Our server enclosure gets pretty warm under heavy traffic — does this copper SFP run extremely hot like 10G modules?

No, it operates with a very low typical power dissipation of just 1.05W, keeping thermal output remarkably cool compared to 10G optics.

We’re using an SGMII interface on our switches — will the LP-SFP-TMRC module handle full 10/100/1000M auto-negotiation properly over SGMII?

Yes, absolutely! It natively supports SGMII host interfaces, enabling smooth tri-speed (10/100/1000Mbps) auto-negotiation to match whatever copper endpoint you plug in.

Can I connect optical fiber patch cords to this LP-SFP-TMRC module for long-distance building runs?

No, this is a copper SFP transceiver featuring a standard RJ-45 port designed specifically for twisted-pair Cat5 copper cabling up to 100m.

If ambient rack temperatures hover around 50°C, will the transceiver throttle network throughput?

Not at all, as long as case temperatures stay within its specified 0°C to +70°C rating, it maintains full line-rate performance.

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Cisco SFP-GE-T Compatible LINK-PP 10/100/1000BASE-T SFP SGMII Copper 100m RJ-45 Transceiver Module

Name: Cisco SFP-GE-T Compatible LINK-PP 10/100/1000BASE-T SFP SGMII Copper 100m RJ-45 Transceiver Module
Brand: LINK-PP
SKU: 222390
Price: 21.5 USD
Availability: InStock
Rating: 4.9 (13 reviews)

# 222390

Product: Cisco SFP-GE-T Compatible LINK-PP 10/100/1000BASE-T SFP SGMII Copper 100m RJ-45 Transceiver Module
SKU: 222390
P/N: LP-SFP-TMRC
Price: $ 25
Stock: 593 in Stock
Sold: 4.3K
Product URL: https://www.l-p.com/products/495467.htm

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13 Reviews

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Manufacture: LINK-PP

P/N: LP-SFP-TMRC

Compatible:: Cisco; LINK-PP; Alcatel-Lucent; Arista; Broadcom; Brocade; Ciena; Extreme; FS; Fortinet; Generic; HPE; Intel; Juniper; MikroTik; NVIDIA/Mellanox; Ubiquiti

Compatible P/N:: GLC-T | 100m; GLC-TA | 100m; GLC-TE-I | 100m; SFP-GE-T | 100m; SFP-GEB-T-IL | 100m

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Cisco SFP-GE-T Compatible LINK-PP 10/100/1000BASE-T SFP Specifications

Designed as a 10/100/1000BASE-T copper SFP transceiver, the SFP-GE-T integrates a hot-pluggable footprint and a compact RJ-45 connector assembly to efficiently bridge reliable 100-meter data links over standard Cat 5 twisted-pair cabling across a 0 to 70°C operating temperature range, all while drawing an exceptionally lean typical power dissipation of just 1.05W.

Cisco Part Number	SFP-GE-T	Vendor Name	LINK-PP
Part Status	Active	Form Factor	SFP SGMII
Max. Data Rate	1000Mbps	Max. Cable Distance	100m
Media	Cat 5	Connector	RJ-45
RX_LOS	NO	DOM	Not Supported
Operating Temperature Range	0 to 70°C	Protocols	MSA Compliant, IEEE STD 802.3

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Q: Our server enclosure gets pretty warm under heavy traffic — does this copper SFP run extremely hot like 10G modules? By J***w on 2026-04-05

A: No, it operates with a very low typical power dissipation of just 1.05W, keeping thermal output remarkably cool compared to 10G optics. By admin on 2026-04-06
Q: We’re using an SGMII interface on our switches — will the LP-SFP-TMRC module handle full 10/100/1000M auto-negotiation properly over SGMII? By D***s on 2026-02-02

A: Yes, absolutely! It natively supports SGMII host interfaces, enabling smooth tri-speed (10/100/1000Mbps) auto-negotiation to match whatever copper endpoint you plug in. By admin on 2026-02-03
Q: Can I connect optical fiber patch cords to this LP-SFP-TMRC module for long-distance building runs? By M***g on 2025-12-20

A: No, this is a copper SFP transceiver featuring a standard RJ-45 port designed specifically for twisted-pair Cat5 copper cabling up to 100m. By admin on 2025-12-21
Q: If ambient rack temperatures hover around 50°C, will the transceiver throttle network throughput? By O***s on 2025-07-18

A: Not at all, as long as case temperatures stay within its specified 0°C to +70°C rating, it maintains full line-rate performance. By admin on 2025-07-19

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A***r

Singapore

Verified Purchase

5 .0

2026-03-12

Fits standard SFP cages, no fitment issues.

47 Helpful vote Comments

S***n

Romania

Verified Purchase

5 .0

2026-02-11

Deploying these copper transceiver modules into our indoor telecom racks was a smooth experience thanks to their universal hot-pluggable SFP form factor. The robust metal body provides excellent structural integrity and superior EMI shielding, which is vital when running high-density copper interconnects. Operating reliably across the 0 to +70°C range, these modules show no signs of thermal throttling even under continuous heavy traffic loads. The built-in SGMII compliance ensures flawless 10/100/1000Mbps auto-sensing, making them an ideal choice for multi-speed communication links.

125 Helpful vote Comments

I***n

United Arab Emirates

Verified Purchase

5 .0

2026-01-03

Bought 50 units of the LINK-PP LP-SFP-TMRC copper modules to populate unused SFP ports on our office core switches. We needed extra RJ-45 copper drops for local printers and NAS units. These synced up instantly at 1Gbps with auto-negotiation working smoothly down to 100M on older devices. Very pleased with the build quality!

120 Helpful vote Comments

M***m

Austria

Verified Purchase

5 .0

2025-12-30

Great value copper SFP module for base station backhaul links. Handles 10/100/1000 Mbps SGMII mode without any framing errors or dropped packets during peak traffic hours. Temps stay remarkably cool inside the indoor cabinet.

124 Helpful vote Comments

B***n

Norway

Verified Purchase

5 .0

2025-12-21

Hot-pluggable, low power, and low EMI — nice combo.

63 Helpful vote Comments

P***n

Brazil

Verified Purchase

5 .0

2025-10-24

Cheap, reliable, and perfect for our NAS uplink.

74 Helpful vote Comments

Q***r

France

Verified Purchase

5 .0

2025-10-08

Used in a university campus network upgrade to connect legacy security controllers across building blocks. The 100-meter reach over Cat5 works exactly as advertised with zero signal attenuation or frame CRC errors.

113 Helpful vote Comments

H***y

Finland

Verified Purchase

5 .0

2025-09-02

Bulk order arrived fast, all copper modules tested OK.

64 Helpful vote Comments

N***s

South Africa

Verified Purchase

5 .0

2025-08-07

100m Cat5 reach is solid, even with some cable runs near power distribution. No EMI interference issues detected.

72 Helpful vote Comments

G***a

Russian Federation

Verified Purchase

5 .0

2025-07-07

Low power (~1.05W) helps in dense deployments.

68 Helpful vote Comments

R***y

Cambodia

Verified Purchase

4 .0

2025-06-29

Great transceiver module, great price, no technical complaints at all. However, the international shipping option we selected ended up taking almost three weeks due to unexpected customs hold-ups. Not a product issue, but definitely affected our overall experience.

25 Helpful vote Comments

B***n

Turkey

Verified Purchase

5 .0

2025-05-31

Shipping was fast, packaging was protective — no damaged modules in our batch.

56 Helpful vote Comments

E***y

Israel

Verified Purchase

5 .0

2025-03-14

Evaluating the LINK-PP LP-SFP-TMRC copper module across our core enterprise infrastructure yielded exceptional results. Pushing 1.25G bi-directional data links through the compact RJ-45 connector assembly delivered rock-solid throughput with zero bit errors. The fully metallic enclosure provides outstanding shield grounding, keeping EMI levels remarkably low even in crowded switch environments. The hot-pluggable SFP footprint allowed seamless deployment without disrupting active rack ports, while operating case temperatures remained stable well within the 0 to +70°C commercial threshold. Overall, a highly engineered copper transceiver built to demanding standards.

111 Helpful vote Comments