Call us: +86 0755-82563503

Currency: $ US Dollar

Items : %s%s

IC and Component Sockets

Compare Image Name Manufacturer Pricing(USD) Quantity Weight(Kg) Size(LxWxH) Datasheet Factory Lead Time Mount Housing Material Packaging Published Series Pbfree Code Part Status Moisture Sensitivity Level (MSL) Connector Type Termination Number of Positions ECCN Code Max Operating Temperature Min Operating Temperature Color Gender Contact Finish - Mating MIL Conformance DIN Conformance IEC Conformance Filter Feature Option Mixed Contacts Orientation Depth Number of Contacts Length RoHS Status Lead Free Contact Material Contact Plating Voltage - Rated Total Number of Contacts Current Rating Radiation Hardening Additional Feature Width Housing Color Mounting Type Operating Temperature HTS Code Contact Resistance Insulation Resistance JESD-609 Code Terminal Pitch Subcategory Reference Standard Body Length or Diameter Body Breadth Insulation Material Number of Rows Number of Conductors Reliability Number Of PCB Rows PCB Contact Pattern Body Depth Rated Current (Signal) Mating Contact Pitch Plating Thickness Length - Termination Feature Style Pitch UL Flammability Code Mounting Option 1 Current Rating (Amps) PCB Contact Row Spacing Material Flammability Rating Insertion Force-Max Max Voltage Rating (AC) Applications Contact Shape Fastening Type Contact Type Insulation Height Number of Positions Loaded Pitch - Mating Insulation Color Row Spacing - Mating Contact Length - Post Contact Finish - Post Contact Finish Thickness - Mating Contact Finish Thickness - Post Stack Height (Mating)
20021321-00044T8LF 20021321-00044T8LF Amphenol ICC (FCI) 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 8 Weeks Surface Mount Thermoplastic Tube Minitek127® 1.27mm Active 1 (Unlimited) Receptacle Solder 44 85°C -40°C Black Gold, GXT™ Straight 3mm 44 28.4mm RoHS Compliant Phosphor Bronze GXT, Gold Black Surface Mount -40°C~105°C 30mOhm Plastic 2 Board to Board 1.27mm UL94 V-0 125V General Purpose, Industrial, Telecommunications Square Push-Pull Female Socket 0.177 4.50mm All 0.050 1.27mm Black 0.050 (1.27mm) Tin 30.0μin 0.76μm 100.0μin 2.54μm
66925-520 66925-520 Amphenol ICC (FCI) 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 8 Weeks Through Hole Nylon Tube 2009 Active 1 (Unlimited) Receptacle Solder 40 Black Gold Right Angle 8.38mm 40 51.31mm Non-RoHS Compliant Contains Lead Brass Gold No Black Through Hole, Right Angle Polyamide (PA), Nylon, Glass Filled 2 Insulation Plug 2.54mm UL94 V-0 Square Push-Pull Female Socket 0.240 6.10mm All 0.100 2.54mm Black 0.100 (2.54mm) 0.115 2.92mm Tin 30.0μin 0.76μm 100.0μin 2.54μm
91614-409LF 91614-409LF Amphenol ICC (FCI) 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 8 Weeks Surface Mount Thermoplastic Tube 2014 Dubox™ Active 1 (Unlimited) Receptacle, Bottom or Top Entry Solder 9 125°C -65°C Grey Tin Straight 2.54mm 9 27.86mm RoHS Compliant Phosphor Bronze Tin No Grey Surface Mount 20mOhm Thermoplastic, Glass Filled 1 Board Lock Board to Board 2.54mm UL94 V-0 1kV Automotive, General Purpose, Industrial, Telecommunications Square Push-Pull Female Socket 0.275 6.99mm All 0.100 2.54mm Gray Tin 78.7μin 2.00μm 78.7μin 2.00μm 10.81mm
20021321-00070D1LF 20021321-00070D1LF Amphenol ICC (FCI) 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 8 Weeks Surface Mount Thermoplastic Tube 2016 Minitek127® 1.27mm Active 1 (Unlimited) Receptacle Solder 70 85°C -40°C Black Gold Straight 3mm 70 44.91mm RoHS Compliant Phosphor Bronze Gold Black Surface Mount -40°C~105°C 30mOhm Plastic 2 Pick and Place Board to Board 1.27mm UL94 V-0 125V General Purpose, Industrial, Telecommunications Square Push-Pull Female Socket 0.177 4.50mm All 0.050 1.27mm Black 0.050 (1.27mm) Tin Flash 100.0μin 2.54μm
20021323-00010D4LF 20021323-00010D4LF Amphenol ICC (FCI) 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 14 Weeks Surface Mount Plastic Tube Minitek127® 20021323 Active 1 (Unlimited) Receptacle, Bottom Entry Solder 10 85°C -40°C Black Female Gold Straight 4.45mm 10 6.81mm RoHS Compliant Copper Alloy Gold Surface Mount -40°C~105°C 50mOhm Plastic 2 Pick and Place Board to Board 1.27mm UL94 V-0 125V General Purpose, Industrial, Telecommunications Square Push-Pull Female Socket 0.087 2.20mm All 0.050 1.27mm Black 0.050 (1.27mm) 10.0μin 0.25μm
10131933-220ALF 10131933-220ALF Amphenol ICC (FCI) 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 Active
10131933-128ULF 10131933-128ULF Amphenol ICC (FCI) 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 10 Weeks Tube Minitek® 2.00mm Active Receptacle Solder 28 EAR99 Gold RoHS Compliant Copper Alloy 200V 28 Surface Mount, Right Angle -55°C~125°C 8536.69.40.40 1000000000Ohm e3 Headers and Edge Type Connectors UL 0.157 inch Polyamide (PA), Nylon, Glass Filled 2 ONE COMMERCIAL 2 RECTANGULAR 0.197 inch 0.079 inch 30μin Board to Board LOCKING 2A 6.35 mm UL94 V-0 Square Push-Pull Female Socket 0.157 4.00mm All 0.079 2.00mm Black 0.079 (2.00mm) Tin 30.0μin 0.76μm 100.0μin 2.54μm
76341-304HLF 76341-304HLF Amphenol ICC (FCI) 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 Active
89891-303HLF 89891-303HLF Amphenol ICC (FCI) 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 Through Hole Thermoplastic Bulk Dubox™ Active 1 (Unlimited) Receptacle, Bottom or Top Entry Solder 6 125°C -65°C Grey Gold Straight 5.08mm 6 7.54mm RoHS Compliant Phosphor Bronze Gold No Grey Through Hole 20mOhm Thermoplastic, Glass Filled 2 Board to Board 2.54mm UL94 V-0 1kV Automotive, General Purpose, Industrial, Telecommunications Square Push-Pull Female Socket 0.335 8.51mm All 0.100 2.54mm Gray 0.100 (2.54mm) 0.114 2.90mm Tin 30.0μin 0.76μm 78.7μin 2.00μm
89891-843H 89891-843H Amphenol ICC (FCI) 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 Through Hole Thermoplastic Tube 2013 Dubox™ Obsolete 1 (Unlimited) Receptacle, Bottom or Top Entry Solder 86 EAR99 125°C -65°C Grey Gold NO NO NO NO NO Straight 5.08mm 109.14mm Non-RoHS Compliant Phosphor Bronze No Through Hole 8536.69.40.40 20mOhm e3 Thermoplastic, Glass Filled 2 Board to Board 94V-0 UL94 V-0 1kV Automotive, General Purpose, Industrial, Telecommunications Square Push-Pull Female Socket 0.335 8.51mm All 0.100 2.54mm Gray 0.100 (2.54mm) 0.114 2.90mm Tin 15.0μin 0.38μm 78.7μin 2.00μm
68046-310 68046-310 Amphenol ICC (FCI) 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 6 Weeks Surface Mount Polyphenylene Tube Dubox™ no Active 1 (Unlimited) Receptacle Solder 20 EAR99 Female Gold or Gold, GXT™ NO NO NO NO NO Straight 5.08mm 25.83mm Non-RoHS Compliant Phosphor Bronze GXT, Gold 1000V 20 3A Surface Mount -65°C~125°C 8536.69.40.40 20mOhm 1000000000Ohm e3 Headers and Edge Type Connectors UL, CSA Polyphenylene Sulfide (PPS), Glass Filled 2 ONE COMMERCIAL 2 RECTANGULAR 3A 0.1 inch 30μin Board to Board 94V-0 5.715 mm UL94 V-0 1.3066 N 1kV Automotive, General Purpose, Industrial, Telecommunications Square Push-Pull Female Socket 0.310 7.87mm All 0.100 2.54mm Black 0.100 (2.54mm) Tin 30.0μin 0.76μm 100.0μin 2.54μm
89891-843HLF 89891-843HLF Amphenol ICC (FCI) 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 Through Hole Thermoplastic Tube 2014 Dubox™ Active 1 (Unlimited) Receptacle, Bottom or Top Entry Solder 86 Grey Gold Straight 5.08mm 86 109.14mm RoHS Compliant Phosphor Bronze Gold No Grey Through Hole Thermoplastic, Glass Filled 2 Board to Board 2.54mm UL94 V-0 Automotive, General Purpose, Industrial, Telecommunications Square Push-Pull Female Socket 0.335 8.51mm All 0.100 2.54mm Gray 0.100 (2.54mm) 0.114 2.90mm Tin 15.0μin 0.38μm 78.7μin 2.00μm
91614-320ALF 91614-320ALF Amphenol ICC (FCI) 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 17 Weeks Surface Mount Tape & Reel (TR) 2014 Dubox™ Active 1 (Unlimited) Receptacle, Bottom or Top Entry Solder 20 Grey Gold RoHS Compliant Phosphor Bronze Gold Surface Mount Thermoplastic, Glass Filled 1 Board Lock, Pick and Place Board to Board 2.54mm UL94 V-0 Automotive, General Purpose, Industrial, Telecommunications Square Push-Pull Female Socket 0.275 6.99mm All 0.100 2.54mm Gray Tin 30.0μin 0.76μm 78.7μin 2.00μm 10.81mm
91601-406ALF 91601-406ALF Amphenol ICC (FCI) 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 8 Weeks Surface Mount Thermoplastic Tape & Reel (TR) Dubox™ Active 1 (Unlimited) Receptacle, Bottom or Top Entry Solder 6 125°C -65°C Grey Tin Straight 6mm 6 15.16mm RoHS Compliant Phosphor Bronze Tin No Grey Surface Mount 20mOhm Thermoplastic, Glass Filled 1 Pick and Place Board to Board 2.54mm UL94 V-0 1kV Automotive, General Purpose, Industrial, Telecommunications Square Push-Pull Female Socket 0.275 6.99mm All 0.100 2.54mm Gray Tin 78.7μin 2.00μm 78.7μin 2.00μm 10.81mm
69154-310LF 69154-310LF Amphenol ICC (FCI) 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 8 Weeks Surface Mount Polyphenylene Tube Dubox™ Active 1 (Unlimited) Receptacle, Bottom or Top Entry Solder 20 125°C -65°C Black Female Gold or Gold, GXT™ Straight 5.08mm 20 30.91mm RoHS Compliant Lead Free Phosphor Bronze Gold 1000V 3A 5.08mm Black Surface Mount -65°C~125°C 15mOhm Polyphenylene Sulfide (PPS), Glass Filled 2 Board Lock Board to Board 2.54mm UL94 V-0 1kV Automotive, General Purpose, Industrial, Telecommunications Square Push-Pull Female Socket 0.310 7.87mm All 0.100 2.54mm Black 0.100 (2.54mm) Tin 30.0μin 0.76μm 100.0μin 2.54μm
10131930-913ULF 10131930-913ULF Amphenol ICC (FCI) 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 10 Weeks Tube Minitek® 2.00mm Active Not Applicable Receptacle Solder 13 EAR99 Tin RoHS Compliant Copper Alloy 200V Through Hole, Right Angle -55°C~125°C 8536.69.40.40 e3 2.0066mm Headers and Edge Type Connectors UL 0.079 inch Polyamide (PA), Nylon, Glass Filled 1 ONE COMMERCIAL 2 0.079 inch 0.098 inch Board to Board LOCKING 2A 4.6482 mm UL94 V-0 Square Push-Pull Female Socket 0.079 2.00mm All 0.079 2.00mm Black 0.098 2.50mm 100.0μin 2.54μm 100.0μin 2.54μm
10131930-911ULF 10131930-911ULF Amphenol ICC (FCI) 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 10 Weeks Tube Minitek® 2.00mm Active Not Applicable Receptacle Solder 11 EAR99 Tin RoHS Compliant Copper Alloy 200V Through Hole, Right Angle -55°C~125°C 8536.69.40.40 e3 2.0066mm Headers and Edge Type Connectors UL 0.866 inch 0.079 inch Polyamide (PA), Nylon, Glass Filled 1 ONE COMMERCIAL 2 0.079 inch 0.098 inch Board to Board LOCKING 2A 4.6482 mm UL94 V-0 Square Push-Pull Female Socket 0.079 2.00mm All 0.079 2.00mm Black 0.098 2.50mm 100.0μin 2.54μm 100.0μin 2.54μm
89898-417ALF 89898-417ALF Amphenol ICC (FCI) 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 8 Weeks Surface Mount Thermoplastic Tape & Reel (TR) 2016 Dubox™ Active 1 (Unlimited) Receptacle, Bottom or Top Entry Solder 34 125°C -65°C Grey Tin Straight 5.08mm 34 43.1mm RoHS Compliant Phosphor Bronze Tin Grey Surface Mount 20mOhm Thermoplastic, Glass Filled 2 Pick and Place Board to Board 2.54mm UL94 V-0 1kV Automotive, General Purpose, Industrial, Telecommunications Square Push-Pull Female Socket 0.275 6.99mm All 0.100 2.54mm Gray 0.100 (2.54mm) Tin 78.7μin 2.00μm 78.7μin 2.00μm 10.81mm
55510-016LF 55510-016LF Amphenol ICC (FCI) 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 Surface Mount Plastic Tube Minitek® 2.00mm Active 1 (Unlimited) Receptacle Solder 16 125°C -55°C Black Gold Straight 6mm 16 15.92mm RoHS Compliant Phosphor Bronze Gold, Tin 200V No Black Surface Mount -55°C~125°C 20mOhm Plastic 2 Board to Board 2mm 2A UL94 V-0 200V General Purpose, Industrial, Medical Square Push-Pull Female Socket 0.177 4.50mm All 0.079 2.00mm Black 0.079 (2.00mm) Tin 1.97μin 0.050μm
71991-418HLF 71991-418HLF Amphenol ICC (FCI) 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 Active
89891-306HLF 89891-306HLF Amphenol ICC (FCI) 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 Through Hole Thermoplastic Tube Dubox™ Active 1 (Unlimited) Receptacle, Bottom or Top Entry Solder 12 125°C -65°C Grey Gold Straight 5.08mm 12 15.16mm RoHS Compliant Phosphor Bronze Gold No Grey Through Hole 20mOhm Thermoplastic, Glass Filled 2 Board to Board 2.54mm UL94 V-0 1kV Automotive, General Purpose, Industrial, Telecommunications Square Push-Pull Female Socket 0.335 8.51mm All 0.100 2.54mm Gray 0.100 (2.54mm) 0.114 2.90mm Tin 30.0μin 0.76μm 78.7μin 2.00μm
75915-404HLF 75915-404HLF Amphenol ICC (FCI) 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 9 Weeks Through Hole Thermoplastic Bulk 2014 Dubox™ Active 1 (Unlimited) Receptacle Solder 4 Grey Tin Straight 2.5mm 4 10.08mm RoHS Compliant Phosphor Bronze Tin No Grey Through Hole 20mOhm Thermoplastic, Glass Filled 1 Board to Board 2.54mm UL94 V-0 1kV Automotive, General Purpose, Industrial, Telecommunications Square Push-Pull Female Socket 0.335 8.51mm All 0.100 2.54mm Gray 0.114 2.90mm Tin 78.7μin 2.00μm 78.7μin 2.00μm
10131935-102ULF 10131935-102ULF Amphenol ICC (FCI) 0.7163
Add to Cart

Min: 1

Mult: 1

0.00000000 10 Weeks Tube Minitek® 2.00mm Active Receptacle Solder 2 EAR99 Gold RoHS Compliant Copper Alloy 200V 2 Surface Mount -55°C~125°C 8536.69.40.40 Headers and Edge Type Connectors UL 0.079 inch Polyamide (PA), Nylon, Glass Filled 1 ONE COMMERCIAL RECTANGULAR 0.079 inch 30μin Board to Board LOCKING 2A .7874 mm UL94 V-0 Square Push-Pull Female Socket 0.177 4.50mm All 0.079 2.00mm Black Tin 30.0μin 0.76μm 100.0μin 2.54μm
75915-819HLF 75915-819HLF Amphenol ICC (FCI) 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 Through Hole Thermoplastic Tube Dubox™ Active 1 (Unlimited) Receptacle Solder 19 Grey Gold Straight 2.5mm 19 48.18mm RoHS Compliant Phosphor Bronze Gold No Grey Through Hole 20mOhm Thermoplastic, Glass Filled 1 Board to Board 2.54mm UL94 V-0 1kV Automotive, General Purpose, Industrial, Telecommunications Square Push-Pull Female Socket 0.335 8.51mm All 0.100 2.54mm Gray 0.114 2.90mm Tin 15.0μin 0.38μm 78.7μin 2.00μm
10131935-923ULF 10131935-923ULF Amphenol ICC (FCI) 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 10 Weeks Tube Minitek® 2.00mm Active Receptacle Solder 23 EAR99 Tin RoHS Compliant Copper Alloy 200V 23 Surface Mount -55°C~125°C 8536.69.40.40 Headers and Edge Type Connectors UL 0.079 inch Polyamide (PA), Nylon, Glass Filled 1 ONE COMMERCIAL RECTANGULAR 0.079 inch Board to Board LOCKING 2A .7874 mm UL94 V-0 Square Push-Pull Female Socket 0.177 4.50mm All 0.079 2.00mm Black 100.0μin 2.54μm 100.0μin 2.54μm
68683-350 68683-350 Amphenol ICC (FCI) 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 8 Weeks Through Hole Polyphenylene Tube Dubox™ Active 1 (Unlimited) Receptacle Solder 100 125°C -65°C Black Gold Straight 5.08mm 100 127.43mm Non-RoHS Compliant Contains Lead Phosphor Bronze Gold 1000V 5.08mm Black Through Hole -65°C~125°C 20mOhm Polyphenylene Sulfide (PPS), Glass Filled 2 Board to Board 2.54mm UL94 V-0 1kV Automotive, General Purpose, Industrial, Telecommunications Square Push-Pull Female Socket 0.276 7.00mm All 0.100 2.54mm Black 0.100 (2.54mm) 0.115 2.92mm Tin 30.0μin 0.76μm 100.0μin 2.54μm
89891-442LF 89891-442LF Amphenol ICC (FCI) 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 9 Weeks Through Hole Thermoplastic Tube Dubox™ Active 1 (Unlimited) Receptacle, Bottom or Top Entry Solder 84 125°C -65°C Blue Tin Straight 5.08mm 84 106.6mm RoHS Compliant Phosphor Bronze Tin Blue Through Hole 20mOhm Thermoplastic, Glass Filled 2 Board to Board 2.54mm UL94 V-0 1kV Automotive, General Purpose, Industrial, Telecommunications Square Push-Pull Female Socket 0.335 8.51mm All 0.100 2.54mm Blue 0.100 (2.54mm) 0.114 2.90mm Tin 78.7μin 2.00μm 78.7μin 2.00μm
63453-014LF 63453-014LF Amphenol ICC (FCI) 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 9 Weeks Polychlorinated Tube 2014 Minitek® Active 1 (Unlimited) Receptacle Solder 14 125°C -55°C Gold Straight 4.2mm 14 14.8mm RoHS Compliant Lead Free Phosphor Bronze Gold 200V Black Through Hole -55°C~125°C Polycyclohexylenedimethylene Terephthalate (PCT), Glass Filled 2 Board to Board 2mm 2A UL94 V-0 200V General Purpose, Industrial, Medical Square Push-Pull Female Socket 0.177 4.50mm All 0.079 2.00mm Black 0.079 (2.00mm) 0.098 2.50mm Tin 8.00μin 0.203μm 60.0μin 1.52μm
91802-108TR 91802-108TR Amphenol ICC (FCI) 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 Surface Mount Tape & Reel (TR) Obsolete 1 (Unlimited) Receptacle Solder 8 EAR99 Gold NO NO NO NO GENERAL PURPOSE NO Straight 4mm 7.92mm Non-RoHS Compliant Beryllium Copper 8 No LOW PROFILE, TOP ENTRY Surface Mount e0 Plastic 2 Pick and Place Square Push-Pull Female Socket 0.118 3.00mm All 0.079 2.00mm 0.079 (2.00mm) Tin-Lead 30.0μin 0.76μm
91615-320ALF 91615-320ALF Amphenol ICC (FCI) 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 8 Weeks Surface Mount Thermoplastic Tape & Reel (TR) Dubox™ Active 1 (Unlimited) Receptacle, Bottom or Top Entry Solder 40 125°C -65°C Grey Gold Straight 6mm 40 55.8mm RoHS Compliant Phosphor Bronze Gold No Grey Surface Mount 20mOhm Thermoplastic, Glass Filled 2 Board Lock, Pick and Place Board to Board 2.54mm UL94 V-0 1kV Automotive, General Purpose, Industrial, Telecommunications Square Push-Pull Female Socket 0.275 6.99mm All 0.100 2.54mm Gray 0.100 (2.54mm) Tin 30.0μin 0.76μm 78.7μin 2.00μm 10.81mm
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