Blank 4G LTE USIM SIM Cards Wholesale | HKCARD Electronics

HKCARD ELECTRONICS: 15+ years supplying writable programmable blank 4G LTE USIM, VoLTE ISIM, WCDMA GSM nano micro SIM cards. Perfect for testing, telecom operators. Bulk 5-100pcs lots, global shipping.

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HKCARD ELECTRONICS: Professional Supplier of Writable Programmable Blank 4G LTE USIM SIM Cards for Telecom and Mobile Testing

Published: March 2025 | Reading Time: 9 minutes | 

The Essential Role of Programmable SIM Cards in Telecom Innovation

Writable programmable blank SIM USIM cards are indispensable for modern telecommunications, enabling developers and operators to simulate real-world network conditions precisely. These cards support critical configurations like ICCID, IMSI, ADM, KI, OPC, OP, and Milenage algorithms, making them perfect for phone SIM USIM read-write card testing and mobile phone SIM blank card for phone use.

With 15+ years of expertise in the mobile phone SIM cards industry, HKCARD ELECTRONICS CO., LIMITED delivers reliable, high-performance solutions trusted by global clients.

HKCARD’s Competitive Advantages as Your SIM Card Partner

✅ Industry-Leading Experience

Established in 2009, we’ve mastered the evolution from 2G to 5G-compatible SIM technology.

✅ Full Product Ecosystem

From cards to complete kits:

✅ Global Quality Standards

• Rigorous factory testing
• RoHS WEEE certified components
• Multi-network interoperability verified

Comprehensive Product Showcase

Featured Products with Key Specs

1. 10pcs/lot Writable Programmable Blank Nano Micro SIM USIM Card 4G LTE

• Nano/micro formats for smartphones
• Full 4G LTE with WCDMA GSM support
• Ideal for device certification testing

2. 5PCS Factory Supply Blank Programmable Writable 4G LTE USIM Cards

• Compatible with major networks
• Perfect starter packs for R&D
• Quick programming turnaround

3. SIM USIM 4G LTE WCDMA GSM Blank Mini Nano Micro Writable Programmable Card | Adapter

• Latest intelligent writable programmable blank LTE USIM wireless 4G
• 3-in-1 adapters included
• 100pcs/lot writable programmable blank SIM USIM card 4G LTE WCDMA GSM nano micro SIM card with 2FF 3FF 4FF sizes

4. Writable Blank 4G VoLTE ISIM/USIM Card

• FDD WCDMA GSM, Mini Nano Micro (2FF 3FF 4FF)
• Blank 4G VoLTE program SIM card ISIM USIM card 128k LTE programmable USIM card ICCID IMSI ADM KI OPC OP with Milenage
• Telecom operator approved

5. Complete Testing Kits

• 4G LTE SIM Card Reader Writer Programmer + 5PCS 128k 4G VoLTE Blank ISIM Cards + 1PC 2G3G4G5G 4.1.5 Ver SIM Card Software
• HID OMNIKEY 3121 Contact Smart Card Reader (USB 2.0 Desktop, RoHS WEEE Certified, Two-tone Gray – R31210320-01)

Real-World Applications Across Industries

📱 Mobile Phone Testing Labs

Testing mobile setups with blank 4G LTE USIM cards for:

• Network handover simulations
• Battery life optimization
• Multi-band compatibility

🏢 Telecom Operators

Deploy writable blank 4G VoLTE ISIM/USIM cards for:

• Core network expansions
• Subscriber provisioning tests
• Roaming partner integrations

🔬 R&D and Universities

Advanced research using our programmable cards:

• Security vulnerability assessments
• Protocol stack development
• 5G migration planning

🌍 IoT and M2M Deployments

Scalable solutions for:

• Smart city infrastructure
• Asset tracking networks
• Industrial automation SIMs

Technical Specifications at a Glance

SIM Card Formats Comparison

┌──────────────┬──────────────┬─────────────────────┐
│ SIM Type     │ Dimensions   │ Typical Use         │
├──────────────┼──────────────┼─────────────────────┤
│ 2FF (Mini)   │ 25x15mm      │ Feature phones      │
│ 3FF (Micro)  │ 15x12mm      │ Tablets             │
│ 4FF (Nano)   │ 12.3x8.8mm   │ Modern smartphones  │
└──────────────┴──────────────┴─────────────────────┘

Programming Capabilities

Easy Ordering Process from HKCARD

1. Select Products → Browse our catalog above
2. Request Quote → Email :byronhan@cardmfg.comor WhatsApp +8615817372512
3. Customize → Specify quantities (5PCS to 100pcs/lot)
4. Ship Globally → Express delivery with tracking

Lead Time: 1-3 days for stock orders

Frequently Asked Questions 

What is a blank programmable USIM card used for?

A: Blank programmable writable 4G LTE USIM cards are used for network testing, device development, and telecom simulations. They allow programming of ICCID, IMSI, and keys for custom scenarios.

Which card reader works best with HKCARD SIMs?

A: The HID OMNIKEY 3121 Smart Card Reader (USB 2.0 desktop, RoHS certified) is ideal for reliable read-write operations.

Do your cards support VoLTE?

A: Yes, our blank 4G VoLTE ISIM USIM cards are fully optimized for Voice over LTE with FDD WCDMA GSM compatibility.

What are the bulk pricing options?

A:

• 5PCS: Entry-level
• 10pcs/lot: Standard
• 100pcs/lot writable programmable blank SIM USIM cards: Best wholesale rates

Is programming software included?

A: Yes, kits include 2G3G4G5G 4.1.5 Ver SIM Card Software for complete functionality.

Client Success Stories

“HKCARD’s 100pcs/lot nano SIM cards saved us weeks in testing cycles. Exceptional quality!”
— Mobile OEM, India

“Reliable VoLTE ISIM supplier with fast shipping to Europe. Highly recommended.”
— Network Operator, UK

“The programmer kit with HID reader exceeded expectations for our lab.”
— Research Institute, USA

Compliance and Certifications

• 3GPP/ETSI Standards
• ISO 7816 Interface
• RoHS & WEEE Compliant
• Global Band Support

Get Started with HKCARD Today

HKCARD ELECTRONICS CO., LIMITED

📧 Email:byronhan@cardmfg.com

🌐 Website: https://www.cardmfg.com/
📱 WhatsApp/Wechat: +8615817372512

[Request Free Quote →]

© 2026 HKCARD ELECTRONICS. Expert in Programmable Blank 4G LTE USIM SIM Cards.

1. “Wholesale 100pcs Blank Programmable 4G LTE USIM Cards | Nano/Micro 2FF 3FF 4FF from HKCARD”

2. “5PCS Writable VoLTE ISIM SIM Cards + HID OMNIKEY Reader Kit | Telecom Testing Supplier”

3. “Factory Direct Programmable WCDMA GSM 4G LTE Blank USIM Cards | 128k Milenage Support”

4. “Buy 10pcs/lot Nano Micro SIM USIM Cards 4G LTE | Testing & Development Wholesale”

5. “Complete SIM Card Programmer Software + Blank ISIM Cards | 2G-5G Compatible Kits”

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