfaces, with support for standard Modbus protocols and flexible parameter configuration capabilities for industrial condition monitoring and control applications.

Bently Nevada 3500/25 125792-01 Keyphasor & Speed Monitoring Module

Original price was: $1,630.00.Current price is: $990.00.
The Bently Nevada 3500/25 125792-01 is a high-precision keyphasor and speed monitoring module for the 3500 machinery protection system, designed to acquire stable phase reference signals, measure rotational speed, and provide reliable overspeed protection for critical rotating industrial equipment such as turbines, compressors, pumps and motors, with programmable alarm thresholds, configurable voting logic and full compatibility with the 3500 system rack for enhanced equipment operational safety and condition monitoring.

Bently Nevada 3500/60 Temperature Monitoring Module

Original price was: $4,620.00.Current price is: $2,280.00.
The Bently Nevada 3500/60 is a 6-channel high-precision temperature monitoring module for the 3500 machinery protection system, designed to continuously measure and monitor temperature or temperature differentials from RTD and thermocouple inputs for critical industrial rotating equipment such as turbines, compressors, pumps and motors in accordance with API670 standards, with user-programmable alarm setpoints, reliable signal conditioning and full compatibility with the 3500 system rack for equipment overheat protection and condition monitoring applications.

Bently Nevada 3500/50 133388-02 2-Channel Speed & Keyphasor Monitoring Module

Original price was: $3,690.00.Current price is: $2,190.00.
The Bently Nevada 3500/50 133388-02 is a 2-channel speed and keyphasor monitoring module for the 3500 machinery protection system, designed to deliver high-precision rotational speed measurement, phase reference signal acquisition, and reliable overspeed protection for critical rotating industrial equipment such as turbines, compressors, pumps and motors, with programmable speed thresholds, configurable redundant voting logic, integrated relay outputs and standard industrial communication capabilities for enhanced equipment operational safety and condition monitoring.

Bently Nevada 172103-01 16-Channel High-Precision Temperature Monitoring Module

Original price was: $2,160.00.Current price is: $1,030.00.
The Bently Nevada 172103-01 (3500/65) is a 16-channel high-precision temperature monitoring module for the 3500 machinery protection system, engineered to deliver continuous and reliable temperature measurement, overheat protection and condition monitoring for critical industrial rotating equipment such as turbines, compressors, pumps and motors, with wide compatibility for multiple thermocouple and RTD input types, configurable dual-limit alarm thresholds and flexible industrial communication capabilities.