"Our job is helping you do your job"

A Leading Innovator in State-of-the-Art Measuring Technology

FREE SHIPPING ON ONLINE ORDERS OVER $199*

A Leading Innovator in State-of-the-Art Measuring Technology

All Accessories

Extend the capabilities of your Testo T&M and thermal imaging equipment with these accessories. Look for cables, filters, batteries, printers and software in this category.

Showing 121 to 140 of 262 products

Testo 5400 6556 54-8DC Digital Display with RS485-

Testo 5400 6556 54-8DC Digital Display with RS485
Model: 5400 6556

Sale Price $641.75 USD
Regular Price $755.00 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $641.75 USD
Regular Price $755.00 USD
Availability 2 to 3 Weeks
Quantity

Testo 5400 7555 54-7AC Process Display with RS-485 Output, 230 VAC Voltage-

Testo 5400 7555 54-7AC Process Display with RS-485 Output, 230 VAC Voltage
Model: 5400 7555

Sale Price $468.35 USD
Regular Price $551.00 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $468.35 USD
Regular Price $551.00 USD
Availability 2 to 3 Weeks
Quantity

Testo 5400 7556 54-8AC Digital Display with RS485-

Testo 5400 7556 54-8AC Digital Display with RS485
Model: 5400 7556

Sale Price $641.75 USD
Regular Price $755.00 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $641.75 USD
Regular Price $755.00 USD
Availability 2 to 3 Weeks
Quantity

Testo 400563 1912 Wireless Upgrade Kit-

Testo 400563 1912 Wireless Upgrade Kit
Model: 400563 1912

Sale Price $381.65 USD
Regular Price $449.00 USD
Availability 4 to 5 Weeks

Qty:

Sale Price $381.65 USD
Regular Price $449.00 USD
Availability 4 to 5 Weeks
Quantity

Testo 400572 9999 Alarm Module-

Testo 400572 9999 Alarm Module
Model: 400572 9999

Sale Price $419.90 USD
Regular Price $494.00 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $419.90 USD
Regular Price $494.00 USD
Availability 2 to 3 Weeks
Quantity

Testo 0699 6446/41 Sealing Plug for testo 6446-

Testo 0699 6446/41 Sealing Plug for testo 6446
Model: 0699 6446/41

Sale Price $68.00 USD
Regular Price $80.00 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $68.00 USD
Regular Price $80.00 USD
Availability 2 to 3 Weeks
Quantity

Testo 0554 0066 Condensate Trap with Filters-

Testo 0554 0066 Condensate Trap with Filters
Model: 0554 0066

Sale Price $172.55 USD
Regular Price $203.00 USD
Availability 6 to 7 Weeks

Qty:

Sale Price $172.55 USD
Regular Price $203.00 USD
Availability 6 to 7 Weeks
Quantity

Testo 0554 4200 Flow Hood, 14" x 14" (360 x 360 mm)-

Testo 0554 4200 Flow Hood, 14" x 14" (360 x 360 mm)
Model: 0554 4200

Sale Price $326.40 USD
Regular Price $384.00 USD
Availability 1 to 2 Weeks

Qty:

Sale Price $326.40 USD
Regular Price $384.00 USD
Availability 1 to 2 Weeks
Quantity

Testo 0554 4201 Flow Hood, 12" x 48" (305 x 1220 mm)-

Testo 0554 4201 Flow Hood, 12" x 48" (305 x 1220 mm)
Model: 0554 4201

Sale Price $373.15 USD
Regular Price $439.00 USD
Availability 4 to 5 Weeks

Qty:

Sale Price $373.15 USD
Regular Price $439.00 USD
Availability 4 to 5 Weeks
Quantity

Testo 0554 4202 Flow Hood, 24" x 48" (610 x 1220 mm)-

Testo 0554 4202 Flow Hood, 24" x 48" (610 x 1220 mm)
Model: 0554 4202

Sale Price $373.15 USD
Regular Price $439.00 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $373.15 USD
Regular Price $439.00 USD
Availability 2 to 3 Weeks
Quantity

Testo 0590 0001 Magnetic Hanging Strap-

Testo 0590 0001 Magnetic Hanging Strap
Model: 0590 0001

Sale Price $45.90 USD
Regular Price $54.00 USD
Availability 5 Days

Qty:

Sale Price $45.90 USD
Regular Price $54.00 USD
Availability 5 Days
Quantity

Testo 0590 0002 Type K Thermocouple Adapter-

Testo 0590 0002 Type K Thermocouple Adapter
Model: 0590 0002

Sale Price $41.65 USD
Regular Price $49.00 USD
Availability 1 Week

Qty:

Sale Price $41.65 USD
Regular Price $49.00 USD
Availability 1 Week
Quantity

Testo 0590 0003 Current Probe Adapter-

Testo 0590 0003 Current Probe Adapter
Model: 0590 0003

Sale Price $156.40 USD
Regular Price $184.00 USD
Availability 1 to 2 Weeks

Qty:

Sale Price $156.40 USD
Regular Price $184.00 USD
Availability 1 to 2 Weeks
Quantity

Testo 0590 0004 Spare Fuses, set of 5, 11A/1000V-

Testo 0590 0004 Spare Fuses, set of 5, 11A/1000V
Model: 0590 0004

Sale Price $54.40 USD
Regular Price $64.00 USD
Availability 1 to 2 Weeks

Qty:

Sale Price $54.40 USD
Regular Price $64.00 USD
Availability 1 to 2 Weeks
Quantity

Testo 0590 0005 Spare Fuses, set of 5, 11A/600V-

Testo 0590 0005 Spare Fuses, set of 5, 11A/600V
Model: 0590 0005

Sale Price $34.85 USD
Regular Price $41.00 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $34.85 USD
Regular Price $41.00 USD
Availability 2 to 3 Weeks
Quantity

Testo 0590 0006 Spare Fuses, set of 5, 630mA/1000V-

Testo 0590 0006 Spare Fuses, set of 5, 630mA/1000V
Model: 0590 0006

Sale Price $29.75 USD
Regular Price $35.00 USD
Availability 4 Days

Qty:

Sale Price $29.75 USD
Regular Price $35.00 USD
Availability 4 Days
Quantity

Testo 0590 0007 Spare Fuses, set of 5, 630mA/600V-

Testo 0590 0007 Spare Fuses, set of 5, 630mA/600V
Model: 0590 0007

Sale Price $27.20 USD
Regular Price $32.00 USD
Availability 4 to 5 Weeks

Qty:

Sale Price $27.20 USD
Regular Price $32.00 USD
Availability 4 to 5 Weeks
Quantity

Testo 0590 0008 Safety Alligator Clips-

Testo 0590 0008 Safety Alligator Clips
Model: 0590 0008

Sale Price $37.40 USD
Regular Price $44.00 USD
Availability 5 to 6 Weeks

Qty:

Sale Price $37.40 USD
Regular Price $44.00 USD
Availability 5 to 6 Weeks
Quantity

Testo 0590 0009 Standard Alligator Clips-

Testo 0590 0009 Standard Alligator Clips
Model: 0590 0009

Sale Price $37.40 USD
Regular Price $44.00 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $37.40 USD
Regular Price $44.00 USD
Availability 2 to 3 Weeks
Quantity

Testo 0590 0010 Pin Type Test Leads, 90° Plug-

Testo 0590 0010 Pin Type Test Leads, 90° Plug
Model: 0590 0010

Sale Price $37.40 USD
Regular Price $44.00 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $37.40 USD
Regular Price $44.00 USD
Availability 2 to 3 Weeks
Quantity
Showing 121 to 140 of 262 products
Testo 2026 spring pro system upgrade promo
We Ship Free on Orders Over $199 within Canada
  • We accept these payment methods:
  • Visa, Master Card, Discover, American Express & PayPal
  • We also accept wire transfers/EFT, cheques and purchase orders on approved credit. Accepted payment methods vary by country.