Indoor/HVAC

Onset HOBO data loggers span the full range of indoor energy and environmental measurements and install almost anywhere

HOBO indoor applications

Whether you’re a property owner, warehouse manager, or facilities engineer, your building is important to you. Keep your costs under control and your facility’s occupants safe and comfortable with HOBO monitoring solutions that are:

  • Highly accurate

  • Easily deployed

  • Affordable

Because we offer such a broad range of loggers, sensors, and software, you have the flexibility to assemble a custom solution for your unique needs.


Onset HOBO S-FS-CVIA FlexSmart Analog Input Module, 12-bit-

Onset HOBO S-FS-CVIA FlexSmart Analog Input Module, 12-bit
Model: S-FS-CVIA

Your Price $135.00 USD
Availability 9 to 10 Weeks

Qty:

Your Price $135.00 USD
Availability 9 to 10 Weeks
Quantity

Onset HOBO S-FS-TRMSA FlexSmart TRMS Current/Voltage Module, 15-bit-

Onset HOBO S-FS-TRMSA FlexSmart TRMS Current/Voltage Module, 15-bit
Model: S-FS-TRMSA

Your Price $135.00 USD
Availability 9 to 10 Weeks

Qty:

Your Price $135.00 USD
Availability 9 to 10 Weeks
Quantity

Onset HOBO S-FS-TRMSA-D FlexSmart TRMS Current/Voltage Module with pigtail-

Onset HOBO S-FS-TRMSA-D FlexSmart TRMS Current/Voltage Module with pigtail
Model: S-FS-TRMSA-D

Your Price $145.00 USD
Availability 2 to 3 Weeks

Qty:

Your Price $145.00 USD
Availability 2 to 3 Weeks
Quantity

Onset HOBO CSV-A8 AC Current Switch Sensor-

Onset HOBO CSV-A8 AC Current Switch Sensor
Model: CSV-A8

Your Price $159.00 USD
Availability 1 to 2 Weeks

Qty:

Your Price $159.00 USD
Availability 1 to 2 Weeks
Quantity

Onset HOBO CTV-A AC Current Sensor, Split-Core, 2 to 20 A-

Onset HOBO CTV-A AC Current Sensor, Split-Core, 2 to 20 A
Model: CTV-A

Your Price $184.00 USD
Availability 4 to 5 Weeks

Qty:

Your Price $184.00 USD
Availability 4 to 5 Weeks
Quantity

Onset HOBO CTV-B AC Current Sensor, Split-Core, 5 to 50 A-

Onset HOBO CTV-B AC Current Sensor, Split-Core, 5 to 50 A
Model: CTV-B

Your Price $184.00 USD
Availability 4 to 5 Weeks

Qty:

Your Price $184.00 USD
Availability 4 to 5 Weeks
Quantity

Onset HOBO CTV-C AC Current Sensor, Split-Core, 10 to 100 A-

Onset HOBO CTV-C AC Current Sensor, Split-Core, 10 to 100 A
Model: CTV-C

Your Price $184.00 USD
Availability 8 to 9 Weeks

Qty:

Your Price $184.00 USD
Availability 8 to 9 Weeks
Quantity

Onset HOBO CTV-D AC Current Sensor, Split-Core, 20 to 200 A-

Onset HOBO CTV-D AC Current Sensor, Split-Core, 20 to 200 A
Model: CTV-D

Your Price $227.00 USD
Availability 3 to 4 Weeks

Qty:

Your Price $227.00 USD
Availability 3 to 4 Weeks
Quantity

Onset HOBO CTV-E AC Current Sensor, Split-Core, 60 to 600 A-

Onset HOBO CTV-E AC Current Sensor, Split-Core, 60 to 600 A
Model: CTV-E

Your Price $227.00 USD
Availability 9 to 10 Weeks

Qty:

Your Price $227.00 USD
Availability 9 to 10 Weeks
Quantity

Onset HOBO T-ION-TVOC Volatile Organic Compound (VOC) Sensor, 0 to 1000 ppm-

Onset HOBO T-ION-TVOC Volatile Organic Compound (VOC) Sensor, 0 to 1000 ppm
Model: T-ION-TVOC

Your Price $5474.92 USD
Availability 2 to 3 Weeks

Qty:

Your Price $5474.92 USD
Availability 2 to 3 Weeks
Quantity

Onset HOBO T-ACT-0750-020 Accu-CT Current Transformer, 20 A/333 mV-

Onset HOBO T-ACT-0750-020 Accu-CT Current Transformer, 20 A/333 mV
Model: T-ACT-0750-020

Your Price $99.00 USD
Availability 2 to 3 Weeks

Qty:

Your Price $99.00 USD
Availability 2 to 3 Weeks
Quantity

Onset HOBO T-ACT-0750-050 Accu-CT Current Transformer, 50 A/333 mV-

Onset HOBO T-ACT-0750-050 Accu-CT Current Transformer, 50 A/333 mV
Model: T-ACT-0750-050

Your Price $99.00 USD
Availability 2 to 3 Weeks

Qty:

Your Price $99.00 USD
Availability 2 to 3 Weeks
Quantity

Onset HOBO T-ACT-0750-100 Accu-CT Current Transformer, 100 A/333 mV-

Onset HOBO T-ACT-0750-100 Accu-CT Current Transformer, 100 A/333 mV
Model: T-ACT-0750-100

Your Price $99.00 USD
Availability 2 to 3 Weeks

Qty:

Your Price $99.00 USD
Availability 2 to 3 Weeks
Quantity

Onset HOBO T-ACT-0750-250 Accu-CT Current Transformer, 250 A/333 mV-

Onset HOBO T-ACT-0750-250 Accu-CT Current Transformer, 250 A/333 mV
Model: T-ACT-0750-250

Your Price $99.00 USD
Availability 2 to 3 Weeks

Qty:

Your Price $99.00 USD
Availability 2 to 3 Weeks
Quantity

Onset HOBO T-MAG-0400-05 Split-Core AC Current Transformer, 5 A-

Onset HOBO T-MAG-0400-05 Split-Core AC Current Transformer, 5 A
Model: T-MAG-0400-05

Your Price $55.00 USD
Availability 2 to 3 Weeks

Qty:

Your Price $55.00 USD
Availability 2 to 3 Weeks
Quantity

Onset HOBO T-MAG-0400-20 Split-Core AC Current Transformer, 20 A-

Onset HOBO T-MAG-0400-20 Split-Core AC Current Transformer, 20 A
Model: T-MAG-0400-20

Your Price $55.00 USD
Availability 2 to 3 Weeks

Qty:

Your Price $55.00 USD
Availability 2 to 3 Weeks
Quantity

Onset HOBO T-MAG-0400-50 Split-Core AC Current Transformer, 50 A-

Onset HOBO T-MAG-0400-50 Split-Core AC Current Transformer, 50 A
Model: T-MAG-0400-50

Your Price $55.00 USD
Availability 1 Week

Qty:

Your Price $55.00 USD
Availability 1 Week
Quantity

Onset HOBO T-MAG-0400-75 Split-Core AC Current Transformer, 75 A-

Onset HOBO T-MAG-0400-75 Split-Core AC Current Transformer, 75 A
Model: T-MAG-0400-75

Your Price $55.00 USD
Availability 2 to 3 Weeks

Qty:

Your Price $55.00 USD
Availability 2 to 3 Weeks
Quantity

Onset HOBO T-MAG-SCT-100 Split-Core AC Current Transformer, 100 A-

Onset HOBO T-MAG-SCT-100 Split-Core AC Current Transformer, 100 A
Model: T-MAG-SCT-100

Your Price $75.00 USD
Availability 2 to 3 Weeks

Qty:

Your Price $75.00 USD
Availability 2 to 3 Weeks
Quantity

Onset HOBO T-MAG-SCT-200 Split-Core AC Current Transformer, 200 A-

Onset HOBO T-MAG-SCT-200 Split-Core AC Current Transformer, 200 A
Model: T-MAG-SCT-200

Your Price $75.00 USD
Availability 2 to 3 Weeks

Qty:

Your Price $75.00 USD
Availability 2 to 3 Weeks
Quantity

We Ship Free on Orders Over $99 within Canada