The Hirose FX30B‑4S‑3.81DS is a 4‑position, right‑angle board‑to‑board power receptacle connector (3.81 mm pitch), engineered for reliable global performance. Designed for industrial and infrastructure applications, its advanced misalignment‑absorbing structure ensures robust contact even under mechanical stress. Featuring gold-plated contacts and UL94 V-0 nylon housing, it supports currents up to 13 A per pin and voltages up to 250 V. Compact yet durable, this connector is ideal for professionals worldwide who demand secure power connections that resist misplacement and assembly variances without sacrificing reliability.

Standout Features and Benefits of Buying the Hirose 4-Position, Board-to-Board Power Receptacle Connector

  • High current capacity: up to 13 A per pin, 250 V rating
  • Floating structure absorbs PCB positioning errors, enhancing assembly tolerance
  • Multi‑point contacts with gold plating ensure low resistance and corrosion resistance
  • UL94 V‑0 nylon housing offers flame retardance for safety
  • Right‑angle, through‑hole design enables space‑efficient board layouts and secure mechanical mounting

Wide Application Range

  • Industrial power modules and board stacks
  • Robotics and automation systems
  • Energy storage and UPS systems
  • Smart grid and power distribution units
  • Communication backplanes and embedded systems
  • Harsh‑environment electronic assemblies

Hirose Electric Co Ltd FX30B-4S-3.81DS

Manufacturer:
Manufacturer Part No:
FX30B-4S-3.81DS
Enrgtech Part No:
ET11543336
Warranty:
Manufacturer
£ 4.75 £ 3.33
Checking for live stock
Contact Finish - Mating:
Gold
Style:
Board to Board
HTSUS:
8536.69.4040
RoHS Status:
ROHS3 Compliant
Operating Temperature:
-55°C ~ 105°C
Number of Positions:
4
Insulation Height:
0.433" (11.00mm)
Insulation Color:
Black
REACH Status:
REACH Unaffected
edacadModel:
FX30B-4S-3.81DS Models
Number of Rows:
1
Material Flammability Rating:
UL94 V-0
edacadModelUrl:
/en/models/4755323
Contact Finish Thickness - Mating:
3.90µin (0.099µm)
Voltage Rating:
250V
Row Spacing - Mating:
-
Connector Type:
Receptacle
Number of Positions Loaded:
All
Moisture Sensitivity Level (MSL):
1 (Unlimited)
Contact Type:
Female Blade Socket
Fastening Type:
Latch Holder
Termination:
Solder
standardLeadTime:
12 Weeks
Current Rating (Amps):
13A
Contact Length - Post:
0.130" (3.30mm)
Pitch - Mating:
0.150" (3.81mm)
Ingress Protection:
-
Features:
Board Guide, Board Lock
Mounting Type:
Through Hole, Right Angle
Series:
FunctionMax™ FX30B
Packaging:
Tray
Mated Stacking Heights:
-
Contact Finish - Post:
Tin
Base Product Number:
FX30B
ECCN:
EAR99



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