HKCARD ELECTRONICS – Premium Programmable 4G LTE USIM/ISIM Blank Cards | 100+ pcs/lot | WCDMA/GSM/VoLTE Compatible
HKCARD ELECTRONICS is a trusted 15+ year supplier of writable, programmable 4G LTE USIM & ISIM blank cards for telecom testing, SIM reader/writer systems, and operator deployment. Compatible with Nano/Micro/Mini (2FF/3FF/4FF), VoLTE, WCDMA, GSM. Bulk orders, RoHS certified, fast global shipping.
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HKCARD ELECTRONICS: Your Trusted Partner in Programmable SIM Card Technology
For over 15 years, HKCARD ELECTRONICS CO., LIMITED has been the preferred supplier of high-reliability programmable blank USIM and ISIM cards to telecom operators, device manufacturers, testing labs, and SIM card programmers worldwide. As a certified manufacturer with full RoHS and WEEE compliance, we specialize in delivering blank 4G LTE USIM/ISIM cards engineered for precision, compatibility, and seamless integration with leading reader/writer systems like HID Omnikey 3121.
Whether you’re developing new VoLTE-enabled devices, validating SIM authentication protocols, or deploying custom eSIM profiles — our writable, programmable blank SIM cards are designed to meet the most demanding industry standards.
Why Choose HKCARD for Your Blank SIM Card Needs?
✅ 15+ Years of Industry Expertise – We’ve shipped over 50 million programmable SIM cards globally.
✅ Full Compatibility – Works flawlessly with GSM, WCDMA, LTE, VoLTE, FDD, TDD, and 5G-ready networks.
✅ Multi-Format Support – One card, three sizes: Nano (4FF), Micro (3FF), Mini (2FF) — all in our patented 3-in-1 design.
✅ High-Performance Chips – 128KB memory, ICCID, IMSI, ADM, KI, OPC, OP, and OTA-ready profiles pre-configurable.
✅ Certified Quality – RoHS, WEEE, CE certified. Tested for thermal stability, ESD resistance, and read/write durability.
✅ Seamless Integration – Perfectly compatible with HID Omnikey 3121 Smart Card Readers, USB 2.0 desktop readers, and SIM programming software (v4.1.5+).
Our Core Product Range – Engineered for Professionals
🔹 Programmable Blank 4G LTE USIM/ISIM Cards (128KB)
Ideal for telecom R&D, carrier testing, and device certification.
- Supports VoLTE, LTE, WCDMA, GSM
- Pre-loaded with ICCID, IMSI, KI, OPC, OP fields ready for custom provisioning
- Compatible with HID Omnikey 3121, ACR38, Gemalto, and all major SIM programmers
Available in bulk:
- ✅ 5pcs/lot – Sample testing
- ✅ 10pcs/lot – Prototyping
- ✅ 100pcs/lot – Mass deployment
“Used by 3 major European telecom labs for VoLTE certification — zero failure rate over 2 years.” — Client Testimonial
🔹 Writable Blank SIM Cards with 3-in-1 Adapter Design (2FF/3FF/4FF)
No more juggling multiple card sizes. Our single-card solution fits all standard SIM trays — from smartphones to IoT modules.
- Nano (4FF): iPhone 7+, Samsung S8+
- Micro (3FF): Older Android tablets, 4G routers
- Mini (2FF): Legacy devices, embedded systems
🔹 Complete SIM Programming Kits
We don’t just supply cards — we enable full workflows:
- 4G LTE SIM Card Reader/Writer + Programmer
- 5PCS 128KB Blank ISIM/USIM Cards
- 1PC SIM Software v4.1.5 (Windows/Mac compatible)
- USB 2.0 Desktop Reader (RoHS certified)
Perfect for:
- Telecom engineers
- SIM card resellers
- IoT device manufacturers
- Mobile network testers
🔹 Blank 4G VoLTE ISIM/USIM Cards with Mileage & OTA Support
For operators deploying eSIM, iSIM, and remote provisioning — our cards support:
- OTA (Over-The-Air) updates
- Mileage tracking for loyalty programs
- ADM (Application Download Manager) for secure profile injection
- KI/OPC/OP encryption keys pre-loaded for secure authentication
Perfectly Integrated with Leading Hardware
Our cards are rigorously tested with:
- HID Omnikey 3121 Contact Smart Card Reader (R31210320-01)
- ACS ACR122U, SCM Micro, Giesecke+Devrient readers
- Android/iOS SIM testing apps (e.g., SIMToolKit, CardTestPro)
No compatibility issues. No driver conflicts. Just plug, read, write, and deploy.
Who Uses HKCARD Blank SIM Cards?
- Telecom Operators – Testing new VoLTE rollouts
- Device OEMs – Validating SIM authentication in smartphones, tablets, and wearables
- SIM Card Distributors – Offering white-label programmable SIMs
- IoT & M2M Companies – Deploying global connectivity modules
- Research Labs – Simulating network environments for 4G/5G certification
- Mobile Repair Shops – Replacing damaged SIMs with programmable blanks
Why We’re the #1 Choice for Global Buyers
🔹 Factory Direct Pricing – No middlemen. Save up to 40% vs. distributors.
🔹 Same-Day Shipping – From Hong Kong to USA, EU, ASEAN, LATAM.
🔹 Custom Branding – Add your logo, ICCID range, or packaging.
🔹 ISO 9001 Certified Production – Every card is individually tested.
🔹 24/7 Technical Support – We help you program, troubleshoot, and scale.
Ready to Order? Contact HKCARD Today
Don’t risk unreliable suppliers. Choose the partner trusted by global telecom innovators.
- HKCARD ELECTRONICS CO.,LIMITED
- Whatsapp/wechat:+8615817372512
- Skype/Teams：byron1681
- Email：byronhan@cardmfg.com
📦 Minimum Order: 5 pcs | Lead Time: 1–3 business days
Bulk discounts available for 500+ pcs. OEM/private label welcome.
- Programmable 4G LTE USIM Blank Cards – HKCARD’s 15-Year Trusted Supplier for Telecom Testing
- Buy Writable 4G VoLTE ISIM Cards in Bulk – Compatible with HID Omnikey 3121 & 3-in-1 SIM Sizes
- HKCARD: Global Supplier of Blank SIM Cards for GSM, WCDMA, LTE & VoLTE – RoHS Certified
- 100pcs 4G LTE USIM Blank Cards with Nano/Micro/Mini Adapter – Ideal for SIM Programmers & IoT
- 4G LTE SIM Card Reader + 5pcs Blank ISIM Cards – Complete Testing Kit from HKCARD ELECTRONICS
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Best Regards
Byron
HKCARD ELECTRONICS CO.,LIMITED
Whatsapp/wechat:+8615817372512
Skype/Teams：byron1681
Email：byronhan@cardmfg.com
