The SM04B-SRSS-TB(LF)(SN) from JST is a 1.0mm pitch, 4-position, surface-mount wire-to-board connector that offers high performance in a miniature form factor. Whether you’re building consumer electronics, wearable devices, drones, or compact embedded systems, this connector provides a secure and efficient connection with a low profile and reliable mating.

Designed as part of the trusted JST SH Series, this connector is RoHS-compliant and halogen-free, making it a go-to solution for engineers looking for both quality and compliance.
🔍 Product Overview: What is the SM04B-SRSS-TB(LF)(SN)?
The SM04B-SRSS-TB(LF)(SN) is a 4-pin surface-mount connector designed for 1.0mm pitch wire-to-board applications. With a side-entry (right-angle) configuration and compact footprint, it is suitable for high-density PCBs where space is at a premium.
📐 Key Specifications:
Feature | Specification |
---|---|
Manufacturer | JST (Japan Solderless Terminals) |
Series | SH Series |
Part Number | SM04B-SRSS-TB(LF)(SN) |
Number of Positions | 4 |
Pitch | 1.0mm |
Mounting Type | Surface Mount, Right Angle (Side Entry) |
Contact Type | Socket |
Operating Temperature | -25°C to +85°C |
Compliance | RoHS, Lead-Free, Halogen-Free |
Mating Connector | JST SH Series Cable Assemblies |
⚙️ Key Features & Benefits
- ✅ Ultra-Compact 1.0mm Pitch – Ideal for miniaturized electronics and tight PCB layouts
- ✅ Secure Locking Mechanism – Ensures reliable electrical and mechanical connection
- ✅ SMT Compatibility – Compatible with automated surface mount assembly lines
- ✅ RoHS & Lead-Free Compliant – Eco-friendly and industry approved
- ✅ High Durability – Designed for 30+ mating cycles
💡 Common Applications
The SM04B-SRSS-TB(LF)(SN) connector is perfect for:
- 📱 Wearable Devices & Smart Gadgets
- 🕹️ Consumer Electronics & Gaming Devices
- 🚁 Drones & Robotics
- 🧠 IoT and Embedded Systems
- 💻 Laptops, Tablets, and Handheld Devices
- 🔋 Battery Management Systems
Its small footprint and reliable contact performance make it a preferred choice for engineers developing portable, space-constrained, and high-reliability electronic products.
🔎 Why Choose JST SM04B-SRSS-TB(LF)(SN)?
With decades of experience in connector manufacturing, JST delivers performance and reliability. When you choose this connector, you benefit from:
- 🏭 Japanese engineering excellence
- 🌍 Global compliance and recognition
- 📦 Broad ecosystem of compatible JST SH cable assemblies
- 🧩 Smooth integration into modern SMT manufacturing lines
🛒 Buy SM04B-SRSS-TB(LF)(SN) – In Stock & Ready to Ship!
we supply authentic JST SM04B-SRSS-TB(LF)(SN) connectors at competitive pricing with:
- ✅ 100% original and RoHS-compliant parts
- 🚚 Fast international shipping
- 📉 Bulk pricing and OEM discounts
- 🧑💻 Technical support and datasheet access
👉 [Order SM04B-SRSS-TB(LF)(SN) Now] – Secure your designs with a reliable and compact wire-to-board connection from JST.
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