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| Brand Name: HILINK | Certification: CE FCC Rohs | 
| Model Number: HL-QSFP56-200GB-SR4 | Minimum Order Quantity: 1pcs | 
| Delivery Time: 2-7 working days | Payment Terms: T/T, Western Union,Paypal | 
| Shenzhen HiLink Technology Co.,Ltd. [Guangdong,China] | |
| Verified Supplier | |
| Brand Name: Top-Trans | Certification: CE FCC RoHS | 
| Model Number: 200G QSFP56 LR4 10km | Minimum Order Quantity: 1 | 
| Delivery Time: 1-3 working days | Payment Terms: L/C, D/A, D/P, T/T, Western Union, MoneyGram | 
| TOPSTAR TECHNOLOGY INDUSTRIAL CO., LIMITED [China] | |
| Verified Supplier | |
| Brand Name: E-link | Certification: RoHS,CE | 
| Model Number: LNK-QDD-400G-FR4-2 | Minimum Order Quantity: 1pcs | 
| Delivery Time: 5-15working days | Payment Terms: L/C,T/T, Western Union, MoneyGram,Credit Card | 
| E-link China Technology Co.,LTD [China] | |
| Verified Supplier | |
| Brand Name: Guanglian | Model Number: OPTR-DS31P-C | 
| Minimum Order Quantity: 1pcs | Delivery Time: 3-5 working days | 
| Payment Terms: L/C, D/P, T/T, Western Union | Place of Origin: Made in China | 
| Guanglian Xuntong Technology Group Co., Ltd. [Sichuan,China] | |
| Active Member | |
| Brand Name: Guanglian | Model Number: OPTR-DS31P-C | 
| Minimum Order Quantity: 1pcs | Delivery Time: 3-5 working days | 
| Payment Terms: L/C, D/P, T/T, Western Union | Place of Origin: Made in China | 
| Guanglian Xuntong Technology Group Co., Ltd. [Sichuan,China] | |
| Verified Supplier | |
| Brand Name: Top-Trans | Certification: CE FCC RoHS | 
| Model Number: TOSFP-400G-FR8 | Minimum Order Quantity: 1 | 
| Delivery Time: 1-3 working days | Payment Terms: L/C, D/A, D/P, T/T, Western Union, MoneyGram | 
| TOPSTAR TECHNOLOGY INDUSTRIAL CO., LIMITED [China] | |
| Verified Supplier | |
| Brand Name: HILINK | Certification: CE FCC Rohs | 
| Model Number: HL-QSFP56-200GB-SR4 | Minimum Order Quantity: 1pcs | 
| Delivery Time: 2-7 working days | Payment Terms: T/T, Western Union,Paypal | 
| Shenzhen HiLink Technology Co.,Ltd. [Guangdong,China] | |
| Verified Supplier | |
| Brand Name: comelink | Certification: ROHS/ISO9001/CE | 
| Model Number: 400G QSFP-DD LR4 | Minimum Order Quantity: 1 PC | 
| Delivery Time: 3-5 workdays | Payment Terms: L/C, D/A, D/P, T/T, Western Union, MoneyGram | 
| COMELINK CO.,LTD [Guangdong,China] | |
| Site Member | |
| Brand Name: SPACECOM or OEM | Certification: CE RoHS FCC | 
| Model Number: SPC-QSFP-40G-ER4 | Minimum Order Quantity: 1pcs | 
| Delivery Time: 3-7 working days | Payment Terms: T/T, WU, PayPal, Moneygram, L/C, Western Union | 
| Beijing Spacecom Co., Ltd. [Beijing,China] | |
| Active Member | |
| Brand Name: SPACECOM or OEM | Certification: CE RoHS FCC | 
| Model Number: SPC-QSFP-40G-ER4 | Minimum Order Quantity: 1pcs | 
| Delivery Time: 3-7 working days | Payment Terms: T/T, WU, PayPal, Moneygram, L/C, Western Union | 
| Beijing Spacecom Co., Ltd. [Beijing,China] | |
| Verified Supplier | |
| Brand Name: Trixon | Certification: UL,TUV,FCC,CE,ROHS | 
| Model Number: TRS-Q402-31DCR | Minimum Order Quantity: Negotiable | 
| Delivery Time: 5-8 work days | Payment Terms: T/T, L/C | 
| Sichuan Trixon Communication Technology Corp.,Ltd [Sichuan,China] | |
| Verified Supplier | |
| Brand Name: Hilink | Certification: CE Rohs | 
| Model Number: HL-QSFP200G-SR | Minimum Order Quantity: 1 pieces | 
| Delivery Time: 5-8 working day | Payment Terms: T/T,Western Union,Alipay,Paypal/Wechat/Trade Assurance | 
| Shenzhen HiLink Technology Co.,Ltd. [Guangdong,China] | |
| Verified Supplier | |
| Brand Name: SPACECOM or OEM | Certification: CE RoHS FCC | 
| Model Number: QSFP-40G-ER4 | Minimum Order Quantity: 1pcs | 
| Delivery Time: 3-7 working days | Payment Terms: T/T, WU, PayPal, Moneygram, L/C, Western Union | 
| Beijing Spacecom Co., Ltd. [Beijing,China] | |
| Active Member | |
| Brand Name: SPACECOM or OEM | Certification: CE RoHS FCC | 
| Model Number: QSFP-40G-ER4 | Minimum Order Quantity: 1pcs | 
| Delivery Time: 3-7 working days | Payment Terms: T/T, WU, PayPal, Moneygram, L/C, Western Union | 
| Beijing Spacecom Co., Ltd. [Beijing,China] | |
| Verified Supplier | |
| Brand Name: Top-Trans | Certification: CE FCC RoHS | 
| Model Number: 200G QSFP56 FR4 2km | Minimum Order Quantity: 1 | 
| Delivery Time: 1-3 working days | Payment Terms: L/C, D/A, D/P, T/T, Western Union, MoneyGram | 
| TOPSTAR TECHNOLOGY INDUSTRIAL CO., LIMITED [China] | |
| Verified Supplier | |
| Brand Name: CY COM | Certification: ISO9001:2015, ISO14001:2015, ROSH | 
| Model Number: CY 40G QSFP+ | Minimum Order Quantity: 10PCS | 
| Delivery Time: 5-8 days | Payment Terms: T/T, Western Union | 
| Shenzhen CY COM Product Co., Ltd [Guangdong] | |
| Verified Supplier | |
| Brand Name: E-link | Certification: CE,FCC,RoHs | 
| Model Number: LNK-QSFP-SRBD | Minimum Order Quantity: 1 pcs | 
| Delivery Time: 7 Working days | Payment Terms: Western Union, L/C, T/T, MoneyGram, Paypal | 
| E-link China Technology Co., Ltd. [Guangdong,China] | |
| Verified Supplier | |
| Brand Name: Generic, Neutral, Gigaopto | Certification: CE,FCC,RoHS | 
| Model Number: GTQ-L08A4-40DC | Minimum Order Quantity: 1 | 
| Delivery Time: 3-7 days | Payment Terms: T/T,L/C | 
| Shenzhen Gigaopto Technology Co., Ltd. [China] | |
| Verified Supplier | |
| Brand Name: Generic, Neutral, Gigaopto | Certification: CE,FCC,RoHS | 
| Model Number: GTQ-L13A4-10DC | Minimum Order Quantity: 1 | 
| Delivery Time: 3-7 days | Payment Terms: T/T,L/C | 
| Shenzhen Gigaopto Technology Co., Ltd. [China] | |
| Verified Supplier | |
| Brand Name: HILINK | Certification: CE FCC Rohs | 
| Model Number: HL-QSFP200G-SR4 | Minimum Order Quantity: 1pcs | 
| Delivery Time: 1-4 days | Payment Terms: L/C, T/T, Western Union, Paypal | 
| Shenzhen HiLink Technology Co.,Ltd. [Guangdong,China] | |
| Verified Supplier | |