Automation24 uses cookies in order to guarantee the best possible service. If you continue browsing this site, you agree to the use of cookies.

I agree
Trustpilot Human score    Trustpilot Stars    Trustpilot Logo
SELEC Controls USA
  • Single Set Point Temperature Controller
  • Single 3 digit LED display
  • PID and ON/OFF control
  • TC/RTD inputs
  • Relay contact (SPDT) control output
  • Field selectable control output (relay or SSR)
  • 85-270 V AC/DC
  • °C/°F Selectable
  • Panel Mount
  • Easy to use
Log in and write a review
Add to BOM

PID temperature controller Selec TC303AX-CU

2 year warranty Money back guaranty
Item number: 400280
-10 % MSRP: $67.40
$60.66
plus sales tax plus shipping
Shipping today
Corresponding accessory groups
Pt100 temperature sensor Endress+Hauser iTHERM TM101-AABAA1GC1A2A1
Pt100 temperature sensor Endress+Hauser iTHERM TM101-AABAA1GC1A2A1
Pt100 temperature sensor, 4-wire class A, insertion length: 50 mm, measurement range: -58-392 °F, output: RTD, extension tube length: 85 mm, tube diameter: 6 mm, process connection: NPT1/2 male thread, wetted material: stainless steel 316L, connection head material: aluminium, protection rating: IP66, cable entry: NPT1/2 female thread, for non-hazardous areas
Item number: 404981
$135.57
plus sales tax plus shipping
in stock
Shipping today
Pt100 temperature sensor Endress+Hauser iTHERM TM101-AABAA4GC1A2A1
Pt100 temperature sensor Endress+Hauser iTHERM TM101-AABAA4GC1A2A1
Pt100 temperature sensor, 4-wire class A, insertion length: 100 mm, measurement range: -58-392 °F, output: RTD, extension tube length: 85 mm, tube diameter: 6 mm, process connection: NPT1/2 male thread, wetted material: stainless steel 316L, connection head material: aluminium, protection rating: IP66, cable entry: NPT1/2 female thread, for non-hazardous areas
Item number: 404982
$135.57
plus sales tax plus shipping
in stock
Shipping today
Pt100 temperature sensor Endress+Hauser iTHERM TM101-AABAA6GC1A2A1
Pt100 temperature sensor Endress+Hauser iTHERM TM101-AABAA6GC1A2A1
Pt100 temperature sensor, 4-wire class A, insertion length: 150 mm, measurement range: -58-392 °F, output: RTD, extension tube length: 85 mm, tube diameter: 6 mm, process connection: NPT1/2 male thread, wetted material: stainless steel 316L, connection head material: aluminium, protection rating: IP66, cable entry: NPT1/2 female thread, for non-hazardous areas
Item number: 404983
$135.57
plus sales tax plus shipping
in stock
Shipping today
Pt100 temperature sensor Endress+Hauser iTHERM TM101-AABAA8GC1A2A1
Pt100 temperature sensor Endress+Hauser iTHERM TM101-AABAA8GC1A2A1
Pt100 temperature sensor, 4-wire class A, insertion length: 200 mm, measurement range: -58-392 °F, output: RTD, extension tube length: 85 mm, tube diameter: 6 mm, process connection: NPT1/2 male thread, wetted material: stainless steel 316L, connection head material: aluminium, protection rating: IP66, cable entry: NPT1/2 female thread, for non-hazardous areas
Item number: 404984
$158.47
plus sales tax plus shipping
in stock
Shipping today
Pt100 temperature sensor Endress+Hauser iTHERM TM101-AABAB2GC1A2A1
Pt100 temperature sensor Endress+Hauser iTHERM TM101-AABAB2GC1A2A1
Pt100 temperature sensor, 4-wire class A, insertion length: 250 mm, measurement range: -58-392 °F, output: RTD, extension tube length: 85 mm, tube diameter: 6 mm, process connection: NPT1/2 male thread, wetted material: stainless steel 316L, connection head material: aluminium, protection rating: IP66, cable entry: NPT1/2 female thread, for non-hazardous areas
Item number: 404985
$158.47
plus sales tax plus shipping
in stock
Shipping today
Pt100 temperature sensor Endress+Hauser iTHERM TM101-AABAB3GC1A2A1
Pt100 temperature sensor Endress+Hauser iTHERM TM101-AABAB3GC1A2A1
Pt100 temperature sensor, 4-wire class A, insertion length: 300 mm, measurement range: -58-392 °F, output: RTD, extension tube length: 85 mm, tube diameter: 6 mm, process connection: NPT1/2 male thread, wetted material: stainless steel 316L, connection head material: aluminium, protection rating: IP66, cable entry: NPT1/2 female thread, for non-hazardous areas
Item number: 404986
$169.93
plus sales tax plus shipping
in stock
Shipping today
Pt100 temperature sensor Endress+Hauser iTHERM TM121-AABAB1A1GA1A2A1
Pt100 temperature sensor Endress+Hauser iTHERM TM121-AABAB1A1GA1A2A1
Pt100 temperature sensor, 3-wire class A, insertion length: 50 mm, measurement range: -58-392 °F, output: RTD, extension tube length: 80 mm, tube diameter: 9 mm, process connection: NPT1/2 male thread, wetted material: stainless steel 316L, connection head material: aluminium, protection rating: IP66, cable entry: NPT1/2 female thread, for non-hazardous areas
Item number: 404987
$215.86
plus sales tax plus shipping
in stock
Shipping today
Pt100 temperature sensor Endress+Hauser iTHERM TM121-AABAB1A4GA1A2A1
Pt100 temperature sensor Endress+Hauser iTHERM TM121-AABAB1A4GA1A2A1
Pt100 temperature sensor, 3-wire class A, insertion length: 100 mm, measurement range: -58-392 °F, output: RTD, extension tube length: 80 mm, tube diameter: 9 mm, process connection: NPT1/2 male thread, wetted material: stainless steel 316L, connection head material: aluminium, protection rating: IP66, cable entry: NPT1/2 female thread, for non-hazardous areas
Item number: 404988
$215.86
plus sales tax plus shipping
in stock
Shipping today
Pt100 temperature sensor Endress+Hauser iTHERM TM121-AABAB1A6GA1A2A1
Pt100 temperature sensor Endress+Hauser iTHERM TM121-AABAB1A6GA1A2A1
Pt100 temperature sensor, 3-wire class A, insertion length: 150 mm, measurement range: -58-392 °F, output: RTD, extension tube length: 80 mm, tube diameter: 9 mm, process connection: NPT1/2 male thread, wetted material: stainless steel 316L, connection head material: aluminium, protection rating: IP66, cable entry: NPT1/2 female thread, for non-hazardous areas
Item number: 404989
$215.86
plus sales tax plus shipping
in stock
Shipping today
Pt100 temperature sensor Endress+Hauser iTHERM TM121-AABAB1A8GA1A2A1
Pt100 temperature sensor Endress+Hauser iTHERM TM121-AABAB1A8GA1A2A1
Pt100 temperature sensor, 3-wire class A, insertion length: 200 mm, measurement range: -58-392 °F, output: RTD, extension tube length: 80 mm, tube diameter: 9 mm, process connection: NPT1/2 male thread, wetted material: stainless steel 316L, connection head material: aluminium, protection rating: IP66, cable entry: NPT1/2 female thread, for non-hazardous areas
Item number: 404990
$238.93
plus sales tax plus shipping
in stock
Shipping today
Pt100 temperature sensor Endress+Hauser iTHERM TM121-AABAB1B2GA1A2A1
Pt100 temperature sensor Endress+Hauser iTHERM TM121-AABAB1B2GA1A2A1
Pt100 temperature sensor, 3-wire class A, insertion length: 250 mm, measurement range: -58-392 °F, output: RTD, extension tube length: 80 mm, tube diameter: 9 mm, process connection: NPT1/2 male thread, wetted material: stainless steel 316L, connection head material: aluminium, protection rating: IP66, cable entry: NPT1/2 female thread, for non-hazardous areas
Item number: 404991
$238.93
plus sales tax plus shipping
in stock
Shipping today
RTD temperature probe ifm efector TM4311
RTD temperature probe ifm efector TM4311
Pt 100 screw-in temperature sensor, 4-wire, Measuring range: -40-302 °F (-40-150°C), Process connection: 1/2" NPT, Installation depth: 50 mm, M12 connector
Item number: 400000
-10 % MSRP: $118.00
$106.20
plus sales tax plus shipping
in stock
Shipping today
RTD temperature probe ifm efector TM4331
RTD temperature probe ifm efector TM4331
Pt 100 screw-in temperature sensor, 4-wire, Measuring range: -40-302 °F (-40-150°C), Process connection: 1/2" NPT , Installation length: 100 mm, M12 connector
Item number: 400001
-10 % MSRP: $121.00
$108.90
plus sales tax plus shipping
in stock
Shipping today
RTD temperature probe ifm efector TM4341
RTD temperature probe ifm efector TM4341
Pt 100 screw-in temperature sensor, 4-wire, Measuring range: --40-302 °F (-40-150°C), Process connection: 1/2" NPT , Installation depth: 150 mm, M12 connector
Item number: 400002
-10 % MSRP: $123.00
$110.70
plus sales tax plus shipping
in stock
Shipping today
RTD temperature probe ifm efector TM5601
RTD temperature probe ifm efector TM5601
Pt 1000 screw-in temperature sensor, 4-wire, Measuring range: -40-302 °F (-40-150 °C), Process connection: 1/4" NPT , Installation depth: 25 mm, M12 connector
Item number: 403325
-10 % MSRP: $101.00
$90.90
plus sales tax plus shipping
in stock
Shipping today
RTD temperature probe ifm efector TT1081
RTD temperature probe ifm efector TT1081
Pt 100 temperature sensor, 4-wire, Measuring range: -40-302 °F (-40-150°C), Probe diameter: 10 mm, Installation depth: 160 mm, M12 connector
Item number: 100575
-10 % MSRP: $96.00
$86.40
plus sales tax plus shipping
in stock
Shipping today
RTD temperature probe ifm efector TT1281
RTD temperature probe ifm efector TT1281
Pt 100 temperature sensor, 4-wire, Measuring range: -40-302 °F (-40-150°C), Probe diameter: 6 mm, Installation depth: 150 mm, M12 connector
Item number: 100572
-10 % MSRP: $117.00
$105.30
plus sales tax plus shipping
in stock
Shipping today
RTD temperature probe ifm efector TT2081
RTD temperature probe ifm efector TT2081
Pt 100 temperature sensor, 4-wire, Measuring range: -40-302 °F (-40-150°C), Probe diameter: 10 mm, Installation depth: 260 mm, M12 connector
Item number: 100578
-10 % MSRP: $105.00
$94.50
plus sales tax plus shipping
in stock
Shipping today
RTD temperature probe ifm efector TT3081
RTD temperature probe ifm efector TT3081
Pt 100 temperature sensor, 4-wire, Measuring range: -40-302 °F (-40-150°C), Probe diameter: 10 mm, Installation depth: 360 mm, M12 connector
Item number: 100579
-10 % MSRP: $113.00
$101.70
plus sales tax plus shipping
in stock
Shipping today
RTD temperature probe ifm efector TT5081
RTD temperature probe ifm efector TT5081
Pt 100 temperature sensor, 4-wire, measuring range -40-302 °F (-40-150°C), probe diameter 10 mm, installation depth 560 mm, M12 connector
Item number: 101080
-10 % MSRP: $123.00
$110.70
plus sales tax plus shipping
in stock
Shipping today
Temperature sensor Endress+Hauser TH11-B1AGBA1AK1
Temperature sensor Endress+Hauser TH11-B1AGBA1AK1
Pt100 temperature sensor with measurement insert, Class A, Insertion length: 100 mm, 4-wires, Output: 4-20 mA, Process connection: 1/2" NPT, Material: stainless steel (316L), Connection head material: Aluminum, Protection rating: IP66, Cable entry: cable gland 1/2" NPT, For non-hazardous areas
Item number: 404535
$513.21
plus sales tax plus shipping
in stock
Shipping today
Temperature sensor Endress+Hauser TH11-F2CGBX1AK1
Temperature sensor Endress+Hauser TH11-F2CGBX1AK1
Pt100 temperature sensor with measurement insert, Class A, Insertion length: 150 mm, 4-wires, Output: 4-20 mA, Process connection: 1/4" NPT, Material: stainless steel (316L), Connection head material: Aluminum, Protection rating: IP66, Cable entry: cable gland 1/2" NPT, For non-hazardous areas
Item number: 404537
$712.60
plus sales tax plus shipping
in stock
Shipping today
Temperature sensor Endress+Hauser TH13-1A13E3GBA1AK
Temperature sensor Endress+Hauser TH13-1A13E3GBA1AK
Pt100 temperature sensor with measurement insert, Thermowell installation, Class A, Insertion length: 75 mm, 4-wires, Output: 4-20 mA, Process connection: 1/2" NPT, Material: stainless steel (316L), Connection head material: Aluminum, Protection rating: IP66, Cable entry: cable gland 1/2" NPT, For non-hazardous areas
Item number: 404538
$602.27
plus sales tax plus shipping
in stock
Shipping today
Temperature sensor Endress+Hauser TH13-2A23E3GBA1AK
Temperature sensor Endress+Hauser TH13-2A23E3GBA1AK
Pt100 temperature sensor with measurement insert, Thermowell installation, Class A, Insertion length: 125 mm, 4-wires, Output: 4-20 mA, Process connection: 3/4" NPT, Material: stainless steel (316L), Connection head material: Aluminum, Protection rating: IP66, Cable entry: cable gland 1/2" NPT, For non-hazardous areas
Item number: 404539
$633.81
plus sales tax plus shipping
in stock
Shipping today
Temperature transmitter Endress+Hauser Easytemp TMR31-A1BBABAB1AAA
Temperature transmitter Endress+Hauser Easytemp TMR31-A1BBABAB1AAA
Pt100 temperature transmitters, class A, insertion length: 2" (50 mm), measurement range: 32-302 °F (0-150°C), Factory setting: 32-302 °F (0-150°C), output: 4–20 mA, process connection: 1/4" NPT, probe diameter: 6 mm, material: stainless steel (316L), protection rating: IP66/IP67/IP69K, connection: M12 plug connection, for non-hazardous areas
Item number: 404543
$191.36
plus sales tax plus shipping
in stock
Shipping today
Temperature transmitter Endress+Hauser Easytemp TMR31-A1BBACAA1AAA
Temperature transmitter Endress+Hauser Easytemp TMR31-A1BBACAA1AAA
Pt100 temperature transmitters, class A, insertion length: 1.25" (30 mm), measurement range: 32-302 °F (0-150°C), output: 4–20 mA, process connection: 1/2" NPT male, probe diameter: 6 mm, material: stainless steel (316L), protection rating: IP66/IP67/IP69K, connection: M12 plug connection, for non-hazardous areas
Item number: 404542
$191.36
plus sales tax plus shipping
in stock
Shipping today
Temperature transmitter Endress+Hauser Easytemp TMR31-A1BBACAB1AAA
Temperature transmitter Endress+Hauser Easytemp TMR31-A1BBACAB1AAA
Pt100 temperature transmitters, class A, insertion length: 2" (50 mm), measurement range: 32-302 °F (0-150°C), output: 4–20 mA, Factory setting: 32-302 °F (0-150°C), process connection: 1/2" NPT, tube diameter: 6 mm, material: stainless steel (316L), protection rating: IP66/IP67/IP69K, connection: M12 plug connection, for non-hazardous areas
Item number: 404544
$191.36
plus sales tax plus shipping
in stock
Shipping today
Temperature transmitter Endress+Hauser Easytemp TMR35-A1BBDBAA2AAA
Temperature transmitter Endress+Hauser Easytemp TMR35-A1BBDBAA2AAA
Pt100 temperature transmitters, class A, insertion length: 1.25" (30 mm), measurement range: 32-302 °F (0-150°C), output: 4–20 mA, process connection: 1-1.5" tri-clamp, probe diameter: 6 mm, material: stainless steel (316L), protection rating: IP66/IP67/IP69K, connection: M12 plug connection, for non-hazardous areas
Item number: 404545
$263.27
plus sales tax plus shipping
in stock
Shipping today
Temperature transmitter Endress+Hauser Easytemp TMR35-A1BBDBAB2AAA
Temperature transmitter Endress+Hauser Easytemp TMR35-A1BBDBAB2AAA
Pt100 temperature transmitter, class A, insertion length: 2" (50 mm), measurement range: 32-302 °F (0-150°C), output: 4–20 mA, process connection: 1-1.5" tri-clamp, probe diameter: 6 mm, material: stainless steel (316L), protection rating: IP66/IP67/IP69K, connection: M12 plug connection, for non-hazardous areas
Item number: 404546
$263.27
plus sales tax plus shipping
in stock
Shipping today
Temperature transmitter Endress+Hauser iTHERM TM311-CAC0BC2CBB4A2
Temperature transmitter Endress+Hauser iTHERM TM311-CAC0BC2CBB4A2
Pt100 temperature transmitters, class A, insertion length: 1.25" (30 mm), measurement range: -58-392 °F (-50-200°C), factory setting: 32-302 °F (0-150°C), output: IO-Link/4–20 mA/0–150 °C, process connection: 0.75" tri-clamp, probe diameter: 6 mm, material: stainless steel (316L), protection rating: IP66/IP67/IP69K, connection: M12 plug connection, for non-hazardous areas
Item number: 404548
$220.81
plus sales tax plus shipping
in stock
Shipping today
Temperature transmitter Endress+Hauser iTHERM TM311-CAC0BG6BBB4A2
Temperature transmitter Endress+Hauser iTHERM TM311-CAC0BG6BBB4A2
Pt100 temperature transmitters, class A, insertion length: 1.25" (30 mm), measurement range: -58-392 °F (-50-200°C), factory setting: 32-302 °F (0-150°C), 4-conductor, output: IO-Link/4–20 mA/0–150 °C, process connection: 1/2" NPT, probe diameter: 6 mm, material: stainless steel (316L), protection rating: IP66/IP67/IP69K, connection: M12 plug connection, for non-hazardous areas
Item number: 404547
$224.09
plus sales tax plus shipping
in stock
Shipping today
RTD probes Pt100 close
Technical details
General data

PID, ON/OFF
°C/°F selectable
Temperature Controller
Single Setpoint
LED

Electrical data

Thermocouple (J,K,T,R,S) / RTD (Pt100)
See Data Sheet %
85-270V AC/DC
SPDT or SSR

Mechanical data

Panel mounting
96 mm
96 mm
78 mm

Ambient conditions

0 to 50 °C

Further information

CE, cRUus

Product description
PID temperature controller Selec TC303AX-CU
The single set point temperature controller TC303AX-CU from Selec has a single 3 digit LED display, PID and ON/OFF control, Thermocouple (J,K,T,R,S)/RTD (Pt100) inputs, relay contact (SPDT) control output, field selectable control output (relay or SSR), 85-270 V AC/DC, °C/°F Selectable, Panel Mount, easy to use. The Selec TC303AX-CU has a sampling time of 250ms and is CE and UL certified.
More SELEC Controls USA | More Temperature controllers | More Measuring & regulation technology
Customer reviews
0 Reviews
0 Reviews
0 Reviews
0 Reviews
0 Reviews
Show all reviews
Log in and write a review
Strong brands in automation technology