Norcold Front Optical Board 638997 (fits the NX641, NXA641, NX841, and NXA841)

Daily use: ' + f.ah + ' Ah/day in warm weather × ' + cl.m + ' for your temperature' + (st.loads ? ' + ' + st.loads + ' Ah of other loads' : '') + '. A compressor cycles on and off, so it uses far less than its nameplate amps × 24 hours.
Solar: daily watt-hours ÷ (' + r.sun + ' sun hours × 75% real-world efficiency), rounded up to whole panels. Flat roof panels get less sun in winter.
Battery: daily use × ' + st.days + ' day' + (st.days > 1 ? 's' : '') + ' of backup ÷ ' + Math.round(r.batt.dod * 100) + '% usable capacity for ' + (st.batt === 'li' ? 'lithium' : 'AGM') + '.
Controller: panel watts ÷ 12V × 1.25 safety margin.

Name: Norcold Front Optical Board 638997 (fits the NX641/ NX841)
Brand: NORCOLD®
SKU: 638997
Availability: OutOfStock

Fits these Norcold refrigerator models: