Call us: +86 0755-82563503

Currency: $ US Dollar

Items : %s%s

Trimmer Potentiometers

Compare Image Name Manufacturer Pricing(USD) Quantity Weight(Kg) Size(LxWxH) Datasheet Factory Lead Time Mount Packaging Published Series Pbfree Code Part Status Moisture Sensitivity Level (MSL) Number of Terminations Termination ECCN Code Max Operating Temperature Min Operating Temperature Color Depth Length RoHS Status Lead Free Contact Plating Voltage - Rated Radiation Hardening REACH SVHC Reach Compliance Code Height Width Thickness Resistance Mounting Type Weight Size / Dimension Voltage - Rated DC Technology HTS Code Packing Method Power Rating Type Lead Length JESD-609 Code Terminal Finish Base Part Number Surface Mount Operating Temperature (Max) Operating Temperature (Min) Subcategory Max Power Dissipation Terminal Shape Termination Style Composition Tolerance Construction Temperature Coefficient Resistor Type Rated Power Dissipation (P) Working Voltage Size Code Rated Temperature Military Standard Lead Diameter Actuator Type Number of Turns Actuator Orientation Ganging Number Power (Watts) Resistive Material Taper Rotation Angle Adjustment Type
3361P-1-101GLF 3361P-1-101GLF Bourns Inc. 1.1093
Add to Cart

Min: 1

Mult: 1

0.00000000 download 6 Weeks Surface Mount Tape & Reel (TR) 2006 Trimpot® 3361 - Sealed yes Active 3 (168 Hours) 3 Gull Wing EAR99 125°C -55°C Natural 8.53mm ROHS3 Compliant Lead Free Tin 300V No SVHC 4.8768mm 100Ohm Surface Mount 567mg Square - 0.277 x 0.264 Face x 0.205 H 7.04mmx6.71mmx5.21mm 300V 8533.40.80.50 500mW e3 3361P Variable Resistors 500mW FLAT Gull Wing Cermet, Potentiometer ±10% ±100ppm/°C TRIMMER 0.5W 70°C Not SCREW 1 VERTICAL 0.5W 1/2W Cermet Linear Top Adjustment
3292P-1-203 3292P-1-203 Bourns Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 8 Weeks Panel, Through Hole Tube 1999 Trimpot® 3292 - Sealed no Active 1 (Unlimited) 3 Pin EAR99 150°C -65°C Blue 11.05mm Non-RoHS Compliant Contains Lead 3.81mm 20kOhm Through Hole 708.738078mg Rectangular - 0.375 x 0.150 Face x 0.150 H 9.53mmx3.81mmx3.81mm 8533.40.80.50 500mW 8.26mm e0 Tin/Lead (Sn/Pb) 3292P Variable Resistors 500mW WIRE PC Pins ±10% Trimmer Pot ±100ppm/°C TRIMMER 0.5W 3838 85°C Not 0.51 mm SCREW 25 HORIZONTAL 0.5W 1/2W Cermet Linear 9000 deg Side Adjustment
3361S-1-101GLF 3361S-1-101GLF Bourns Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 8 Weeks Surface Mount Tape & Reel (TR) 2006 Trimpot® 3361 - Sealed yes Active 3 (168 Hours) 3 Gull Wing EAR99 125°C -55°C Natural 6.65mm ROHS3 Compliant Lead Free 300V No No SVHC 7.366mm 100Ohm Surface Mount 567mg Rectangular - 0.264 x 0.290 Face x 0.290 H 6.71mmx7.37mmx7.37mm 300V 8533.40.80.50 500mW e3 Matte Tin (Sn) 3361S Variable Resistors 500mW FLAT Gull Wing Cermet, Potentiometer ±10% ±100ppm/°C TRIMMER 0.5W 70°C Not SCREW 1 HORIZONTAL 0.5W 1/2W Cermet Linear Side Adjustment
3329H-99-254LF 3329H-99-254LF Bourns Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 6 Weeks Trimpot® 3329 - Sealed Active ROHS3 Compliant 250kOhms Through Hole Round - 0.250Dia x 0.180 H 6.35mmx4.57mm 3329H PC Pins ±10% ±100ppm/°C 1 0.5W 1/2W Cermet Top Adjustment
3386H-EY5-104LF 3386H-EY5-104LF Bourns Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 7 Weeks 2016 Trimpot® 3386 - Sealed Active 9.525mm ROHS3 Compliant 9.525mm 4.826mm 100kOhms Through Hole Square - 0.375 x 0.375 Face x 0.190 H 9.53mmx9.53mmx4.83mm 3386H PC Pins ±10% ±100ppm/°C 1 0.5W 1/2W Cermet Side Adjustment
3299P-1-103 3299P-1-103 Bourns Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 9 Weeks Panel, Through Hole Tube 2007 Trimpot® 3299 - Sealed no Active 1 (Unlimited) 3 Pin 125°C -55°C Blue 11.55mm Non-RoHS Compliant Contains Lead No SVHC 6.096mm 5.59mm 10kOhm Through Hole 992.233309mg Rectangular - 0.240 x 0.375 Face x 0.240 H 6.10mmx9.53mmx6.10mm 500V 500mW Potentiometer 6.22mm e0 Tin/Lead (Sn90Pb10) 3299P Variable Resistors 500mW WIRE PC Pins ±10% Trimmer Pot ±100ppm/°C 0.5W 70°C Not 0.51 mm 25 HORIZONTAL 0.5W 1/2W Cermet Linear 9000 deg Side Adjustment
3224X-1-104E 3224X-1-104E Bourns Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 7 Weeks Tape & Reel (TR) 2007 Trimpot® 3224 - Sealed yes Active 1 (Unlimited) 3 ROHS3 Compliant not_compliant 100kOhm Surface Mount Rectangular - 0.189 x 0.138 Face x 0.209 H 4.80mmx3.50mmx5.30mm TR, EMBOSSED, 7 INCH e3 Matte Tin (Sn) 3224X YES 150°C -65°C POTENTIOMETER Gull Wing ±10% Trimmer Pot ±100ppm/°C TRIMMER 0.25W 1914 85°C SCREW 12 VERTICAL 0.25W 1/4W Cermet 4320 deg Top Adjustment
3339S-1-503 3339S-1-503 Bourns Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 9 Weeks PCB, Through Hole Tube 2007 Trimpot® 3339 - Sealed no Active 1 (Unlimited) 3 PC Pin EAR99 150°C -55°C Non-RoHS Compliant not_compliant 9.525mm 50kOhm Through Hole 566.990462mg Rectangular - 0.375 x 0.320 Face x 0.375 H 9.53mmx8.13mmx9.53mm 500mW e0 Tin/Lead (Sn90Pb10) 3339S 500mW WIRE PC Pins ±10% ±100ppm/°C TRIMMER 0.5W 300V 85°C SCREW 4 HORIZONTAL 1 0.5W 1/2W Cermet Linear Side Adjustment
3269W-1-205LF 3269W-1-205LF Bourns Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 12 Weeks Surface Mount Tube 2006 Trimpot® 3269 - Sealed Active 2 (1 Year) Gull Wing 150°C -65°C 4.32mm 6.35mm ROHS3 Compliant Tin No SVHC 7.4422mm 4.318mm 2MOhms Surface Mount Rectangular - 0.250 x 0.170 Face x 0.293 H 6.35mmx4.32mmx7.44mm 250mW 3269W 250mW Gull Wing Cermet, Potentiometer ±10% ±100ppm/°C 12 0.25W 1/4W Cermet Top Adjustment
3057P-1-201M 3057P-1-201M Bourns Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 8 Weeks Panel, Through Hole Tube 2010 Trimpot® 3057 - Sealed yes Active 1 (Unlimited) 3 Pin 150°C -55°C 6.76mm Non-RoHS Compliant No 200Ohm Panel Mount, Through Hole 2.834952g Rectangular - 0.315 x 0.190 Facex1.250L 8.00mmx4.83mmx31.75mm WIRE WOUND 1W 12.7mm e4 Gold (Au) 3057P 1W PC Pins ±5% ±50ppm/°C TRIMMER 1W 70°C Not 0.71 mm SCREW 22 HORIZONTAL 1 Wirewound 7920 deg Side Adjustment
3296Z-1-101 3296Z-1-101 Bourns Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 7 Weeks Panel, Through Hole Tube 2007 Trimpot® 3296 - Sealed no Active Not Applicable 3 Pin EAR99 125°C -55°C Blue 4.83mm Non-RoHS Compliant Contains Lead 10.033mm 100Ohm Through Hole 850.485694mg Rectangular - 0.395 x 0.190 Face x 0.395 H 10.03mmx4.83mmx10.03mm 8533.40.80.50 500mW 6.4mm e0 Tin/Lead (Sn/Pb) 3296Z 500mW WIRE PC Pins ±10% Multi-Turn ±100ppm/°C TRIMMER 0.5W 300V 70°C Not 0.51 mm SCREW 25 HORIZONTAL 1 0.5W 1/2W Cermet Linear Side Adjustment
3386C-1-504 3386C-1-504 Bourns Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 7 Weeks Through Hole Tube 2007 Trimpot® 3386 - Sealed no Active 1 (Unlimited) 3 Pin 125°C -55°C Blue Non-RoHS Compliant Contains Lead 300V not_compliant 9.525mm 500kOhm Through Hole 850.485694mg Square - 0.375 x 0.375 Face x 0.375 H 9.53mmx9.53mmx9.53mm 500V 500mW 5.97mm e0 Tin/Lead (Sn/Pb) 3386C POTENTIOMETER 500mW WIRE PC Pins ±10% Trimmer Pot ±100ppm/°C TRIMMER 0.5W 85°C SCREW 1 HORIZONTAL 0.5W 1/2W Cermet 280 deg Side Adjustment
PVC6E251C01B00 PVC6E251C01B00 Bourns Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Bulk 2004 PVC6 Obsolete 1 (Unlimited) ROHS3 Compliant 250Ohm Through Hole Rectangular - 0.315 x 0.272 Face x 0.315 H 8.00mmx6.90mmx8.00mm PVC6E PC Pins ±10% ±100ppm/°C 1 0.5W 1/2W Ceramic Side Adjustment
3059Y-1-205LF 3059Y-1-205LF Bourns Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 8 Weeks Chassis Mount, Panel, Through Hole Tube 2005 Trimpot® 3059 - Sealed yes Active 1 (Unlimited) 3 Pin EAR99 150°C -55°C ROHS3 Compliant Tin not_compliant 2MOhm Chassis Mount 2.834952g Rectangular - 0.315 x 0.190 Facex1.250L 8.00mmx4.83mmx31.75mm 8533.40.80.50 1W 12.7mm e3 3059Y 1W WIRE PC Pins ±10% ±100ppm/°C TRIMMER 1W 400V 70°C 0.71 mm SCREW 22 HORIZONTAL 1 Cermet Linear 7920 deg Side Adjustment
TC42X-2-225E TC42X-2-225E Bourns Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 Surface Mount Tape & Reel (TR) 2016 Trimpot® TC42 - Open Frame Active 1 (Unlimited) ROHS3 Compliant 787.4μm 2.2MOhms Surface Mount Rectangular - 0.102 x 0.087 Face x 0.031 H 2.60mmx2.20mmx0.80mm TC42X 100mW J Lead Cermet ±25% ±250ppm/°C 1 0.1W 1/10W Cermet Top Adjustment
3313J-2-202E 3313J-2-202E Bourns Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 8 Weeks Surface Mount Tape & Reel (TR) 2006 Trimpot® 3313 - Sealed yes Active 1 (Unlimited) 3 J-Hook 125°C -55°C 3.5mm ROHS3 Compliant No 2.2098mm 2kOhm Surface Mount Rectangular - 0.138 x 0.126 Face x 0.087 H 3.50mmx3.20mmx2.20mm TR, EMBOSSED, 7 INCH 100mW e3 Matte Tin (Sn) 3313J POTENTIOMETER 125mW WRAPAROUND J Lead ±20% ±100ppm/°C TRIMMER 70°C Not SCREW 1 VERTICAL 0.125W 1/8W Cermet 250 deg Top Adjustment
3266P-1-203LF 3266P-1-203LF Bourns Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 9 Weeks PCB, Through Hole Tube 2006 Trimpot® 3266 - Sealed yes Active 1 (Unlimited) 3 Pin EAR99 125°C -55°C 7.5mm ROHS3 Compliant 300V No No SVHC 20kOhm Through Hole 425.242847mg Rectangular - 0.250 x 0.174 Face x 0.174 H 6.35mmx4.42mmx4.42mm 500V 8533.40.80.50 250mW e3 Matte Tin (Sn) 3266P WIRE PC Pins ±10% Multi-Turn ±100ppm/°C TRIMMER 0.25W 70°C Not SCREW 12 HORIZONTAL 1 0.25W 1/4W Cermet Linear Side Adjustment
3386C-1-100 3386C-1-100 Bourns Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 7 Weeks Through Hole Tube 2007 Trimpot® 3386 - Sealed Active 1 (Unlimited) PC Pin 125°C -55°C Non-RoHS Compliant 300V not_compliant 9.525mm 10Ohm Through Hole 850.485694mg Square - 0.375 x 0.375 Face x 0.375 H 9.53mmx9.53mmx9.53mm 500mW 5.97mm e0 Tin/Lead (Sn/Pb) 3386C POTENTIOMETER 500mW PC Pins ±10% Trimmer Pot ±100ppm/°C TRIMMER 0.5W 1 0.5W 1/2W Cermet 280 deg Side Adjustment
TC33B-1-101E TC33B-1-101E Bourns Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 Surface Mount Tape & Reel (TR) 2016 Trimpot® TC33 - Open Frame yes Obsolete 1 (Unlimited) 3 ROHS3 Compliant 1.1938mm 100Ohm Surface Mount Rectangular - 0.150 x 0.142 Face x 0.047 H 3.80mmx3.60mmx1.20mm TR, EMBOSSED, 7 INCH e1 Tin/Silver/Copper (Sn/Ag/Cu) TC33B -40°C POTENTIOMETER 100mW WRAPAROUND J Lead ±25% Trimmer Pot ±250ppm/°C TRIMMER 50V 70°C SCREW 1 VERTICAL 0.1W 1/10W Cermet Bottom Adjustment
3313J-2-101E 3313J-2-101E Bourns Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 8 Weeks Surface Mount Tape & Reel (TR) 2012 Trimpot® 3313 - Sealed yes Active 1 (Unlimited) 3 SMD/SMT 125°C -55°C 3.5mm ROHS3 Compliant 2.2098mm 100Ohm Surface Mount Rectangular - 0.138 x 0.126 Face x 0.087 H 3.50mmx3.20mmx2.20mm TR, EMBOSSED, 7 INCH 100mW e3 Matte Tin (Sn) 3313J POTENTIOMETER 125mW WRAPAROUND J Lead ±20% ±150ppm/°C TRIMMER 70°C Not SCREW 1 VERTICAL 0.125W 1/8W Cermet 250 deg Top Adjustment
3362S-1-101 3362S-1-101 Bourns Inc. 1.6017
Add to Cart

Min: 1

Mult: 1

0.00000000 download 7 Weeks Through Hole Tube 2005 Trimpot® 3362 - Sealed no Active 1 (Unlimited) 3 Pin EAR99 125°C -55°C 4.7mm Non-RoHS Compliant No 6.985mm 100Ohm Through Hole 566.990462mg Rectangular - 0.275 x 0.260 Face x 0.275 H 6.99mmx6.60mmx6.99mm 8533.40.80.50 500mW 5.46mm e0 Tin/Lead (Sn/Pb) 3362S Variable Resistors 500mW WIRE PC Pins ±10% Trimmer Pot ±100ppm/°C TRIMMER 0.5W 2628 70°C Not 0.46 mm SCREW 1 HORIZONTAL 0.5W 1/2W Cermet Linear 240 deg Side Adjustment
PV32H205A01B00 PV32H205A01B00 Bourns Inc. 2.1000
Add to Cart

Min: 1

Mult: 1

0.00000000 6 Weeks Bulk 2012 PV32 Active 1 (Unlimited) ROHS3 Compliant 2MOhms Through Hole Round - 0.260Dia x 0.181 H 6.60mmx4.60mm PV32H PC Pins ±20% ±100ppm/°C 1 0.5W 1/2W Cermet Top Adjustment
3299P-1-504LF 3299P-1-504LF Bourns Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 9 Weeks PCB, Panel, Through Hole Tube 2005 Trimpot® 3299 - Sealed yes Active 1 (Unlimited) 3 Pin 125°C -55°C Blue 9.53mm ROHS3 Compliant Lead Free Tin 300V No SVHC not_compliant 6.096mm 500kOhm Through Hole 992.233309mg Rectangular - 0.240 x 0.375 Face x 0.240 H 6.10mmx9.53mmx6.10mm 500mW 6.22mm e3 3299P Variable Resistors 500mW WIRE PC Pins ±10% Trimmer Pot ±100ppm/°C TRIMMER 0.5W 3824 70°C 0.51 mm SCREW 25 HORIZONTAL 0.5W 1/2W Cermet Linear 9000 deg Side Adjustment
PV37Z500A01B00 PV37Z500A01B00 Bourns Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Bulk 2004 PV37 Obsolete 1 (Unlimited) Non-RoHS Compliant 50Ohms Through Hole Rectangular - 0.264 x 0.157 Face x 0.264 H 6.70mmx4.00mmx6.70mm PV37Z PC Pins ±10% ±150ppm/°C 12 0.25W 1/4W Cermet Side Adjustment
3361P-1-102G 3361P-1-102G Bourns Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 7 Weeks Surface Mount Tape & Reel (TR) 2006 Trimpot® 3361 - Sealed no Active 3 (168 Hours) 3 Gull Wing EAR99 125°C -55°C Natural Non-RoHS Compliant Contains Lead not_compliant 4.8768mm 1kOhm Surface Mount 567mg Square - 0.277 x 0.264 Face x 0.205 H 7.04mmx6.71mmx5.21mm 500V 8533.40.80.50 500mW e0 3361P Variable Resistors 500mW FLAT Gull Wing Cermet, Potentiometer ±10% ±100ppm/°C TRIMMER 0.5W 70°C SCREW 1 VERTICAL 0.5W 1/2W Cermet Top Adjustment
3059P-1-503LF 3059P-1-503LF Bourns Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 8 Weeks Chassis Mount, Panel, Through Hole Tube 2007 Trimpot® 3059 - Sealed yes Active 1 (Unlimited) 3 Pin EAR99 150°C -55°C Blue ROHS3 Compliant Lead Free Tin not_compliant 50kOhm Chassis Mount 2.834952g Rectangular - 0.315 x 0.190 Facex1.250L 8.00mmx4.83mmx31.75mm 500V 8533.40.80.50 1W 12.7mm e3 3059P 1W WIRE PC Pins ±10% ±100ppm/°C TRIMMER 1W 400V 70°C 0.71 mm SCREW 22 HORIZONTAL 1 Cermet Linear 7920 deg Side Adjustment
3313J-2-100E 3313J-2-100E Bourns Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 8 Weeks Surface Mount Bulk Trimpot® 3313 - Sealed yes Active 1 (Unlimited) 3 J-Hook 125°C -55°C ROHS3 Compliant Tin 2.2098mm 10Ohm Surface Mount Rectangular - 0.138 x 0.126 Face x 0.087 H 3.50mmx3.20mmx2.20mm TR, EMBOSSED, 7 INCH 125mW e3 3313J POTENTIOMETER 125mW WRAPAROUND J Lead ±20% ±150ppm/°C TRIMMER 70°C SCREW 1 VERTICAL 0.125W 1/8W Cermet 250 deg Top Adjustment
3296W-1-252 3296W-1-252 Bourns Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 7 Weeks PCB, Through Hole Tube 2007 Trimpot® 3296 - Sealed Active Not Applicable PC Pin 150°C -55°C 9.525mm Non-RoHS Compliant 10.033mm 4.826mm 2.5kOhms Through Hole 850.485694mg Rectangular - 0.375 x 0.190 Face x 0.395 H 9.53mmx4.83mmx10.03mm 500mW 3296W 500mW PC Pins Cermet ±10% ±100ppm/°C 25 0.5W 1/2W Cermet Linear Top Adjustment
3214G-1-204E 3214G-1-204E Bourns Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 7 Weeks Surface Mount Tape & Reel (TR) 2011 Trimpot® 3214 - Sealed yes Active 1 (Unlimited) 3 Gull Wing 150°C -65°C 6mm ROHS3 Compliant 3.5306mm 200kOhm Surface Mount Rectangular - 0.189 x 0.138 Face x 0.154 H 4.80mmx3.50mmx3.90mm TR, EMBOSSED, 7 INCH 250mW e3 Matte Tin (Sn) 3214G Variable Resistors 250mW Gull Wing Cermet, Potentiometer ±10% Trimmer Pot ±100ppm/°C TRIMMER 1918 Not SCREW 5 HORIZONTAL 0.25W 1/4W Cermet 1800 deg Side Adjustment
TC86K-1-201 TC86K-1-201 Bourns Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Through Hole Bulk 2004 Trimpot® TC86 - Open Frame Obsolete 1 (Unlimited) PC Pin 6.8072mm ROHS3 Compliant Lead Free 7.6962mm 6.096mm 200Ohms Through Hole Rectangular - 0.303 x 0.268 Face x 0.446 H 7.70mmx6.80mmx11.33mm 300mW TC86K 300mW PC Pins Cermet ±20% ±250ppm/°C 1 0.3W Cermet Side Adjustment
Settings Need Help?
Top FAQ's

How can I quickly find answers to my questions?

Please visit the Help & Support area of our website to find information regarding ordering, shipping, delivery and more.

What is my Order Status?

Registered users can track orders from their account dropdown, or click here. *Order Status may take 12 hours to update after initial order is placed.

How do I return product?

Users can begin the returns process by starting with our Returns Page.

How do I find price and availability?

Quotes can be created by registered users in myLists.

How do I create a 'HK JDW' Account?

Visit the Registration Page and enter the required information. You will receive an email confirmation when your registration is complete.

United Kingdom/GBP Summary
Fast Shipping Fast Delivery

Orders are typically delivered to United Kingdom within 48 hours depending on location.

Free Shipping Free Shipping

Free delivery to United Kingdom on orders of £33 or more. A delivery charge of £12 will be billed on all orders less than £33.

Incoterms Incoterms

DDP (Duty and customs paid by HK JDW)

Payment Options Payment Types

Credit account for qualified institutions and businesses

Payment in Advance by Wire Transfer

Visa Mastercard American Express PayPal Apple Pay Google Pay

Marketplace Marketplace Product

More Products From Fully Authorized Partners

Average Time to Ship 1-3 Days, extra ship charges may apply. Please see product page, cart, and checkout for actual ship speed.

Incoterms: CPT (Duty, customs, and applicable VAT/Tax due at time of delivery)

For more information visit Help & Support