How are the float and boost voltage levels calibrated on the Flatpack 2880 48?

The nominal output is -48VDC with a default float setting of -53.5VDC. Output can be software-adjusted between -43.5VDC and -57.6VDC via a system controller (e.g., Smartpack), or trimmed manually via internal potentiometers during standalone mode.

What happens if internal cooling fans experience stall or speed degradation?

The module utilizes Hall-sensor tachometer feedback. If fan RPM drops below threshold, a minor alarm is flagged; if heatsink temperatures exceed 85°C, thermal shutdown engages automatically to prevent semiconductor burnout, auto-restarting upon cooldown.

Can Flatpack 2880 coexist with older Flatpack 1500/2000 units on the same subrack shelf?

Yes, provided the backplane power connector pinouts and rail dimensions match. All modules share the common -48V DC bus seamlessly, provided the aggregate current remains within backplane copper busbar limits.

Eltek Flatpack 2880 48 Genuine Telecom Hardware Shot 1

EltekModel: Flatpack 2880 48

Eltek Flatpack 2880 48 Telecom Switch-Mode Rectifier Module (-48V 53.5A 2880W 1U Hot-Pluggable)

The Eltek Flatpack 2880 48 is an industrial-grade telecom power infrastructure unit engineered for high-reliability base stations and mission-critical edge facilities.

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What this product is

A carrier-grade power unit designed by Eltek to deliver stable DC/AC electricity under demanding grid conditions and harsh outdoor environments.

What problem it solves

Eliminates unexpected site downtime caused by AC utility voltage surges, severe brownouts, and load transient disruptions.

Who and where it is for

Telecom macro sites, small cells, edge computing nodes, optical transport nodes, and railway signaling power systems.

Core advantages

Ultra-wide operating voltage tolerance for volatile utility grids
Advanced digital control loop delivering exceptional peak efficiency
Full hot-swappable architecture with integrated surge & over-current protection
Industrial long-life components with superior MTBF reliability

Technical specifications

Key specifications	Value
Input Voltage Range	185VAC ~ 275VAC (Nominal 230VAC)
Nominal DC Output Voltage	-48VDC (Adjustable -43.5VDC ~ -57.6VDC)
Rated Output Current	53.5A
Rated Output Power	2880W
Form Factor & Mounting	1U Hot-swappable Shelf Insertion
Wide Operating Temperature Range	-40°C ~ +65°C
Cooling Architecture	Forced Air Cooling with Internal Speed-Controlled Fan
Peak Conversion Efficiency	≥92.0%

Applications

Telecom carrier macro and micro BTS DC power distribution

Edge computing data center infrastructure backup

Industrial automation and communication transmission nodes

Frequently asked questions

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