Medium
15-30 minutes
This switch is specially designed to stop the engine when you move it to the stop position/setting. It is an authentic replacement item that is supplied from original equipment manufacturer for use with Husqvarna chainsaws. Includes one (1) switch per order.
To replace this stop switch you will need a screwdriver.
• Make sure to disconnect spark plug and drain fuel
• Remove screws from the housing
• Separate housing pieces
• Disconnect wires from the old switch
• Secure new stop switch in place
• Reconnect the wires
• Reassemble and test the new switch
Stop Switch 503717901
OEM part for: Husqvarna
Part Number: 503717901
$17.43
In Stock
Ships within 1 business day 
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Product Description ?
- Classification: Part
- Weight: 0.01 lbs.
- Shipping: Ships Worldwide
Frequently Purchased Together ?
Compatibility
This part will fit the following 239 machines
Husqvarna
394 (1994-01) Chainsaw View Diagrams & Manuals
394 (1996-01) Chainsaw View Diagrams & Manuals
394 EPA (1998-03) Chainsaw View Diagrams & Manuals
395 (2001-01) Chainsaw View Diagrams & Manuals
395 (2003-10) Chainsaw View Diagrams & Manuals
395 (2005-05) Chainsaw View Diagrams & Manuals
395 EPA (2007-01) Chainsaw View Diagrams & Manuals
395 EPA (2001-01) Chainsaw View Diagrams & Manuals
395 EPA (2003-10) Chainsaw View Diagrams & Manuals
395 EPA (2005-05) Chainsaw View Diagrams & Manuals
40 (1984-12) Chainsaw View Diagrams & Manuals
40 (1985-05) Chainsaw View Diagrams & Manuals
40 (1985-09) Chainsaw View Diagrams & Manuals
40 (1986-01) Chainsaw View Diagrams & Manuals
40 (1986-12) Chainsaw View Diagrams & Manuals
40 (1987-01) Chainsaw View Diagrams & Manuals
40 (1988-02) Chainsaw View Diagrams & Manuals
41 (1991-06) Chainsaw View Diagrams & Manuals
41 (1994-05) Chainsaw View Diagrams & Manuals
41 (1997-07) Chainsaw View Diagrams & Manuals
42 (1992-03) Chainsaw View Diagrams & Manuals
42 (1994-04) Chainsaw View Diagrams & Manuals
42 (1994-12) Chainsaw View Diagrams & Manuals
55 EU1 (2007-02) Chainsaw View Diagrams & Manuals
55 Rancher (2007-02) Chainsaw View Diagrams & Manuals
55 Rancher EPA (2006-02) Chainsaw View Diagrams & Manuals
55 Rancher EPA (1998-08) Chainsaw View Diagrams & Manuals
55 Rancher EPA (2000-05) Chainsaw View Diagrams & Manuals
55 Rancher EPA (2004-01) Chainsaw View Diagrams & Manuals
61 (1983-09) Chainsaw View Diagrams & Manuals
61 (1984-01) Chainsaw View Diagrams & Manuals
61 (1984-10) Chainsaw View Diagrams & Manuals
61 (1985-06) Chainsaw View Diagrams & Manuals
61 (1986-03) Chainsaw View Diagrams & Manuals
61 (1986-12) Chainsaw View Diagrams & Manuals
61 (1987-11) Chainsaw View Diagrams & Manuals
61 (1988-06) Chainsaw View Diagrams & Manuals
61 (1997-01) Chainsaw View Diagrams & Manuals
66 (1987-06) Chainsaw View Diagrams & Manuals
66 (1988-08) Chainsaw View Diagrams & Manuals
66 (1989-02) Chainsaw View Diagrams & Manuals
66 (1991-03) Chainsaw View Diagrams & Manuals
45 (1987-01) Chainsaw View Diagrams & Manuals
45 (1988-02) Chainsaw View Diagrams & Manuals
50 (1985-02) Chainsaw View Diagrams & Manuals
50 (1987-06) Chainsaw View Diagrams & Manuals
50 (1988-03) Chainsaw View Diagrams & Manuals
50 (1989-01) Chainsaw View Diagrams & Manuals
50 (1983-01) Chainsaw View Diagrams & Manuals
50 (1990-01) Chainsaw View Diagrams & Manuals
51 (1990-01) Chainsaw View Diagrams & Manuals
51 (1991-10) Chainsaw View Diagrams & Manuals
51 (1994-06) Chainsaw View Diagrams & Manuals
51 (1998-06) Chainsaw View Diagrams & Manuals
51 (2000-05) Chainsaw View Diagrams & Manuals
51 EPA (1998-06) Chainsaw View Diagrams & Manuals
51 EPA (2000-05) Chainsaw View Diagrams & Manuals
55 (1990-01) Chainsaw View Diagrams & Manuals
55 (1991-10) Chainsaw View Diagrams & Manuals
55 (1994-06) Chainsaw View Diagrams & Manuals
55 (1998-06) Chainsaw View Diagrams & Manuals
55 (2000-05) Chainsaw View Diagrams & Manuals
55 (2006-02) Chainsaw View Diagrams & Manuals
55 (2007-02) Chainsaw View Diagrams & Manuals
55 EPA (1998-06) Chainsaw View Diagrams & Manuals
55 EPA (2000-05) Chainsaw View Diagrams & Manuals
55 EU1 (2006-02) Chainsaw View Diagrams & Manuals
36 (1991-06) Chainsaw View Diagrams & Manuals
36 (1994-05) Chainsaw View Diagrams & Manuals
36 (1997-07) Chainsaw View Diagrams & Manuals
3120 (1988-05) Chainsaw View Diagrams & Manuals
3120 (1989-02) Chainsaw View Diagrams & Manuals
3120 (1990-01) Chainsaw View Diagrams & Manuals
3120 (1994-06) Chainsaw View Diagrams & Manuals
3120 (1996-01) Chainsaw View Diagrams & Manuals
3120 (1998-03) Chainsaw View Diagrams & Manuals
3120 (2000-02) Chainsaw View Diagrams & Manuals
3120 (2001-09) Chainsaw View Diagrams & Manuals
3120 EPA (1998-03) Chainsaw View Diagrams & Manuals
3120 EPA (2000-02) Chainsaw View Diagrams & Manuals
3120 XP (2003-11) Chainsaw View Diagrams & Manuals
3120 XP EPA (2003-11) Chainsaw View Diagrams & Manuals
238 (1986-02) Chainsaw View Diagrams & Manuals
238 (1986-10) Chainsaw View Diagrams & Manuals
238 (1987-04) Chainsaw View Diagrams & Manuals
238 (1987-11) Chainsaw View Diagrams & Manuals
242 (1987-06) Chainsaw View Diagrams & Manuals
242 (1989-05) Chainsaw View Diagrams & Manuals
242 (1990-01) Chainsaw View Diagrams & Manuals
242 (1994-04) Chainsaw View Diagrams & Manuals
242 (1998-05) Chainsaw View Diagrams & Manuals
242 (1998-06) Chainsaw View Diagrams & Manuals
246 (1994-12) Chainsaw View Diagrams & Manuals
254 (1986-04) Chainsaw View Diagrams & Manuals
254 (1987-01) Chainsaw View Diagrams & Manuals
254 (1988-02) Chainsaw View Diagrams & Manuals
254 (1990-05) Chainsaw View Diagrams & Manuals
254 (1992-10) Chainsaw View Diagrams & Manuals
254 (1994-06) Chainsaw View Diagrams & Manuals
254 (1996-01) Chainsaw View Diagrams & Manuals
254 (1998-03) Chainsaw View Diagrams & Manuals
254 (2001-09) Chainsaw View Diagrams & Manuals
257 (1994-06) Chainsaw View Diagrams & Manuals
257 (1996-01) Chainsaw View Diagrams & Manuals
257 (1998-03) Chainsaw View Diagrams & Manuals
257 (2001-09) Chainsaw View Diagrams & Manuals
261 EPA (1998-03) Chainsaw View Diagrams & Manuals
261 EPA (1999-06) Chainsaw View Diagrams & Manuals
262 (1990-03) Chainsaw View Diagrams & Manuals
262 (1991-03) Chainsaw View Diagrams & Manuals
262 (1992-11) Chainsaw View Diagrams & Manuals
262 (1996-01) Chainsaw View Diagrams & Manuals
266 (1981-09) Chainsaw View Diagrams & Manuals
266 (1982-12) Chainsaw View Diagrams & Manuals
266 (1983-06) Chainsaw View Diagrams & Manuals
266 (1984-08) Chainsaw View Diagrams & Manuals
266 (1984-10) Chainsaw View Diagrams & Manuals
266 (1985-01) Chainsaw View Diagrams & Manuals
266 (1985-06) Chainsaw View Diagrams & Manuals
266 (1986-01) Chainsaw View Diagrams & Manuals
266 (1986-04) Chainsaw View Diagrams & Manuals
266 (1986-12) Chainsaw View Diagrams & Manuals
266 (1987-11) Chainsaw View Diagrams & Manuals
266 (1988-06) Chainsaw View Diagrams & Manuals
266 (1989-02) Chainsaw View Diagrams & Manuals
266 (1990-01) Chainsaw View Diagrams & Manuals
268 (1987-05) Chainsaw View Diagrams & Manuals
268 (1987-11) Chainsaw View Diagrams & Manuals
268 (1989-02) Chainsaw View Diagrams & Manuals
268 (1990-05) Chainsaw View Diagrams & Manuals
268 (1991-02) Chainsaw View Diagrams & Manuals
268 (1993-09) Chainsaw View Diagrams & Manuals
268 (1997-01) Chainsaw View Diagrams & Manuals
272 (1993-01) Chainsaw View Diagrams & Manuals
272 XP (1997-01) Chainsaw View Diagrams & Manuals
281 (1986-01) Chainsaw View Diagrams & Manuals
281 (1986-12) Chainsaw View Diagrams & Manuals
281 (1988-01) Chainsaw View Diagrams & Manuals
281 (1988-08) Chainsaw View Diagrams & Manuals
281 (1989-02) Chainsaw View Diagrams & Manuals
281 (1990-01) Chainsaw View Diagrams & Manuals
281 (1991-04) Chainsaw View Diagrams & Manuals
281 (1993-09) Chainsaw View Diagrams & Manuals
281 (1997-12) Chainsaw View Diagrams & Manuals
281 (2000-02) Chainsaw View Diagrams & Manuals
281 (2001-10) Chainsaw View Diagrams & Manuals
288 (1988-01) Chainsaw View Diagrams & Manuals
288 (1988-08) Chainsaw View Diagrams & Manuals
288 (1989-02) Chainsaw View Diagrams & Manuals
288 (1990-01) Chainsaw View Diagrams & Manuals
288 (1991-04) Chainsaw View Diagrams & Manuals
288 (1993-09) Chainsaw View Diagrams & Manuals
288 (1997-12) Chainsaw View Diagrams & Manuals
288 (2000-02) Chainsaw View Diagrams & Manuals
288 (2001-10) Chainsaw View Diagrams & Manuals
288 EPA (1997-12) Chainsaw View Diagrams & Manuals
288 EPA (2000-02) Chainsaw View Diagrams & Manuals
288 EPA (2001-10) Chainsaw View Diagrams & Manuals
136 (1998-09) Chainsaw View Diagrams & Manuals
136 (2001-05) Chainsaw View Diagrams & Manuals
136 (2001-09) Chainsaw View Diagrams & Manuals
136 (2003-01) Chainsaw View Diagrams & Manuals
136 (2003-06) Chainsaw View Diagrams & Manuals
136 (2004-01) Chainsaw View Diagrams & Manuals
136 LE (2004-03) Chainsaw View Diagrams & Manuals
136 LE (2001-06) Chainsaw View Diagrams & Manuals
137 (2004-10) Chainsaw View Diagrams & Manuals
137 (2005-03) Chainsaw View Diagrams & Manuals
137 (2005-09) Chainsaw View Diagrams & Manuals
137 (2006-01) Chainsaw View Diagrams & Manuals
137 (2006-12) Chainsaw View Diagrams & Manuals
137 E (2004-10) Chainsaw View Diagrams & Manuals
137 E (2005-03) Chainsaw View Diagrams & Manuals
137 E (2005-09) Chainsaw View Diagrams & Manuals
137 E (2006-01) Chainsaw View Diagrams & Manuals
137 E (2006-12) Chainsaw View Diagrams & Manuals
141 (1998-09) Chainsaw View Diagrams & Manuals
141 (2001-05) Chainsaw View Diagrams & Manuals
141 (2001-09) Chainsaw View Diagrams & Manuals
141 (2003-01) Chainsaw View Diagrams & Manuals
141 (2003-06) Chainsaw View Diagrams & Manuals
141 (2004-01) Chainsaw View Diagrams & Manuals
141 LE (2004-05) Chainsaw View Diagrams & Manuals
142 (2004-10) Chainsaw View Diagrams & Manuals
142 (2005-03) Chainsaw View Diagrams & Manuals
142 (2005-09) Chainsaw View Diagrams & Manuals
142 (2006-01) Chainsaw View Diagrams & Manuals
142 (2006-12) Chainsaw View Diagrams & Manuals
142 E (2004-10) Chainsaw View Diagrams & Manuals
142 E (2005-03) Chainsaw View Diagrams & Manuals
142 E (2005-09) Chainsaw View Diagrams & Manuals
142 E (2006-01) Chainsaw View Diagrams & Manuals
142 E (2006-12) Chainsaw View Diagrams & Manuals
154 (1983-11) Chainsaw View Diagrams & Manuals
154 (1985-08) Chainsaw View Diagrams & Manuals
162 (1980-02) Chainsaw View Diagrams & Manuals
162 (1980-12) Chainsaw View Diagrams & Manuals
181 (1983-06) Chainsaw View Diagrams & Manuals
181 (1983-12) Chainsaw View Diagrams & Manuals
181 (1984-02) Chainsaw View Diagrams & Manuals
181 (1985-03) Chainsaw View Diagrams & Manuals
181 (1985-06) Chainsaw View Diagrams & Manuals
234 (1984-04) Chainsaw View Diagrams & Manuals
238 (1984-01) Chainsaw View Diagrams & Manuals
272 S (1995-12) Stump Grinder View Diagrams & Manuals
272 S (1997-01) Stump Grinder View Diagrams & Manuals
268 K (1989-01) Power Cutter View Diagrams & Manuals
268 K (1991-04) Power Cutter View Diagrams & Manuals
268 K (1991-09) Power Cutter View Diagrams & Manuals
3120 K (2000-02) Power Cutter View Diagrams & Manuals
3120 K (2001-06) Power Cutter View Diagrams & Manuals
3120 K EPA (2000-02) Power Cutter View Diagrams & Manuals
281XP (2010-06) Chainsaw View Diagrams & Manuals
394XP (1998-03) Chainsaw View Diagrams & Manuals
394XP (1996-01) Chainsaw View Diagrams & Manuals
394XP (1994-01) Chainsaw View Diagrams & Manuals
394XP (1992-10) Chainsaw View Diagrams & Manuals
262XP Chainsaw View Diagrams & Manuals
395 XP (2003-10) Epa Chain Saw View Diagrams & Manuals
395 XP (2016-10) Epa Chain Saw View Diagrams & Manuals
395 XP (2010-06) Epa Chain Saw View Diagrams & Manuals
395 XP (2007-01) Chain Saw View Diagrams & Manuals
395 XP (2005-05) Chain Saw View Diagrams & Manuals
395XP (2003-01) Chain Saw View Diagrams & Manuals
395 XP (2001-01) Chain Saw View Diagrams & Manuals
261 (1998-03) Epa, Usa Only View Diagrams & Manuals
261 (1999-06) Epa Chain Saw View Diagrams & Manuals
288 XP (2018-06) Chain Saw View Diagrams & Manuals
288 XP (2016-07) Chain Saw View Diagrams & Manuals
288 XP (2010-06) Chain Saw View Diagrams & Manuals
272K (1999-09) Power Cutter View Diagrams & Manuals
272K (1997-01) Power Cutter View Diagrams & Manuals
272K (1991-09) Power Cutter View Diagrams & Manuals
394 XP EPA (19980900001-Current) Chainsaw View Diagrams & Manuals
395 XP EPA (20034000001-20051800000) Chainsaw View Diagrams & Manuals
395 XP EPA (20010100001-20034000000) Chainsaw View Diagrams & Manuals
395 XP EPA (20193500001-current) Chainsaw View Diagrams & Manuals
395 XP EPA (20163900001-20193499999) Chainsaw View Diagrams & Manuals
395 XP EPA (20102200001-20163899999) Chainsaw View Diagrams & Manuals
Show More Compatible Models
This item works with the following types of products:
- Chain Saw Parts
- Saw Parts
- Grinder Parts
This part replaces obsolete part #: 5030897-02, 503089701, 503089702, 501815201, 501526601
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- 1
22 year old chainsaw part
Simple, easy, done
Guest -
April 26, 2022
Verified Purchase
KILL SWITCH
fit perfect and works
Guest -
August 8, 2021
Verified Purchase
Husqvarna saw parts. Was exactly what I ordered and worked perfectly. Great experience.
Exactly what I ordered. Great company to deal with.
Chris -
December 30, 2019
Verified Purchase
t
t
t -
t days ago
Verified Purchase
eReplacementParts Team
t
Questions & Answers ?
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Customer Repair Instructions ?
All our customer repair instructions are solicited directly from other customers just like you who have purchased and replaced this exact part.
cutoff switch broke
stevan - December 13, 2018
👍 1 of 1 people found this instruction helpful
Tool Type
Chain Saw
Difficulty
Hard
Time
15-30 minutes
Tools Used
Power Drill, Wrench Set, Nutdriver
Parts Used
WAS NOT A DROP IN REPLACEMENT FOR MY HUSKY RANCHER MODEL 61 as listed -
had to DRILL A HOLE IN THE SAW - and put a mouting screw into the frame - TO PROVIDE A GROUND-
had to DRILL A HOLE IN THE SAW - and put a mouting screw into the frame - TO PROVIDE A GROUND-
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Ignition hot lead was broken and grounding out and stop switch ground strap broken in two.
Allen - December 13, 2023
Tool Type
Chain Saw
Difficulty
Easy
Time
15-30 minutes
Tools Used
Screwdriver, Curved hemostat / spark plug socket
1- Removed top cover
2- Disconnect spark plug boot
3- Remove recoil starter cover and plastic flywheel/coil module cover
4- Remove hot lead wire from ignition module to coil
5- Re-route new hot lead wire and re-connect
6- Remove stop switch and ground strap screw then ground wire from module to stop switch
7- Install new stop switch with ground strap screw and re-route new ground wire from module to swatch
8-Re-install flywheel/ coil module cover and recoil starter cover
9- Remover spark plug, install boot and ground plug to engine. Pull recoil starter and check plug for spark and switch operation (on =spark; off= no spark)
10- Reinstall spark plug and boot. Re-install top cover
2- Disconnect spark plug boot
3- Remove recoil starter cover and plastic flywheel/coil module cover
4- Remove hot lead wire from ignition module to coil
5- Re-route new hot lead wire and re-connect
6- Remove stop switch and ground strap screw then ground wire from module to stop switch
7- Install new stop switch with ground strap screw and re-route new ground wire from module to swatch
8-Re-install flywheel/ coil module cover and recoil starter cover
9- Remover spark plug, install boot and ground plug to engine. Pull recoil starter and check plug for spark and switch operation (on =spark; off= no spark)
10- Reinstall spark plug and boot. Re-install top cover
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muffler gskt. missing, replace screws vibrated loose during use.
chuck - August 21, 2020
Tool Type
Chain Saw
Difficulty
Easy
Time
Less than 15 minutes
Tools Used
Screwdriver
Replace gasket, and missing screws
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The fuel line and filter were completely junk....I decided to go through the entire saw
Robert - June 24, 2016
👍 0 of 1 people found this instruction helpful
Tool Type
Chain Saw
Difficulty
Medium
Time
1-2 hours
Tools Used
Screwdriver, Pliers, Socket set, Nutdriver, Specialty carburetor adjustment tool
1. I completely stripped the saw, by taking all the parts apart.
2. Cleaned all of the parts in solvent and used compressed air where necessary
3. Dismantled Walbro carburetor to inspect and clean
4. Reassembled carburetor installed new spark plug
5. Swapped out parts and installed the chain brake on the new clutch cover
6. Fine tuned the carburetor after warm up.
Runs like a champ!
2. Cleaned all of the parts in solvent and used compressed air where necessary
3. Dismantled Walbro carburetor to inspect and clean
4. Reassembled carburetor installed new spark plug
5. Swapped out parts and installed the chain brake on the new clutch cover
6. Fine tuned the carburetor after warm up.
Runs like a champ!
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OEM stands for Original Equipment Manufacturer and means the part you’re buying is sourced directly from the manufacturer who made your product. At eReplacementParts, we sell only genuine OEM parts, guaranteeing the part you’re purchasing is of better design and of higher quality than aftermarket parts.
Our product descriptions are a combination of data sourced directly from the manufacturers who made your product as well as content researched and curated by our content & customer service teams. This content is edited and reviewed internally before being made public to customers.
Our customer service team are at the ready daily to answer your part and product questions. We have a dedicated staff with decades of collective experience in helping customers just like you purchase parts to repair their products.
All our part reviews are solicited directly from other customers who have purchased this exact part. While we moderate these reviews for profanity, offensive language or personally identifiable information, these reviews are posted exactly as submitted and no alterations are made by our team.
All our customer repair instructions are solicited directly from other customers just like you who have purchased and replaced this exact part. While we moderate these reviews for profanity, offensive language or personally identifiable information, these reviews are posted exactly as submitted and no alterations are made by our team.
Based on data from past customer purchasing behaviors, these parts are most commonly purchased together along with the part you are viewing. These parts may be necessary or helpful to replace to complete your current repair.
All our installation videos are created and produced in collaboration with our in-house repair technician, Mark Sodja, who has helped millions of eReplacementParts customers over the last 13 years repair their products. Mark has years of experience in selling and repairing both commercial and residential products with a specialty in gas-powered equipment.
This data is collected from customers who submitted a repair instruction after replacing this exact part. Customers can rate how easy the repair was to complete and how long it took. We aggregate this data to provide a repair rating that allows customers to quickly determine the difficulty and time needed to perform their own repair.
