UMFN66H Deltec Ultra Maintenance Free Battery
UMFN66H Deltec Ultra Maintenance Free Battery
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Product Details
SKU: UMFN66H
The Deltec UMFN66H is an Ultra Maintenance Free (UMF) calcium-calcium battery in the tall N66H case, delivering 790 CCA and 78Ah capacity. The taller H-case format provides additional electrolyte volume, boosting reserve capacity and extending cycle life compared to the standard N66. Ideal for mid-size vehicles with start-stop systems, high electrical loads, or demanding operating environments where extra endurance matters.
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⚡ KEY FEATURES
- ✅ Ultra Maintenance Free (UMF) calcium-calcium — fully sealed, no maintenance
- ✅ Tall H-case for increased electrolyte volume and longer cycle life
- ✅ 790 CCA for powerful cold-weather cranking
- ✅ 78Ah capacity — more than standard N66 for higher demand applications
- ✅ 140-minute reserve capacity
- ✅ Start-stop (idle-stop-go) system compatible
- ✅ Superior overcharge and vibration resistance
- ✅ 24-month warranty backed by Deltec Australia
📋 TECHNICAL SPECIFICATIONS
| Voltage | 12V |
| Cold Cranking Amps (CCA) | 790 CCA |
| Capacity | 78Ah |
| Reserve Capacity (RC) | 140 minutes |
| Dimensions (L×W×H) | 277 × 174 × 190mm |
| Terminal Layout | Standard |
| Technology | UMF Calcium-Calcium |
| Maintenance | Maintenance Free (sealed) |
| Warranty | 24 months |
📍 In Stock at Robson Batteries, Ballarat. We deliver around Ballarat free of charge. Call (03) 5339 2840 for stock availability and expert advice.
Why Buy From Robson Batteries
Quality gear chosen to handle our heat, cold and rough roads.
Quick dispatch and local delivery across the Ballarat area.
Found it cheaper locally? We'll beat it — no hesitation.
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