Huawei OSN3500 and OSN7500 Power interface unit

(1 customer review) | 4 QA

0 in stock      3-5 days lead time

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PN: 03020TLF Categories: , Tag:
Firmware Upgrades

Firmware Upgrades x

Firmware upgrades allow our customers to utilize the latest features and security enhancements that simply make the devices to operate proficiently Learn more

Hardware Compatibility

Hardware Compatibility x

Backed up by our experienced pre-sales support team, and volume documentation, to avoid purchasing incompatible hardware.

Hardware Tested

Hardware Tested x

In order to avoid hardware malfunction, each equipment will be strictly tested before delivery and the test report will be packed inside equipment and delivered together. Learn more

Software Compatibility

Software Compatibility x

Software compatibility test between active/standby system board, main control board and service board, mother/sub-card; system commissioning test to prevent all software conflicts.

Huawei OSN 3500 System Test Procedure
In this document, we will show you how tests SDH equipment product boards.
Learn More


Provides the lightning protection function and reports the alarm that indicates a surge protection failure.

Reports the board in-position alarm.

Supports 1+1 hot backup. Any one PIUB can supply power to an entire subrack.


SSN1PIUB is the power interface board for Huawei OSN3500 and OSN 7500, provide power supply, lighting protection function and filtering function. -48V DC input, Part number is 03020TLF, 1+1 redundancy configuration as default.

Tech Specs
Front panel

The front panel of the SSN1PIUB has indicators and a bar code.

Valid Slot
OSN 3500: can be installed in slots 27 and 28 on the subrack.

OSN 7500: can be installed in slots 32 and 33 on the subrack.

Mechanical Specification
Dimensions(mm) 44 (W) x 125.2 (D) x 361.4 (H)
Weight(kg) 0.6
Additional information
Weight 2.0 kg
Dimensions 18.7 × 34.0 × 7.5 cm

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Q: Does OSN3500 and OSN 7500 power cable comes together with SSN1PIUB board?

A: No, OSN3500 and OSN 7500 power cable comes together with OSN3500 and OSN 7500 Subrack, it is not included if only purchase SSN1PIUB board.


Q: If I buy OSN3500 and OSN 7500 form, do I need buy two SSN1PIUB separately?

A: No, 2 SSN1PIUB is already contained in all the OSN3500 and OSN 7500 bundle line at


Q: The board is new or refurbished?

A: Yes, it is original new, not been used.


Q: What is the lead time for SSN1PIUB board?

A: In normal condition is 5 days, better to confirm with our sales team before your purchase.

Reviews (1)

1 review for SSN1PIUB

  1. Burak

    What is the different between PIUA and PIUB of OSN3500?

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