Molex 640504-2 Header 20-Position 4-Row 4.20mm Pitch
MPN640504-2
Active
Molex 640504-2, MR series 4-row shrouded header, 20 positions, 0.165 in (4.20 mm) pitch, latch-lock latch lock, through-hole solder termination, male pin contacts, 250 VAC, 6 A per circuit, gold on mating face / tin-lead on post, operating -55 to 105 °C, UL94 V-0 nylon housing.
$6.0700Ref. price · indicative, final on quote
Source DocumentedChannel stated on listing & quote
Condition PhotosReal unit photos / video on request
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Worldwide DispatchDHL/FedEx — transit quoted per order
Independent China distributor & sourcing agent· Listing updated Jul 2026
Specifications
| Parameter | Value |
|---|---|
| Series | MR (Miniature Rectangular) |
| Type | Male Pin |
| Mounting | Through Hole |
| Connector type | Header |
| Fastening type | Latch Lock |
| Voltage rating | 250VAC |
| Current rating | 6A |
| Operating temperature | -55°C~105°C |
| Contact material | Phosphor Bronze |
| Insulation color | Black, Red |
| Insulation height | 0.531\" (13.50mm) |
| Insulation material | Polyamide (PA), Nylon |
All specifications
| Parameter | Value |
|---|---|
| Material flammability rating | UL94 V-0 |
| Style | Board to Cable/Wire |
| Package | Bulk |
| Shrouding | Shrouded - 4 Wall |
| Termination | Solder |
| Applications | General Purpose |
| Contact shape | Circular |
| Rows | 4 |
| Pitch | 0.165\" (4.20mm) |
| Positions | 20 |
| Row spacing - mating | 0.165\" (4.20mm) |
| Contact finish - post | Tin-Lead |
| Contact length - post | 0.150\" (3.81mm) |
| Contact finish - mating | Gold |
| Contact length - mating | 0.220\" (5.59mm) |
| Contact finish thickness - post | 150.0µin (3.81µm) |
| Contact finish thickness - mating | 30.0µin (0.76µm) |
Frequently asked questions
What is 640504-2's listed series and connector style on this product line?
The 640504-2 is listed as Style Board to Cable/Wire, Series MR (Miniature Rectangular). It is a 4-row, 20-position shrouded male pin header with through-hole solder termination and latch-lock fastening.