Fuse 45a

Enhance your heavy equipment’s performance with the Case Construction Fuse – 45A #PH73S00001P1. Designed for reliability and durability, this essential component ensures optimal electrical flow, keeping your machinery running smoothly on the job site. Perfect for Case equipment maintenance.

Compatible equipment

This part fits 5 - COMPACT CRAWLER EXCAVATOR - ASN PV13-33453 (NA), CRAWLER EXCAVATOR - PW14-45964 -, 2 - COMPACT EXCAVATOR ASN PW08-20001, 3 - COMPACT CRAWLER EXCAVATOR BTW PW12-40001 - PW12-40701, 3 - COMPACT CRAWLER EXCAVATOR BTW PW13-42001 - PW13-42402, 3 - COMPACT EXCAVATOR BTW PW11-30001 - PW11-32181, 2 - COMPACT EXCAVATOR ASN PX09-08001, 2 - COMPACT EXCAVATOR ASN PX11-08901, 3 PX12 - COMPACT EXCAVATOR BTW PX12-11001 - PX12-12803, 5 PX15-20658 - CRAWLER EXCAVATOR - PX15-20658 -, COMPACT CRAWLER EXCAVATOR TIER 4 (NA) - ASN PV13-33453 & NATN41584, MINI CRAWLER EXCAVATOR, MINI CRAWLER EXCAVATOR BTW PW11-30001 - PW12-40000 (N4TN51001 - N6TN51299) (NA), COMPACT CRAWLER EXCAVATOR - TIER 4 (NA) - BTW PW14-45001 - PW14-45963 (N7TN51484 - N8TN51603), COMPACT CRAWLER EXCAVATOR - TIER 4 (NA) - BTW PW14-45964 - PW14-46518 (N8TN51604 - NATN51615), MINI EXCAVATOR - BTW PX15-20658 - 21104 (N8TN62744 - NATN62958), MINI EXCAVATOR BTW PX12-11001 - 12803 (N4TN61001 - N6TN61739 ) (NA), MINI EXCAVATOR BTW PX13-15001 - 15682 (N6TN61738 - N7TN62062) (NA), MINI EXCAVATOR BTW PX14-17001- (N7TN62053-N7TN62393), MINI EXCAVATOR TIER 4 - BTW PX15-20001 - 20657 (N7TN62384 - N8TN62743), COMPACT EXCAVATOR (NA), MINI CRAWLER EXCAVATOR ASN PJ04-03001- (ASN N4TN81197) (NA), CRAWLER EXCAVATOR - ASN PS02-00101- (NBTN), MINI CRAWLER EXCAVATOR - BTW PW11-30001 - PW12-40000, COMPACT CRAWLER EXCAVATOR TIER 4 (NA) - ASN PV13-33453- (NATN41583-), COMPACT CRAWLER EXCAVATOR TIER 4 (NA) - ASN PW14-45001, COMPACT CRAWLER EXCAVATOR TIER 4 (NA) - ASN PX15-20001 (N7TN62384), FIAT KOBELCO MINI CRAWLER EXCAVATOR, CRAWLER EXCAVATOR (NA) - ASN PS02-00101 (NCTN), MINI CRAWLER EXCAVATOR ASN PX12-11001 (ASN N4TN61052) (N.A.), COMPACT EXCAVATOR, COMPACT EXCAVATOR BTW PU-06001 - PU-7000, 2 - COMPACT EXCAVATOR ASN PV08-20001, 3 - MINI CRAWLER EXCAVATOR - BTW PW11-30001 - PW12-40000, COMPACT EXCAVATOR ASN PH04-02801 (NA), 2 - COMPACT EXCAVATOR ASN PJ02-00101, 2 - COMPACT EXCAVATOR ASN PJ03-01001 (GLOBAL), 2 - COMPACT EXCAVATOR ASN PJ03-01001 (NA), CRAWLER EXCAVATOR ASN PS02-00101 - (NA) including models 27SR, 30SR, 35SR, CX27B ASN, CX31B, CX31B N4TN, CX31B N7TN, CX31B N8T, CX36B, CX47, CX50B, CX55BMSR, E26B SR, E27B, E29B SR, E30.2SR, E30B, E30BSR, E35.2SR, E35B SR, E35BSR, E39B SR, E40SR, E45B SR, E45SR.

Frequently asked questions

What is the part number?

The manufacturer part number is PH73S00001P1.

Is this a genuine OEM part?

Yes. Southeastern Equipment stocks OEM and quality aftermarket parts for heavy equipment. Contact us if you need a specific OEM source or aftermarket option.

Will this fit my machine?

See the compatible equipment list above. If your model is not listed, call us with your machine's serial number and we can confirm.

Where does this ship from?

Southeastern Equipment Company ships parts nationwide from our US warehouse. Orders placed before 2 PM ET typically ship same day.

Free pickup at any of our 17 branches across Ohio, Indiana, Michigan, and Kentucky. Select your preferred branch at checkout.

30-day no-fault returns. Bought the wrong part? Send it back for a full refund — no restocking fees, no minimums.