Board to Board & Mezzanine Connectors

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Industry 4.0 Solutions

Molex Industry 4.0 Solutions feature a wide range of technologies geared to help revolutionize the industrial automation market. This fourth industrial revolution brings the promise of greater freedom and flexibility for machine builders and line developers to venture beyond current restrictive and proprietary solutions. As global markets expand, industrial automation machine builders appear to be steadily transitioning beyond the limitations of proprietary solutions and wiring in favor of more open platforms. These Molex products are ruggedly designed and engineered to provide infrastructure solutions for harsh-duty manufacturing environments, including automotive, food/beverage, material handling, and commercial vehicles.

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (EUR) Filter the results in the table by unit price based on your quantity.	Qty.	Product	Number of Positions	Pitch	Number of Rows	Termination Style	Mounting Angle	Stack Height	Current Rating	Voltage Rating	Minimum Operating Temperature	Maximum Operating Temperature	Contact Plating	Contact Material	Housing Material	Series	Packaging
Board to Board & Mezzanine Connectors SlimStack Bd-to-Bd Recept., 0.35mm Pit., SSB RP Series, 0.6mm Mated Ht., 2mm Mated Width, 30 Pos., Armor Nail 505066-3022 Molex 1: 0,619 € 7.794In Stock	Mfr. Part No. 505066-3022 Mouser Part No 538-505066-3022	Molex	Board to Board & Mezzanine Connectors SlimStack Bd-to-Bd Recept., 0.35mm Pit., SSB RP Series, 0.6mm Mated Ht., 2mm Mated Width, 30 Pos., Armor Nail Learn More about Molex slimstack	Datasheet	7.794In Stock	Cut Tape 0,619 € 0,525 € 0,47 € 0,446 € View Reel 0,341 € 0,399 € 0,38 € 0,359 € 0,355 € 0,341 € MouseReel Available	Min.: 1 Mult.: 1 : 8.000	Receptacles	30 Position	0.35 mm (0.014 in)	2 Row	Solder	Vertical	0.6 mm	300 mA	50 V	- 40 C	+ 85 C	Gold	Copper	Liquid Crystal Polymer (LCP)	505066	Reel, Cut Tape, MouseReel
Board to Board & Mezzanine Connectors SlimStack Bd-to-Bd Recept., 0.35mm Pit., SSB RP Series, 0.6mm Mated Ht., 2mm Mated Width, 40 Pos., Armor Nail 505066-4022 Molex 1: 0,688 € 8.593In Stock	Mfr. Part No. 505066-4022 Mouser Part No 538-505066-4022	Molex	Board to Board & Mezzanine Connectors SlimStack Bd-to-Bd Recept., 0.35mm Pit., SSB RP Series, 0.6mm Mated Ht., 2mm Mated Width, 40 Pos., Armor Nail Learn More about Molex slimstack ssb6 connectors	Datasheet	8.593In Stock	Cut Tape 0,688 € 0,583 € 0,52 € 0,496 € View Reel 0,417 € 0,464 € 0,443 € 0,421 € 0,417 € 0,417 € MouseReel Available	Min.: 1 Mult.: 1 : 8.000	Receptacles	40 Position	0.35 mm (0.014 in)	2 Row	Solder	Vertical	0.6 mm	300 mA	50 V	- 40 C	+ 85 C	Gold	Copper	Liquid Crystal Polymer (LCP)	505066	Reel, Cut Tape, MouseReel
Board to Board & Mezzanine Connectors SlimStack Bd-to-Bd Recept., 0.35mm Pit., SSB RP Series, 0.6mm Mated Ht., 2mm Mated Width, 34 Pos., Armor Nail 505066-3422 Molex 1: 0,645 € 4.334In Stock	Mfr. Part No. 505066-3422 Mouser Part No 538-505066-3422	Molex	Board to Board & Mezzanine Connectors SlimStack Bd-to-Bd Recept., 0.35mm Pit., SSB RP Series, 0.6mm Mated Ht., 2mm Mated Width, 34 Pos., Armor Nail Learn More about Molex slimstack	Datasheet	4.334In Stock	Cut Tape 0,645 € 0,547 € 0,488 € 0,476 € View Reel 0,393 € 0,464 € 0,441 € 0,405 € 0,395 € 0,393 € 0,393 € MouseReel Available	Min.: 1 Mult.: 1 : 8.000	Receptacles	34 Position	0.35 mm (0.014 in)	2 Row	Solder	Vertical	0.6 mm	300 mA	50 V	- 40 C	+ 85 C	Gold	Copper	Liquid Crystal Polymer (LCP)	505066	Reel, Cut Tape, MouseReel
Board to Board & Mezzanine Connectors VersaPwr Bd-to-Bd Recept., 0.3mm Pit., 0.6mm Ht., 20 Sig Pin + 8 Pwr Pin + 1 Fitting Nail, 8 Reels/Ctn. 226276-0202 Molex 1: 0,568 € 173In Stock 8.000Expected 12/21/2026 New Product	Mfr. Part No. 226276-0202 Mouser Part No 538-226276-0202 New Product	Molex	Board to Board & Mezzanine Connectors VersaPwr Bd-to-Bd Recept., 0.3mm Pit., 0.6mm Ht., 20 Sig Pin + 8 Pwr Pin + 1 Fitting Nail, 8 Reels/Ctn. Learn More about Molex versapower connectors	Datasheet	173In Stock 8.000Expected 12/21/2026	Cut Tape 0,568 € 0,483 € 0,432 € 0,411 € Reel 0,332 € View 0,367 € 0,323 € 0,304 € 0,297 €	Min.: 1 Mult.: 1 : 1.000	Receptacle	28 Position	0.3 mm, 0.6 mm	2 Row	Solder	Vertical		300 mA, 3 A	50 V	- 40 C	+ 85 C	Gold	Copper Alloy	Liquid Crystal Polymer (LCP)	226276	Reel, Cut Tape
Board to Board & Mezzanine Connectors SlimStack Bd-to-Bd Recept., 0.35mm Pit., SSB RP Series, 0.6mm Mated Ht., 2mm Mated Width, 42 Pos., Armor Nail 505066-4222 Molex 1: 0,826 € 315In Stock	Mfr. Part No. 505066-4222 Mouser Part No 538-505066-4222	Molex	Board to Board & Mezzanine Connectors SlimStack Bd-to-Bd Recept., 0.35mm Pit., SSB RP Series, 0.6mm Mated Ht., 2mm Mated Width, 42 Pos., Armor Nail Learn More about Molex slimstack	Datasheet	315In Stock	Cut Tape 0,826 € 0,699 € 0,624 € 0,59 € View Reel 0,42 € 0,531 € 0,472 € 0,443 € 0,42 € 0,42 €	Min.: 1 Mult.: 1 : 8.000	Receptacles	42 Position	0.35 mm (0.014 in)	2 Row	Solder	Vertical	0.6 mm	300 mA	50 V	- 40 C	+ 85 C	Gold	Copper	Liquid Crystal Polymer (LCP)	505066	Reel, Cut Tape
Board to Board & Mezzanine Connectors SlimStack Bd-to-Bd Recept., 0.4mm Pit., B8 Series, 0.8mm Mated Ht., 2.5mm Mated Width, 16 Pos. 505550-1620 Molex 1: 0,533 € 355In Stock	Mfr. Part No. 505550-1620 Mouser Part No 538-505550-1620	Molex	Board to Board & Mezzanine Connectors SlimStack Bd-to-Bd Recept., 0.4mm Pit., B8 Series, 0.8mm Mated Ht., 2.5mm Mated Width, 16 Pos. Learn More about Molex slimstack hybrid	Datasheet	355In Stock	Cut Tape 0,533 € 0,453 € 0,405 € 0,385 € Reel 0,282 € View 0,344 € 0,328 € 0,307 € 0,264 €	Min.: 1 Mult.: 1 : 7.000	Plugs	16 Position	0.4 mm (0.016 in)	2 Row	Solder	Vertical	0.8 mm	300 mA	50 V	- 40 C	+ 85 C	Gold		Liquid Crystal Polymer (LCP)	505550	Reel, Cut Tape
Board to Board & Mezzanine Connectors SlimStack Bd-to-Bd Recept., 0.35mm Pit., SSB RP Series, 0.6mm Mated Ht., 2mm Mated Width, 22 Pos., Armor Nail 505066-2222 Molex 1: 0,636 € 2.319In Stock	Mfr. Part No. 505066-2222 Mouser Part No 538-505066-2222	Molex	Board to Board & Mezzanine Connectors SlimStack Bd-to-Bd Recept., 0.35mm Pit., SSB RP Series, 0.6mm Mated Ht., 2mm Mated Width, 22 Pos., Armor Nail Learn More about Molex slimstack	Datasheet	2.319In Stock	Cut Tape 0,636 € 0,49 € 0,406 € 0,377 € View Reel 0,285 € 0,321 € 0,31 € 0,301 € 0,295 € 0,285 €	Min.: 1 Mult.: 1 : 8.000	Receptacles	22 Position	0.35 mm (0.014 in)	2 Row	Solder	Vertical	0.6 mm	300 mA	50 V	- 40 C	+ 85 C	Gold	Copper	Liquid Crystal Polymer (LCP)	505066	Reel, Cut Tape
Board to Board & Mezzanine Connectors SlimStack Bd-to-Bd Recept., 0.35mm Pit., SSB RP Series, 0.6mm Mated Ht., 2mm Mated Width, 48 Pos., Armor Nail 505066-4822 Molex 1: 1,02 € 1.399In Stock	Mfr. Part No. 505066-4822 Mouser Part No 538-505066-4822	Molex	Board to Board & Mezzanine Connectors SlimStack Bd-to-Bd Recept., 0.35mm Pit., SSB RP Series, 0.6mm Mated Ht., 2mm Mated Width, 48 Pos., Armor Nail Learn More about Molex slimstack	Datasheet	1.399In Stock	Cut Tape 1,02 € 0,808 € 0,673 € 0,627 € View Reel 0,499 € 0,573 € 0,538 € 0,524 € 0,507 € 0,499 € 0,499 € MouseReel Available	Min.: 1 Mult.: 1 : 8.000	Receptacles	48 Position	0.35 mm (0.014 in)	2 Row	Solder	Vertical	0.6 mm	300 mA	50 V	- 40 C	+ 85 C	Gold	Copper	Liquid Crystal Polymer (LCP)	505066	Reel, Cut Tape, MouseReel
Board to Board & Mezzanine Connectors SlimStack Bd-to-Bd Recept., 0.4mm Pit., B8 Series, 0.8mm Mated Ht., 2.5mm Mated Width, 30 Pos. 505550-3020 Molex 1: 0,989 € 1.550In Stock	Mfr. Part No. 505550-3020 Mouser Part No 538-505550-3020	Molex	Board to Board & Mezzanine Connectors SlimStack Bd-to-Bd Recept., 0.4mm Pit., B8 Series, 0.8mm Mated Ht., 2.5mm Mated Width, 30 Pos. Learn More about Molex slimstack	Datasheet	1.550In Stock	Cut Tape 0,989 € 0,839 € 0,749 € 0,713 € View Reel 0,523 € 0,668 € 0,636 € 0,594 € 0,561 € 0,523 € MouseReel Available	Min.: 1 Mult.: 1 : 7.000	Receptacles	30 Position	0.4 mm (0.016 in)	2 Row	Solder	Vertical	0.8 mm	300 mA	50 V	- 40 C	+ 85 C	Gold	Copper	Liquid Crystal Polymer (LCP)	505550	Reel, Cut Tape, MouseReel
Board to Board & Mezzanine Connectors SlimStack Bd-to-Bd Recept., 0.4mm Pit., B8 Series, 0.8mm Mated Ht., 2.5mm Mated Width, 34 Pos. 505550-3420 Molex 1: 0,843 € 99In Stock	Mfr. Part No. 505550-3420 Mouser Part No 538-505550-3420	Molex	Board to Board & Mezzanine Connectors SlimStack Bd-to-Bd Recept., 0.4mm Pit., B8 Series, 0.8mm Mated Ht., 2.5mm Mated Width, 34 Pos. Learn More about Molex slimstack	Datasheet	99In Stock	Cut Tape 0,843 € 0,72 € 0,642 € 0,611 € View Reel 0,46 € 0,574 € 0,546 € 0,514 € 0,482 € 0,46 € MouseReel Available	Min.: 1 Mult.: 1 : 7.000	Receptacles	34 Position	0.4 mm (0.016 in)	2 Row	Solder	Vertical	0.8 mm	300 mA	50 V	- 40 C	+ 85 C	Gold	Copper	Liquid Crystal Polymer (LCP)	505550	Reel, Cut Tape, MouseReel
Board to Board & Mezzanine Connectors 0.5mm Pit. SlimStack Recept., SMT, Dual Row, Vert., 3.00 and 4mm Stacking Ht.s, Lower Circuit Size Version, White, 70 Pos. 52991-0708 Molex 1: 5,39 € 57In Stock	Mfr. Part No. 52991-0708 Mouser Part No 538-52991-0708	Molex	Board to Board & Mezzanine Connectors 0.5mm Pit. SlimStack Recept., SMT, Dual Row, Vert., 3.00 and 4mm Stacking Ht.s, Lower Circuit Size Version, White, 70 Pos. Learn More about Molex slimstack	Datasheet	57In Stock	Cut Tape 5,39 € 4,59 € 4,30 € 4,09 € View Reel 3,08 € 3,90 € 3,66 € 3,63 € 3,49 € 3,08 € MouseReel Available	Min.: 1 Mult.: 1 : 3.000	Receptacles	70 Position	0.5 mm (0.02 in)	2 Row	Solder	Vertical	3 mm, 4 mm	500 mA	50 V	- 40 C	+ 105 C	Gold	Copper	Liquid Crystal Polymer (LCP)	52991	Reel, Cut Tape, MouseReel
Board to Board & Mezzanine Connectors SlimStack Bd-to-Bd Recept., 0.35mm Pit., SSB RP Series, 0.6mm Mated Ht., 2mm Mated Width, 50 Pos., Armor Nail 505066-5022 Molex 48.000: 0,498 € Non-Stocked Lead-Time 10 Weeks	Mfr. Part No. 505066-5022 Mouser Part No 538-505066-5022	Molex	Board to Board & Mezzanine Connectors SlimStack Bd-to-Bd Recept., 0.35mm Pit., SSB RP Series, 0.6mm Mated Ht., 2mm Mated Width, 50 Pos., Armor Nail Learn More about Molex slimstack	Datasheet	Non-Stocked Lead-Time 10 Weeks	Cut Tape 0,498 €	Min.: 48.000 Mult.: 48.000 : 8.000	Receptacles	50 Position	0.35 mm (0.014 in)	2 Row	Solder	Vertical	0.6 mm	300 mA	50 V	- 40 C	+ 85 C	Gold	Copper	Liquid Crystal Polymer (LCP)	505066	Reel
Board to Board & Mezzanine Connectors SlimStack Bd-to-Bd Plug, 0.4mm Pit., B8 Series, 0.8mm Mated Ht., 2.5mm Mated Width, 30 Pos. 505551-3020 Molex 42.000: 0,569 € Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. 505551-3020 Mouser Part No 538-505551-3020	Molex	Board to Board & Mezzanine Connectors SlimStack Bd-to-Bd Plug, 0.4mm Pit., B8 Series, 0.8mm Mated Ht., 2.5mm Mated Width, 30 Pos. Learn More about Molex slimstack	Datasheet	Non-Stocked Lead-Time 12 Weeks	Cut Tape 0,569 €	Min.: 42.000 Mult.: 42.000 : 7.000	Headers	30 Position	0.4 mm (0.016 in)	2 Row	Solder	Vertical	0.8 mm	300 mA	50 V	- 40 C	+ 85 C	Gold	Copper	Liquid Crystal Polymer (LCP)	505551	Reel
Board to Board & Mezzanine Connectors SlimStack Bd-to-Bd Recept., 0.35mm Pit., SSB RP Series, 0.6mm Mated Ht., 2mm Mated Width, 24 Pos., Armor Nail 505066-2422 Molex 160.000: 0,289 € Non-Stocked Lead-Time 20 Weeks	Mfr. Part No. 505066-2422 Mouser Part No 538-505066-2422	Molex	Board to Board & Mezzanine Connectors SlimStack Bd-to-Bd Recept., 0.35mm Pit., SSB RP Series, 0.6mm Mated Ht., 2mm Mated Width, 24 Pos., Armor Nail Learn More about Molex slimstack	Datasheet	Non-Stocked Lead-Time 20 Weeks	Cut Tape 0,289 € MouseReel Available	Min.: 160.000 Mult.: 160.000 : 8.000	Receptacles	24 Position	0.35 mm (0.014 in)	2 Row	Solder	Vertical	0.6 mm	300 mA	50 V	- 40 C	+ 85 C	Gold	Copper	Liquid Crystal Polymer (LCP)	505066	Reel
Board to Board & Mezzanine Connectors SlimStack Bd-to-Bd Recept., 0.4mm Pit., B8 Series, 0.8mm Mated Ht., 2.5mm Mated Width, 50 Pos. 505550-5020 Molex 42.000: 0,651 € Non-Stocked Lead-Time 13 Weeks	Mfr. Part No. 505550-5020 Mouser Part No 538-505550-5020	Molex	Board to Board & Mezzanine Connectors SlimStack Bd-to-Bd Recept., 0.4mm Pit., B8 Series, 0.8mm Mated Ht., 2.5mm Mated Width, 50 Pos. Learn More about Molex slimstack hybrid	Datasheet	Non-Stocked Lead-Time 13 Weeks	Cut Tape 0,651 €	Min.: 42.000 Mult.: 42.000 : 7.000	Plugs	50 Position	0.4 mm (0.016 in)	2 Row	Solder	Vertical	0.8 mm	300 mA	50 V	- 40 C	+ 85 C	Gold		Liquid Crystal Polymer (LCP)	505550	Reel
Board to Board & Mezzanine Connectors SlimStack Bd-to-Bd Plug, 0.4mm Pit., B8 Series, 0.8mm Mated Ht., 2.5mm Mated Width, 50 Pos. 505551-5020 Molex 42.000: 0,783 € Non-Stocked	Mfr. Part No. 505551-5020 Mouser Part No 538-505551-5020	Molex	Board to Board & Mezzanine Connectors SlimStack Bd-to-Bd Plug, 0.4mm Pit., B8 Series, 0.8mm Mated Ht., 2.5mm Mated Width, 50 Pos. Learn More about Molex slimstack hybrid	Datasheet	Non-Stocked	Cut Tape 0,783 €	Min.: 42.000 Mult.: 42.000 : 7.000	Plugs	50 Position	0.4 mm (0.016 in)	2 Row	Solder	Vertical	0.8 mm	300 mA	50 V	- 40 C	+ 85 C	Gold		Liquid Crystal Polymer (LCP)	505551	Reel