John Deere 4520 Parts & Accessories

3,368 parts and accessories that fit the John Deere 4520 — Electrical Parts. Genuine OEM and quality aftermarket, from an authorized John Deere dealer. Ship nationwide or pick up locally.

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← All categories Electrical Parts (210)

CONN MOLEX CMC 32W FS BLK POLYSTR

CONN MOLEX CMC 32W FS BLK POLYSTR

Part #: 57M10609

CONN MOLEX CMC 48W FS BRN POLYSTR

CONN MOLEX CMC 48W FS BRN POLYSTR

Part #: 57M10615

DELPHI 56 BLADE F UNSLD 16-14GA BRS

DELPHI 56 BLADE F UNSLD 16-14GA BRS

Part #: 57M10780

ACCY TYCO COVER WITH SEAL BLK PLSTC

ACCY TYCO COVER WITH SEAL BLK PLSTC

Part #: 57M11278

CONN DELPHI MP150 3W FS BLK NYLON

CONN DELPHI MP150 3W FS BLK NYLON

Part #: 57M7255

CONN DELPHI MP150 2W MS BLK NYLON

CONN DELPHI MP150 2W MS BLK NYLON

Part #: 57M7256

CONN DELPHI MP150 3W MS BLK NYLON

CONN DELPHI MP150 3W MS BLK NYLON

Part #: 57M7257

CONN DELPHI MP150 6W FS BLK NYLON

CONN DELPHI MP150 6W FS BLK NYLON

Part #: 57M7260

CONN DELPHI MP150 8W FS BLK NYLON

CONN DELPHI MP150 8W FS BLK NYLON

Part #: 57M7261

CONN DELPHI MP150 10W FS BLK NYLON

CONN DELPHI MP150 10W FS BLK NYLON

Part #: 57M7262

CONN DELPHI MP150 6W MS BLK NYLON

CONN DELPHI MP150 6W MS BLK NYLON

Part #: 57M7263

CONN DELPHI MP150 8W MS BLK NYLON

CONN DELPHI MP150 8W MS BLK NYLON

Part #: 57M7264

LOCKING DEVICE MPV-150 /2,5-2

LOCKING DEVICE MPV-150 /2,5-2

Part #: 57M7289

SEC.LOC

Part #: 57M7296

PACKARD MP280 FEM TERMINAL .5-1.0

PACKARD MP280 FEM TERMINAL .5-1.0

Part #: 57M7297

CONN DELPHI MP150 2W FS GRY PLSTC

CONN DELPHI MP150 2W FS GRY PLSTC

Part #: 57M7328

PACKARD MP280 2 WAY CONNECTOR

PACKARD MP280 2 WAY CONNECTOR

Part #: 57M7344

PACKARD MP150NS FEM. CONT.,16-20 GA

PACKARD MP150NS FEM. CONT.,16-20 GA

Part #: 57M7501

CONN DEUTSCH DT 2W MS GRY PLSTC

CONN DEUTSCH DT 2W MS GRY PLSTC

Part #: 57M7534

MINIATURE BLADE ELECT. FUSE, 10 AM

MINIATURE BLADE ELECT. FUSE, 10 AM

Part #: 57M7689

MINIATURE BLADE ELECT. FUSE, 15 AMP

MINIATURE BLADE ELECT. FUSE, 15 AMP

Part #: 57M7690

MINIATURE BLADE ELECT. FUSE, 20 AMP

MINIATURE BLADE ELECT. FUSE, 20 AMP

Part #: 57M7691

CONN DELPHI MP150 3W FS BLK PLSTC

CONN DELPHI MP150 3W FS BLK PLSTC

Part #: 57M7796

CONN DELPHI MP150.2 2W FS BLK NYLON

CONN DELPHI MP150.2 2W FS BLK NYLON

Part #: 57M7850

CONN TYCO MQS 6W FS BLK PLSTC

CONN TYCO MQS 6W FS BLK PLSTC

Part #: 57M7953

CONN DELTA 2W

Part #: 57M7974

CONN DELPHI MP150 2W MS LTGRY NYLON

CONN DELPHI MP150 2W MS LTGRY NYLON

Part #: 57M7985

MINIATURE BLADE ELECT. FUSE, 30 AMP

MINIATURE BLADE ELECT. FUSE, 30 AMP

Part #: 57M8163

CONN DELPHI MP150 2W F BLK NYLON

CONN DELPHI MP150 2W F BLK NYLON

Part #: 57M8174

CONN DELPHI GT150 2W MS BLK NYLON

CONN DELPHI GT150 2W MS BLK NYLON

Part #: 57M8215

CONN DELPHI GT150 16W FS BLK NYLON

CONN DELPHI GT150 16W FS BLK NYLON

Part #: 57M8484

CONN DELPHI 56 1W F BLK POLYPR

CONN DELPHI 56 1W F BLK POLYPR

Part #: 57M8815

CONN DELPHI MP800 1W F BLK NYLON

CONN DELPHI MP800 1W F BLK NYLON

Part #: 57M8904

DELPHI 56 SERIES FEMALE TERMINAL

DELPHI 56 SERIES FEMALE TERMINAL

Part #: 57M9199

SUB TO OPSSM2

Part #: A-AET10449

RELAY

Part #: A-AM123716

SUB TO OPST3

Part #: A-AM124426

SOLENOID, PTO

Part #: A-AM878297

RELAY, 280-SAE J1744, 12V

RELAY, 280-SAE J1744, 12V

Part #: A-AT308380

SWITCH, PRESSURE

SWITCH, PRESSURE

Part #: A-AT85174

DVP28010

Part #: A-B1EM48

RELAY

Part #: A-LVA13729

SWITCH

Part #: A-MIA881067

SWITCH

Part #: A-OPSSM2

SWITCH, OPERATOR PRESENCE

SWITCH, OPERATOR PRESENCE

Part #: A-OPST3

DUAL PRESS. SWITCH

DUAL PRESS. SWITCH

Part #: A-RE157329

KEY SET (2)

Part #: A-RE183935

SOLENOID

Part #: A-RE526570

SWITCH, OPERATOR PRESENCE

SWITCH, OPERATOR PRESENCE

Part #: AET10449

HARNESS ASSY-FRONT BEACONS

HARNESS ASSY-FRONT BEACONS

Part #: AH132232

SWITCH, ROTARY

Part #: AH152460

PRESSURE SWITCH AIR FILTER

PRESSURE SWITCH AIR FILTER

Part #: AL150289

POTENTIOMETER, 45 DEG, 1-CHANNEL

POTENTIOMETER, 45 DEG, 1-CHANNEL

Part #: AL156253

THERMO SWITCH,A/C

THERMO SWITCH,A/C

Part #: AL175777

CONNECTOR,SEAT SWITCH SHORTING TYPE

CONNECTOR,SEAT SWITCH SHORTING TYPE

Part #: AM106328

RELAY

Part #: AM123716

SUB TO OPST3

Part #: AM124426

SWITCH, SNAP MOUNT SWITCH N.O.W/6#

SWITCH, SNAP MOUNT SWITCH N.O.W/6#

Part #: AM131968

SOLENOID, PTO

Part #: AM878297

GAUGE, GAUGE ASSY., OIL

GAUGE, GAUGE ASSY., OIL

Part #: AM879757

Shop all 210 4520 parts →

John Deere 4520 parts — frequently asked

How many parts fit the John Deere 4520?

Koenig Marketplace lists 3,368 parts and accessories that fit the John Deere 4520, including electrical parts.

Are these genuine John Deere parts for the 4520?

Yes — Koenig is an authorized John Deere dealer, so you'll find genuine OEM John Deere parts alongside quality aftermarket options that fit the John Deere 4520.

How do I find the right part for my 4520?

Search by John Deere part number or browse by category above. Every part shown is matched to the John Deere 4520 by its compatible-models data.

Can I get 4520 parts shipped or pick them up locally?

Both. Koenig ships John Deere 4520 parts nationwide, and you can also pick up at one of Koenig's stores.

Parts for other John Deere models

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