Eaton Tripp Lite External 36V 3U Rack/Tower Battery Pack for UPS Systems (BP36V42-3U)

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EatonSKU: BP36V42-3U
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Sale price$1,847.99 Regular price$2,924.54

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Description

The Eaton Tripp Lite BP36V42-3U external battery pack extends the runtime of compatible 36V DC UPS systems, ensuring your critical equipment stays protected during outages. Engineered for flexibility, it supports both rack-mount (3U) and tower configurations. The unit includes a heavy-duty DC connector cable for safe and easy integration, plus a daisy-chain connector to link additional battery packs for even greater runtime.

Pre-installed mounting hardware supports 4-post racks, with optional accessories available for 2-post or wall-mount installations. Compatible with Eaton UPS models such as SMART1000RMXL2U, SMART1500RMXLN, and others requiring a 36V external battery connection.

Specification Details
Model Number BP36V42-3U
Battery Type External battery pack for 36V DC UPS systems
Battery Voltage 36 VDC
Expandable Runtime Yes (daisy-chain capable)
UPS Connection Detachable DC cable, 36" length, 6-gauge
Typical Battery Lifespan 4–6 years (North America)
Form Factor Rack/Tower (3U height)
Mounting Options (Included) 4-post 19-inch rackmount (brackets included)
Mounting Options (Optional) 2-post center-mount & wall-mount (with 2POSTRMKITWM)
Unit Dimensions (H x W x D) 5.25 x 17.5 x 25 in (13.3 x 44.45 x 63.5 cm)
Shipping Dimensions (H x W x D) 12 x 23 x 33 in (30.48 x 58.42 x 83.82 cm)
Unit Weight 174.1 lbs (78.97 kg)
Shipping Weight 185 lbs (83.91 kg)
Material Steel
Rack Height 3U
Minimum Required Rack Depth 28 in (71.12 cm)
Certifications RoHS, CE
Warranty (U.S. & Canada) 2-year limited
Warranty (International/Mexico/Puerto Rico) 1-year limited

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Return Policy (Short Summary)

We offer a 30-day return window for most unopened, factory-sealed items.

Returns must be authorized before shipping back and must include all original packaging and accessories. Opened or used items are not returnable unless defective.


Some products—such as custom orders, special-order items, audio gear, software, and LED video walls—are non-returnable. Non-defective returns may be subject to a 20–30% restocking fee, and customers are responsible for return shipping costs.


For damaged or incorrect items, please contact us immediately.


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