MM158 - Dell 6-Cell 56WHr Li-Ion Battery

MM158 - Dell 6-Cell 56WHr Li-Ion Battery

SKU: MM158 Brand: Dell Category: Laptop Battery
$236.28 In Stock — Ships Today

Specifications

Part Identification

Order & Fulfillment Details

  • Condition

    Refurbished

    Quality Tier
    Professionally tested — new available on request
  • Warranty

    90-Day Pro Disk Network Warranty

    Coverage
    Advance replacement — we ship first, you return the faulty unit
  • Shipping

    Free over $150 — Same-Day Dispatch

    Cutoff
    Orders placed before 3pm ET
  • Returns

    30-Day Returns — US

    Return Window
    Original packaging required
Part Number / MPNMM158
ManufacturerDell
CategoryLaptop Battery
ConditionRefurbished — new available on request
Warranty90-Day Pro Disk Network Warranty — advance replacement
ShippingFree over $150 — Same-Day Dispatch
Returns30-Day Returns — US

Summary

The MM158 is a Dell laptop battery component. Pro Disk Network sells the MM158 for $236.28 with same-day US shipping and a 30-day return guarantee.

Trust Signals

  • US-based LLC — 7345 W Sand Lake Rd, STE 210, Office 3208, Orlando, FL 32819
  • Same-Day US Shipping — orders before 3pm ET ship today via UPS
  • 30-Day Returns — pre-paid label on DOA and defective items

Quick Answer: Will the MM158 fit my system?

The MM158 is a Dell laptop battery part. Email sales@prodisknetwork.com with your system make, model, and serial number - we will confirm compatibility and ship same-day if in stock.

How fast does the MM158 ship?

MM158 orders placed before 3 pm ET ship the same business day from US warehouses. Delivery is next business day to most metro ZIPs via FedEx/UPS overnight; ground delivery covers remaining US in 1-4 business days.

Email engineering for a compatibility check ›

Common Use Cases for MM158

The MM158 is deployed by US enterprises, MSPs, government, and education customers across multiple infrastructure scenarios. Below are the most common deployment patterns Pro Disk Network sees in real-world orders.

  • Production Deployment — Drop-in part for production enterprise infrastructure. Pre-tested and inspected before shipment.
  • Replacement / Spare — Hot-spare or RMA replacement keeping installed base running while OEM warranty is processed.
  • Lab / Dev / Test — Identical part for non-production validation environments. Cost-effective using refurbished tier.
  • Capacity Expansion — Adding capacity to an existing deployment without disturbing the production baseline.

What is the MM158?

The MM158 is a Dell enterprise IT hardware component, manufactured by Dell. Pro Disk Network ships this part new and certified-refurbished from our US warehouse with same-day dispatch on orders placed before 3 PM ET, backed by a 30-day return guarantee.

Pros & Cons of MM158

Pros

  • Same-day US shipping from our US warehouse

Cons

  • Not recommended for OLTP databases above 50 TPS
  • Mechanical drive — expect 5–10W idle power per unit
  • 3.5" form factor only — confirm caddy fit before ordering

Frequently Asked Questions about MM158

Is the MM158 a genuine Dell part?
Yes. Pro Disk Network sources every MM158 as factory-original Dell inventory. New units arrive sealed in OEM packaging; refurbished units are pulled from decommissioned Dell servers, surface-tested, and re-warranted by Pro Disk Network for 90 days.
Will the MM158 fit my system?
The MM158 is a Dell laptop battery part. Email sales@prodisknetwork.com with your system make, model, and serial number - we will confirm compatibility and ship same-day if in stock.
How fast does the MM158 ship?
MM158 orders placed before 3 pm ET ship the same business day from US warehouses. Delivery is next business day to most metro ZIPs via FedEx/UPS overnight; ground delivery covers remaining US in 1-4 business days.
What is the warranty on the MM158?
New MM158 units carry the full Dell manufacturer warranty (typically 1 to 5 years depending on product line). Refurbished and bulk-OEM units include a Pro Disk Network advance-replacement warranty (90 days refurbished). DOA replacement is free within 30 days of receipt.
Do you offer bulk pricing for the MM158?
Email sales@prodisknetwork.com with the quantity and target ship date for a quote within one business day.

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