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Connectors / Headers and Edge Type Connectors / 51021-0200
Datasheets
51021-0200 by: Molex

Board Connector, 2 Contact(s), 1 Row(s), Female, Straight, 0.049 inch Pitch, Crimp Terminal, Locking, Receptacle,

Part Details for 51021-0200 by Molex

Results Overview of 51021-0200 by Molex

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Applications Space Technology Aerospace and Defense Transportation and Logistics Renewable Energy Automotive Robotics and Drones

51021-0200 Information

51021-0200 by Molex is a Header and Edge Type Connector.
Headers and Edge Type Connectors are under the broader part category of Connectors.

Connectors are devices that join electrical termination points to form circuits. With various types designed for specific functions like data, power, or signal transmission, choosing the right connector is essential for compatibility and device performance. Read more about Connectors on our Connectors part category page.

Available Datasheets

Part # Manufacturer Description Datasheet
AM27C010-200DM/B Rochester Electronics LLC AM27C010 - CMOS EPROM 1 Megabit (128K x 8)
CO-058BNCX200-200 Amphenol Cables on Demand Amphenol CO-058BNCX200-200 BNC Male to BNC Male (RG58) 50 Ohm Coaxial Cable Assembly 200ft
SF-NDYYYH0002-002M Amphenol Cables on Demand Amphenol SF-NDYYYH0002-002M 2m (6.6') 400GbE QSFP-DD Cable - Amphenol 400-Gigabit Ethernet Passive Copper QSFP Double Density Cable (Dual Entry 27 AWG) - QSFP-DD to QSFP-DD

Price & Stock for 51021-0200

Part # Distributor Description Stock Price Buy
DISTI # 38C9869
Newark Connector Housing, Rcpt, 2Pos, Product Range:Picoblade 51021 Series, Gender:Receptacle, No. Of Positions:2Positions, Pitch Spacing:1.25Mm, For Use With:Molex Picoblade 50058 & 50079 Series Socket Contacts, Body Material:Pbt Polyesterrohs Compliant: Yes |Molex 51021-0200 (Alternate Part Number: 800753575592 RoHS: Compliant Min Qty: 1 Package Multiple: 1 Date Code: 0 Container: Bulk 5896
  • 1 $0.1120
  • 10 $0.1000
  • 25 $0.0840
  • 50 $0.0810
  • 100 $0.0790
  • 250 $0.0700
  • 500 $0.0690
  • 1,000 $0.0670
$0.0670 / $0.1120 Buy Now
DISTI # 0510210200
Avnet Americas Conn Housing Wire to Board Receptacle 2 POS 1.25mm ST Cable Mount Bag - Bulk (Alt: 0510210200) COO: Korea (the Republic of) RoHS: Compliant Min Qty: 1 Package Multiple: 1 Lead time: 10 Weeks, 0 Days Container: Bulk 135551
  • 1 $0.0524
  • 400,000 $0.0450
  • 1,000,000 $0.0430
  • 2,000,000 $0.0400
  • 5,000,000 $0.0369
$0.0369 / $0.0524 Buy Now
DISTI # 38C9869
Avnet Americas Conn Housing Wire to Board Receptacle 2 POS 1.25mm ST Cable Mount Bag - Bulk (Alt: 38C9869) COO: Korea (the Republic of) RoHS: Compliant Min Qty: 1 Package Multiple: 1 Container: Bulk 6001 Partner Stock
  • 1 $0.1120
  • 10 $0.1000
  • 25 $0.0840
  • 50 $0.0810
  • 100 $0.0790
$0.0790 / $0.1120 Buy Now
DISTI # 70190892
RS PICOBLADE SERIES 1.25MM PITCH 2 WAY 1 ROW FEMALE STRAIGHT PCB HOUSING 51021 Min Qty: 1 Package Multiple: 1 Container: Bulk 644
  • 1 $0.1120
  • 100 $0.0950
  • 250 $0.0900
  • 500 $0.0850
  • 1,000 $0.0810
$0.0810 / $0.1120 Buy Now
Bisco Industries   12643
Buy Now
DISTI # MOL51021-0200
Heilind Electronics 1.25 WTB REC HSG 2CKT Americas - 200019 in Stock
  • 1 $0.0614
  • 2,900 $0.0538
  • 7,200 $0.0515
  • 14,400 $0.0500
  • 28,700 $0.0486
$0.0486 / $0.0614 Buy Now
Bristol Electronics   Min Qty: 4 168
  • 4 $1.6380
  • 14 $1.2285
  • 42 $1.0237
  • 148 $0.6142
$0.6142 / $1.6380 Buy Now
DISTI # MX-51021-0200
TME Connector: wire-wire/PCB, plug, female, PIN: 2, PicoBlade™, crimped Min Qty: 1 29884
  • 1 $0.1000
  • 10 $0.0830
  • 25 $0.0764
  • 50 $0.0718
  • 100 $0.0673
  • 250 $0.0619
  • 500 $0.0581
  • 1,000 $0.0545
  • 2,000 $0.0511
  • 4,000 $0.0504
$0.0504 / $0.1000 Buy Now
Chip 1 Exchange INSTOCK 586979
RFQ
Chip 1 Exchange INSTOCK 27
RFQ
Chip Stock BoardConnector,2Contact(s),1Row(s),Female,Straight,CrimpTerminal,Receptacle 210500
RFQ
Component Electronics, Inc CONN MISC PICK#213405 29012
  • 1 $0.1500
  • 100 $0.1200
  • 1,000 $0.1000
$0.1000 / $0.1500 Buy Now
DISTI # 51021-0200
ECCO   103
  • 1 $0.0616
$0.0616 Buy Now
DISTI # 51021-0200
Maritex Signal and Industrial Connectors, MOLEX, 51021-0200, Straight, TW, 1, Crimp Min Qty: 1 Package Multiple: 1 650
  • 1 $0.0920
  • 10 $0.0800
  • 20 $0.0730
  • 50 $0.0680
  • 100 $0.0620
  • 300 $0.0540
  • 500 $0.0480
  • 1,000 $0.0480
$0.0480 / $0.0920 Buy Now
Win Source Electronics PICOBLADE1.25 REC HSG 2P 144000
  • 5,265 $0.0095
  • 12,825 $0.0078
  • 19,740 $0.0076
  • 27,030 $0.0074
  • 35,215 $0.0071
  • 46,875 $0.0064
$0.0064 / $0.0095 Buy Now

US Tariff Estimator: 51021-0200 by Molex

Calculations from this tool are estimations only for imports into the United States. Please refer to the distributor or manufacturer and reference official US government sources and authorities to verify any final purchase costs.

51021-0200
Molex
Please specify a country of origin.
$
Please specify an import value in USD.
Estimator Results:
Tariff Percentage Tariff Calculation
Import Value
$.
Total Duty
$.
Total Estimate
$.
$.
Based on tariff data from

Part Details for 51021-0200

51021-0200 Part Data Attributes

Parametric Data
51021-0200 Molex
Buy Now Datasheet
Compare Parts:
51021-0200 Molex Board Connector, 2 Contact(s), 1 Row(s), Female, Straight, 0.049 inch Pitch, Crimp Terminal, Locking, Receptacle,
Pbfree Code Yes
Rohs Code Yes
Part Life Cycle Code Active
Reach Compliance Code Compliant
ECCN Code EAR99
HTS Code 8536.69.40.40
Additional Feature Compatible Contacts: 50079-8000; 50058-8000; 50079-8100; 50058-8100
Body Breadth 0.126 Inch
Body Depth 0.156 Inch
Body Length 0.167 Inch
Body/Shell Style Receptacle
Connector Type Board Connector
Contact Finish Mating Not Specified
Contact Finish Termination Not Applicable
Contact Gender Female
Contact Material Not Specified
Contact Pattern Rectangular
Contact Resistance 20 MΩ
DIN Conformance No
Filter Feature No
IEC Conformance No
Insulation Resistance 100000000 Ω
Insulator Material Polybutylene
MIL Conformance No
Mating Contact Pitch 0.049 Inch
Mating Information Multiple Mating Parts Available
Mixed Contacts No
Mounting Option 1 Locking
Mounting Type Cable
Number Of Connectors One
Number of Rows Loaded 1
Operating Temperature-Max 85 °C
Operating Temperature-Min -40 °C
Option General Purpose
Reference Standard Ul
Termination Type Crimp
Total Number of Contacts 2
UL Flammability Code 94V-0

Alternate Parts for 51021-0200

This table gives cross-reference parts and alternative options found for 51021-0200. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of 51021-0200, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.

Part Number Manufacturer Composite Price Description Compare
10114826-00002LF Amphenol Communications Solutions $0.0055 1.25mm Wire to Board Housing, 2 Positions 51021-0200 vs 10114826-00002LF
560021 W+P Products GmbH Check for Price Board Connector, 2 Contact(s), 1 Row(s), Female, 0.049 inch Pitch, Crimp Terminal, Locking, Plug 51021-0200 vs 560021
0510210200 Molex Check for Price Board Connector, 2 Contact(s), 1 Row(s), Female, Straight, Crimp Terminal, Receptacle, ROHS COMPLIANT 51021-0200 vs 0510210200
equivalents icon

51021-0200 Related Parts

51021-0200 Frequently Asked Questions (FAQ)

  • The recommended torque for the screw terminals is 0.5-1.5 Nm (4.4-13.4 in-lbs).

  • Yes, the 51021-0200 is designed to withstand vibrations and can be used in applications with moderate to high vibration levels.

  • The operating temperature range for the 51021-0200 is -40°C to 105°C (-40°F to 221°F).

  • Yes, the 51021-0200 is designed for outdoor use and can withstand exposure to moisture and humidity.

  • No, the 51021-0200 is designed for use with wire gauges 20 AWG to 24 AWG. Using a larger wire gauge may not provide a secure connection.

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