Product Description
TRACTOR PROTECTION VALVE (3-DC)
PART NUMBER(S):
Fleet Products: 065706, 065706-G
OE: 65706, TP-3DC, BW065706
Automann: 170.65706
DESCRIPTION:
Model: TP-3DC Tractor Protection Valve
Vehicles: Compatible with heavy-duty tractor applications
• Trailer Control Port: 1/2"-14 NPT
• Trailer Supply Port: 1/2"-14 NPT
• Tractor Control Port (Primary & Secondary): 3/8"-18 NPT
• Stop Light Switch Port: 1/4"-18 NPT
• Auxiliary Supply Port: 1/4"-18 NPT
• Service Line Shut-Off: 20 ± 5 PSI
• Actuation Type: Pneumatic (dash-controlled)
• Mounting: 2x 0.34" holes; typically mounted to cab rear wall
• Weight: 1.41 lbs (0.64 kg)
• Operating Temperature: -40°F to 200°F (-40°C to 93°C)
• Material: Cast housing, corrosion-resistant finish
Applications:
Used in tractor air brake systems to protect tractor air supply in the event of trailer breakaway or leakage. The TP-3DC valve isolates and terminates air to the trailer system when needed and synchronizes service and emergency lines. Integrated porting allows for installation of stop light switch. Compliant with FMVSS-121 requirements.
CROSS-REFERENCE(S):
065706, 65706, TP-3DC, BW065706, BEN065706, 060-065706, 065706BXW, 109553, 109790, 5001455, ACA-49361700, ACA49361700, 21024860, 745-065706, WA65706, BX065706, S-16394, S16394, TV065706, B065706, BAN065706, BX-065706, A7920001-001, A7920001-003, Sap Usa 065706, S-16394
A cross-reference listing means this part may be a compatible replacement for these part numbers based on OEM or distributor data.
IMPORTANT INSTALLATION NOTES:
✔ Mount securely to rear of cab using designated 0.34" holes
✔ Connect stoplight switch to 1/4" NPT port if required
✔ Ensure all NPT fittings are torqued to spec with sealant
✔ Use only in tractor-side air brake systems (not trailers)
✔ Service line shut-off occurs automatically below 20 PSI
SOLD AS NEW
Brand new and ready to install, with OEM Grade Reliability
SUPPORT & ORDERING
For technical support, installation guidance, or to confirm fitment, Call: 1-877-243-0442 | Email: sales@fleet-products.com
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