HKCARD ELECTRONICS: Your Trusted Supplier for Programmable Blank 4G LTE USIM SIM Cards | Writable WCDMA GSM Cards
Blank Programmable 4G LTE USIM SIM Cards Supplier | HKCARDHKCARD ELECTRONICS - 15+ years trusted supplier of writable programmable blank 4G LTE USIM cards, VoLTE ISIM, WCDMA GSM nano micro SIM cards. Bulk wholesale available.HKCARD ELECTRONICS: Professional Supplier of Programmable Blank 4G LTE USIM SIM Cards for Global Telecommunications
Last Updated: January 2025 | Reading Time: 8 minutes
What Are Programmable Blank USIM Cards and Why Do You Need Them?
In today’s rapidly evolving telecommunications landscape, writable programmable blank SIM USIM cards have become essential components for mobile network testing, development, and specialized applications. Whether you’re a telecom operator, research institution, or technology developer, having access to high-quality blank 4G LTE USIM cards can make the difference between successful deployment and costly failures.
HKCARD ELECTRONICS CO., LIMITED has been at the forefront of the mobile phone SIM cards industry for over 15 years, providing reliable, programmable SIM solutions to clients worldwide.
Why Choose HKCARD ELECTRONICS as Your SIM Card Supplier?
✅ 15+ Years Industry Experience
Since our establishment, we have specialized exclusively in manufacturing and supplying programmable blank SIM USIM cards. Our deep expertise covers:
- 4G LTE USIM card programming
- VoLTE ISIM card development
- WCDMA GSM compatible solutions
- Multi-format cards (2FF, 3FF, 4FF, Nano, Micro, Mini)
✅ Comprehensive Product Range
We offer complete solutions including:
| Product Category | Specifications | Pack Sizes |
|---|---|---|
| Blank 4G VoLTE ISIM USIM Card | 128k LTE, FDD WCDMA GSM | 5pcs, 10pcs, 100pcs/lot |
| Writable Programmable Nano Micro SIM | 4G LTE compatible | Bulk wholesale |
| SIM Card Reader Writer Programmer | USB 2.0, Desktop compatible | Individual units |
| 3-in-1 Adapter Cards | 2FF 3FF 4FF formats | With every order |
✅ Quality Assurance
Every writable blank 4G VoLTE ISIM card we supply undergoes rigorous testing to ensure:
- ICCID programmability
- IMSI configuration capability
- ADM KI OPC OP writability
- Milenage algorithm support
Our Complete Product Portfolio
1. Writable Programmable Blank Nano Micro SIM USIM Cards (4G LTE)
Our flagship product line includes 10pcs/lot and 100pcs/lot writable programmable blank nano micro SIM USIM cards designed for:
- Mobile phone testing laboratories
- Telecom operator network trials
- IoT device development
- Research and educational institutions
Key Features:
- Full 4G LTE WCDMA GSM compatibility
- Nano, Micro, and Mini size options (2FF, 3FF, 4FF)
- 128k memory capacity
- Universal programmability
2. Blank 4G VoLTE ISIM USIM Cards
The latest intelligent writable programmable blank LTE USIM wireless 4G cards support:
- Voice over LTE (VoLTE) functionality
- FDD frequency bands
- Advanced security features
- Telecom operator certification testing
3. SIM Card Programming Solutions
Complete programming kits including:
- 4G LTE SIM Card Reader Writer Programmer
- 5PCS 128k 4G VoLTE Blank ISIM Cards
- SIM Card Software (Ver 4.1.5 compatible with 2G/3G/4G/5G)
- HID OMNIKEY 3121 Smart Card Reader (USB 2.0 Desktop, RoHS WEEE Certified)
Application Scenarios
📱 Phone SIM USIM Read-Write Card Testing
Our testing mobile phone SIM blank cards are specifically designed for:
Quality Control Testing:
- Network connectivity verification
- Signal strength measurement
- Handover testing between cells
Development Applications:
- New device compatibility testing
- Operating system integration
- Custom firmware development
📡 Telecom Operator Solutions
Operators worldwide trust HKCARD for:
- Network infrastructure testing
- Subscriber identity module development
- Roaming compatibility verification
- VoLTE service deployment testing
🔬 Research and Development
Universities and research centers use our blank programmable writable 4G LTE USIM cards for:
- Telecommunications security research
- Protocol analysis
- Authentication mechanism studies
- Network simulation projects
🌐 IoT and M2M Applications
Machine-to-machine communication requires reliable SIM solutions:
- Smart meter connectivity
- Vehicle tracking systems
- Industrial automation
- Remote monitoring equipment
Technical Specifications
Card Format Compatibility
┌─────────────────────────────────────────────┐
│ Format │ Standard │ Dimensions (mm) │
├─────────────────────────────────────────────┤
│ 2FF │ Mini SIM │ 25 × 15 × 0.76 │
│ 3FF │ Micro SIM│ 15 × 12 × 0.76 │
│ 4FF │ Nano SIM │ 12.3 × 8.8 × 0.67 │
└─────────────────────────────────────────────┘Network Compatibility
- 2G Networks: GSM 850/900/1800/1900 MHz
- 3G Networks: WCDMA all bands
- 4G Networks: LTE FDD/TDD all global bands
- 5G Ready: Compatible with 5G NSA devices
Programming Parameters
Every card supports customization of:
| Parameter | Description |
|---|---|
| ICCID | Integrated Circuit Card Identifier |
| IMSI | International Mobile Subscriber Identity |
| KI | Authentication Key |
| OPC/OP | Operator Authentication Keys |
| ADM | Administrative Key |
| PLMN | Public Land Mobile Network Selection |
How to Order from HKCARD ELECTRONICS
Step 1: Select Your Products
Choose from our range:
- ☐ 5PCS Factory Supply Blank Programmable Writable 4G LTE USIM cards
- ☐ 10pcs/lot Writable Programmable Blank Nano Micro SIM USIM Card
- ☐ 100pcs/lot Writable Programmable Blank SIM USIM Card 4G LTE WCDMA GSM
- ☐ 4G LTE SIM Card Reader Writer Programmer Kit
- ☐ HID OMNIKEY 3121 Contact Smart Card Reader
Step 2: Contact Our Sales Team
HKCARD ELECTRONICS CO., LIMITED
📧 Email:byronhan@cardmfg.com
🌐 Website: https://www.cardmfg.com/
📱 WhatsApp/Wechat: +8615817372512
Step 3: Receive Quotation
We provide:
- Competitive wholesale pricing
- Volume discounts for bulk orders
- Customization options
- Technical support packages
Step 4: Fast Global Shipping
- Express delivery worldwide
- Secure packaging
- Tracking provided
- Customs documentation included
Frequently Asked Questions
Q: What is a programmable blank USIM card?
A: A writable programmable blank USIM card is a Universal Subscriber Identity Module that comes without pre-programmed network credentials. This allows users to configure ICCID, IMSI, KI, OPC, and other parameters for testing, development, or specialized applications.
Q: Are your 4G LTE USIM cards compatible with all networks?
A: Yes, our blank 4G VoLTE ISIM USIM cards are designed for universal compatibility with WCDMA, GSM, and LTE networks worldwide. They support all standard frequency bands and can be programmed for any operator.
Q: What card reader do you recommend?
A: We recommend the HID OMNIKEY 3121 Smart Card Reader (USB 2.0 Desktop Card Reader). It’s RoHS WEEE certified, features a two-tone gray design, and provides reliable read/write functionality for all our SIM cards.
Q: Do you provide programming software?
A: Yes, we supply SIM Card Software (Version 4.1.5) compatible with 2G, 3G, 4G, and 5G networks. Complete programming kits are available including reader, cards, and software.
Q: What is the minimum order quantity?
A: We offer flexible ordering options:
- Starter packs: 5PCS
- Standard packs: 10pcs/lot
- Bulk orders: 100pcs/lot and above
- Custom quantities available for enterprise clients
Q: Can the cards be reprogrammed multiple times?
A: Yes, our writable blank SIM USIM cards support multiple reprogramming cycles, making them ideal for testing environments where frequent configuration changes are required.
Customer Testimonials
“We’ve been sourcing our test SIM cards from HKCARD for over 5 years. Their 4G LTE USIM cards are consistently reliable and their technical support is excellent.”
— Telecommunications Research Lab, Germany
“The 100pcs/lot programmable SIM cards we ordered arrived quickly and worked perfectly with our testing equipment. Great quality and competitive pricing.”
— Mobile Device Manufacturer, South Korea
“HKCARD’s blank VoLTE ISIM cards helped us accelerate our network testing timeline significantly. Highly recommended supplier.”
— Telecom Operator, Southeast Asia
Industry Standards and Certifications
HKCARD ELECTRONICS products comply with:
- ETSI Standards for SIM card specifications
- 3GPP Requirements for USIM functionality
- ISO/IEC 7816 for smart card interfaces
- RoHS Directive for environmental compliance
- WEEE Certification for electronic waste management
Contact HKCARD ELECTRONICS Today
Ready to order programmable blank 4G LTE USIM SIM cards from a trusted supplier?
HKCARD ELECTRONICS CO., LIMITED
📍 Hong Kong
HKCARD ELECTRONICS CO., LIMITED
📧 Email:byronhan@cardmfg.com
🌐 Website: https://www.cardmfg.com/
📱 WhatsApp/Wechat: +8615817372512
Business Hours: Monday – Saturday, 9:00 AM – 6:00 PM (HKT)
Request a Quote
Fill out our online inquiry form for:
- Volume pricing
- Custom specifications
- Technical consultation
- Sample orders
[Contact Us Now →]
HKCARD ELECTRONICS CO., LIMITED
📧 Email:byronhan@cardmfg.com
🌐 Website: https://www.cardmfg.com/
📱 WhatsApp/Wechat: +8615817372512
Related Resources
- Complete Guide to USIM Card Programming
- 4G LTE Network Testing Best Practices
- SIM Card Reader Setup Instructions
- ICCID IMSI Configuration Tutorial
© 2025 HKCARD ELECTRONICS CO., LIMITED. All rights reserved. | Professional Supplier of Programmable Blank 4G LTE USIM SIM Cards
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