Flanged Stainless Steel with 2 Mounting Holes NTC 10K Ohm Beta B25/85:3977K Probe Assembly

Flanged Stainless Steel with 2 Mounting Holes NTC 10K Probe Shape and Dimension

Flanged Stainless Steel NTC 10k Beta 3977k Probe

Unit: mm

NTC thermistor R25: 10KΩ±1%,Beta value B(25/85): 3977K is potted in the stainless steel case.

  1. Stainless steel case,  dimension Φ5×25+16×7 mm
  2. Potting and Sealing Epoxy Resin, black color.
  3. Wire Cable: UL3266 26AWG 2C TS 125℃ 300V, black
  4. Connector: XH-T XH-2Y, white color.  Connector can also be deleted with bared end cable.

Flanged Stainless Steel with 2 Mounting Holes NTC 10K Probe Application

NTC thermistor housed in stainless steel sheath, with rectangle flange and 2 mounting holes.  For temperature sensing measurement of liquid, water, air, etc.  Typical application water heater boilers, and other industrial equipment machine appliance, can together with O-ring sealing, for better sealing.

Flanged Stainless Steel with 2 Mounting Holes NTC 10K Probe Electric Characteristics Data

Resistance at 25C R25: 10K ohm+/-1%,
Beta Value B(25/85): 3977K+/-1%
Dissipation Factor: 5 mw/℃ min.
Thermal Time Constant (in water): 25 seconds max.
Insulation resistance: 500VDC, 100 MΩ
Voltage withstanding: 1200VAC, 2mA, 3 seconds
Operating temperature range: -30 to +125C

Flanged Stainless Steel with 2 Mounting Holes NTC 10K Probe Mechanical Performance Test

Test Item Test Condition Performance Request
Lead Wire Tensile Pulling Applying force 9.8N(1KGF)along lead wire direction, for 1 minute. No cracks in the resin and wire bonding, No visible damage
Falling down Falling down from 1 meter high to 10mm thick oak wooden board, 5 times. No visible damage

Flanged Stainless Steel with 2 Mounting Holes NTC 10K Probe Reliability Data

Test Item Standard Test Conditions ΔR25/R25 (typical) Remarks
Low temperature storage IEC 60068-2-1 Storage at low category temperature. Temperature: -30 oC Time: 1000 hours ≤3% No visible damage
Storage in dry heat IEC 60068-2-2 Storage at upper category temperature. Temperature: 100 oC Time: 1000 hours ≤3% No visible damage
Storage in damp heat, steady state (Humidity test) IEC 60068-2-3 Temperature: 40oC,
Humidity:90%-95% RH,
Duration:1000 hours
≤3% No visible damage
Rapid temperature cycling IEC 60068-2-14 1. -30C/30 minutes
2. 30C/5minutes
3. 100C/30 minutes
4. 30C/5minutes.
Number of cycles: 5 Cycles
≤3% No visible damage

Other Related AMWEI NTC thermistors Products for Temperature Sensing

Axial Glass NTC thermistor

Axial Glass NTC thermistor Temperature Sensor

Thermistors Temperature Sensor Probe Assemblies

Thermistors Temperature Sensor Probe Assemblies

Radial Resin NTC Thermistor Temperature Sensor

Radial Resin NTC Thermistor Temperature Sensor

Content Headline

Technical Knowledge

Applications Articles

Thermistors Application