+49 6430 9227117
Strategic Lifecycle Management
EOSL MAINTENANCE · END OF SERVICE LIFE

EOSL maintenance — run hardware past End of Life (EOL) for years

End-of-Service-Life is a manufacturer decision, not a technical reality. A storage platform that has run stably for 7 years doesn't automatically fail because the OEM ends maintenance. But this is exactly when the drama starts: OEM extensions are refused or only offered as overpriced custom-support packages, software updates slow down, and internal pressure builds for an early refresh. We offer the alternative: full maintenance for EOSL hardware, with OEM parts, equivalent SLA tiers, and honest per-system risk assessment.

8+ Jahre
serviceable lifespan
bis 70 %
savings vs. OEM custom support
24×7×4
max. SLA even at EOSL
weltweit
spare-parts depots + global hub network

What TechCare's EOSL maintenance delivers

EOSL maintenance is not a stop-gap with reduced service scope. You get full maintenance — the one constraint EOSL technically introduces is the missing OEM software-patch cycle, which we cannot replace (but is often irrelevant on a mature hardware generation).

01

Parts even for 8-10 year-old generations

We stock certified OEM and refurbished components for EOSL hardware in DACH depots. Disk arrays of past generations, older storage processor modules, multi-generation ECC RAM, backplanes, PSUs. For extremely rare components (mainframe-class, specialty boards) we set up per-contract pre-stock arrangements.

02

Realistic per-system lifespan forecast

At contract start you get a per-system assessment: how long is continued operation recommended, what are the typical failure modes for this model, when should you actively plan the refresh. This assessment is vendor-independent and based on our DACH service database — not on marketing pressure to refresh.

03

Engineers who know EOSL generations

Our field engineers have hands-on experience with generations like VNX2, EqualLogic PS, IBM Storwize V7000 G2, Cisco Catalyst 6500, HPE EVA, NetApp FAS2200 hundreds of times over. This know-how is systematically lost at OEMs once a model hits EOSL — internal specialists retrain on new generations or leave the company.

04

SLA tiers like for active hardware

EOSL at TechCare doesn't mean reduced service. If your system needs a 24×7×4 SLA, you get 24×7×4 — even on a 9-year-old EqualLogic cluster. The prerequisite is spare-parts availability, which we verify before contract. If we can't hold the SLA, we say so up front — not at escalation time.

From EOSL notice to active contract

When the manufacturer announces an EOSL date for one of your platforms, you typically have 12 to 18 months lead time. Ideal: come to us 6 months before EOSL, then we build spare-parts staging unhurriedly.

  1. 1

    EOSL risk audit

    Send us the list of EOSL-affected systems. We perform a risk audit: technical serviceability, spare-parts availability, typical failure rates, critical single points of failure. From this we produce a per-system recommendation: continue operation (with or without pre-stock), replace quickly, or migrate in a planned sequence.

  2. 2

    Define spare-parts strategy

    For every system to keep operating we define: which components are in standard depot, which get centrally pre-stocked, which may be stored on-site with the customer. For very rare components there can be a pool agreement across TechCare customers running the same platform.

  3. 3

    Contract with clear EOSL clauses

    Contracts for EOSL maintenance have specifics: defined SLA tiers, documented fallback scenarios for unobtainable parts, honest exit clauses if the platform suddenly becomes technically untenable. We use standard templates negotiated with DACH mid-market — no hidden escalation costs.

  4. 4

    Handover and pre-stock build-up

    Contract start typically lines up exactly with your OEM contract expiration. In the first 4 to 8 weeks we build pre-stock — depending on component availability. For very old generations this can take longer; in that case we bridge with a best-effort SLA tier and replenish over time.

  5. 5

    Quarterly lifecycle reviews

    On EOSL hardware a one-time lifecycle assessment isn't enough — risk evolves. In quarterly reviews we check: any failures, how is parts availability changing, any new signals of systematic weak points. This produces an ongoing recommendation: continue or start refresh planning.

Why EOSL maintenance via TechCare, not OEM custom support

When a manufacturer ends official maintenance, OEM options are usually two: no renewal at all (you're uncovered), or a custom-support contract priced 50 to 200 percent above the original maintenance fee, depending on OEM. These custom-support contracts are economically calibrated to drive refresh sales — not to economically operate EOSL hardware. On a 6-year-old EqualLogic, OEM custom support per year can exceed the hardware's original price.

We price EOSL maintenance differently because we have no refresh business. Our model: for every system build a realistic risk profile, stage parts to match, offer clear SLA tiers. On hardware with well-known weak points (e.g. backplanes of generation X, disks from a known batch with elevated failure rate), we're often cheaper than OEM custom support because we know what to stock — the OEM prices high in bulk because it no longer actively maintains generation-specific detail knowledge.

0
OEM custom support required
8+ Jahre
serviceable EOSL lifespan
−60 %
avg. vs. OEM custom support
Q1/Q2/Q3/Q4
lifecycle reviews included

FAQ on EOSL maintenance

Which platforms do you typically service in EOSL state?
Very broad: Dell EMC VNX/VNXe (all generations), Compellent SC, EqualLogic PS, older VMAX, Data Domain DD3/4 generations, IBM Storwize V7000 G1/G2, IBM DS-series, HPE EVA, older 3PAR, NetApp FAS2200/FAS3200, older Cisco Catalyst 6500, older Brocade FC, EMC Isilon X-series. Also Dell R-series servers (R610-R730), HPE ProLiant Gen8/9, IBM x3650 M3/M4. For very rare platforms we evaluate serviceability individually.
What do I get for my current inventory at a refresh — and should I refresh at all?
We don't sell hardware but advise honestly. On hardware with another 3-5 years of technical lifespan and no cloud-feature dependency, EOSL maintenance is more economical than refresh. On hardware with known systematic weak points or ahead of an application migration, we actively recommend the refresh. If you refresh, we also take the decommissioned hardware — see Hardware Lifecycle.
What if you can't source a critical spare part?
The contract includes a fallback clause: if a part is globally unobtainable, you first get best-effort maintenance with a documented SLA adjustment. In parallel we actively search for alternatives — equivalent refurbished component, pool agreement with other TechCare customers, in individual cases component swap. If truly no solution exists, we document this honestly and support migration planning.
How reliable are refurbished spare parts?
Very reliable when refurbishment source is certified. We work with DACH refurbishers that are ISO-9001 certified and perform 100 percent functional testing. Refurbished disks undergo a 72-hour burn-in test before delivery, storage controllers are calibrated against original spec. Failure rates in our DACH service database for good refurbished components are at the level of new OEM parts, often slightly better because weak units are filtered out during refurbishment.
Can you service storage clusters using replication or encryption in EOSL state?
Yes — hardware maintenance is independent of software configuration. Replication mechanisms (SnapMirror, RecoverPoint, EMC SRDF, Compellent Live Volume) and encryption (D@RE, BitLocker, ZFS encryption) continue to run as long as the storage software runs. What we don't replace: OEM patches for the storage software. In practice on a mature EOSL generation this is often a non-issue because no new features are coming that you'd use. For actively-used cloud-tier features, evaluate in detail.
We have an EOSL system in a compliance audit environment — is that even possible?
Yes, regular use case. Compliance frameworks require documented maintenance with defined SLA tiers — they typically don't mandate OEM contracts. TechCare contracts are audit-ready: documented maintenance processes, field-engineer qualification records, ISO-certified refurbishment sources, ITIL-compliant ticketing with audit trail. For KRITIS-relevant systems we add a data-protection annex per BSI guidance. Auditors typically accept our contracts without discussion.
How do we plan the right refresh timing while EOSL maintenance runs?
In the quarterly reviews. We track four indicators: technical failure frequency in your fleet and comparable DACH fleets, parts market situation (are certain components getting scarce and expensive), application roadmap (planned migrations that would require a refresh anyway), and capex/opex ratio. This produces a per-system recommendation window, typically 9 to 12 months ahead. You keep the decision — we provide the data basis.
What does EOSL maintenance typically cost compared to the last OEM contract?
Rule of thumb: TechCare EOSL maintenance lands roughly at your last regular pre-EOSL OEM contract level — so not more expensive despite EOSL. OEM custom support typically lands at 150 to 300 percent of that level. Concrete comparison after inventory review. In exceptions — very rare hardware with expensive pre-stock logistics — EOSL contracts can run slightly higher but almost always stay clearly below OEM custom support.
What is the difference between End of Life (EOL) and End of Service Life (EOSL)?
The terms are often used interchangeably but describe two stages. End of Life (EOL) is usually the point where the manufacturer stops selling a product and ships no new features — support often continues for a while. End of Service Life (EOSL), sometimes End of Support Life, is the harder cut: from here the manufacturer provides no maintenance, no spare parts and no security updates. Third-party maintenance starts exactly at EOSL — we keep your hardware serviced with OEM-original parts and equivalent SLA, often years past the vendor's EOSL date.
Do I still get security patches after End of Life (EOL) — and is continued operation a risk?
Vendor firmware/microcode security patches typically end at EOSL — as a third-party maintainer we don't supply those. But that doesn't make continued operation unsafe: in most datacenter setups the EOL hardware is segmented, not directly internet-facing, and the security level depends far more on OS/application patching and network segmentation than on firmware updates. We support with compensating controls: documented hardening, network segmentation, monitoring and an audit-ready maintenance record. For regulated environments (KRITIS, BAIT, ISO 27001) we provide the risk assessment auditors expect.
Service performance

Real actuals Q1 2026 — straight from our ITIL ticketing.

99,2 %
Tickets resolved within agreed response time
2,4 h
Avg. first response on 4h SLA tier
88 %
First-time fix on initial dispatch
97 %
Spare part on site within 4 h, DACH depots
Read next

Stay on the topic

Service building blocks

Other service topics

All services in overview