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Quick On Start Thermo Switch for Isuzu NKR55 with 4JB1 Diesel Engine - Brass/Plastic Housing Direct Replacement

Quick On Start Thermo Switch for Isuzu NKR55 with 4JB1 Diesel Engine - Brass/Plastic Housing Direct Replacement

Nombre De Pièces: 10 pièces
Prix: negotiable
Emballage Standard: Forfait neutre ou comme demande des clients
Période De Livraison: 5-8 jours ouvrables
Mode De Paiement: T/T, Union occidentale
Capacité D'approvisionnement: 10000 pièces/mois
Les informations détaillées
Lieu d'origine
Chine
Nom de marque
YIMI
Certification
ISO/TS16949
Numéro de modèle
ISUZU NKR55
Numéro de pièce:
8-94457511-0, 8944575110, 8-94121152-1, 8941211521
Application moteur:
ISUZU 4JB1 (2,8 L Diesel)
Type de connecteur:
1 ou 2 broches (spécifique à l'équipement d'origine)
Matériel:
Boîtier en laiton/plastique, élément sensible à la température
Type de refroidissement:
Circulation du liquide de refroidissement moteur
Installation:
Remplacement direct du fabricant d'origine
Déplacement:
2,8 L (2771 cm3)
Taille du fil:
Filetages coniques ou droits (spécifiques aux pièces d'origine)
Mettre en évidence:

Quick On Thermo Switch for Isuzu NKR55

,

Brass housing thermo switch 4JB1 engine

,

Direct replacement thermo switch Isuzu diesel

Description du produit
Quick On Start Thermo Switch 8-94457511-0 For Isuzu NKR55 4JB1 8944575110 Isuzu Truck Parts

Function: Quick On Start (QOS) thermo switch controls the glow plug pre‑heating duration based on coolant temperature. Enables reliable cold starts and reduces white smoke for Isuzu 4JB1 diesel engines.

Product Specifications
Part Number 8-94457511-0, 8944575110, 8-94121152-1, 8941211521
Product Name Quick On Start Thermo Switch / QOS Switch / Glow Plug Thermal Switch
Car Model ISUZU NKR55
Engine Model ISUZU 4JB1 (2.8L Diesel)
Condition 100% Brand New
Origin China Mainland
Warranty 6 Months
Material High-strength aluminum alloy & precision bearings
Cooling Type Engine coolant circulation
Quick On Start Thermo Switch for Isuzu NKR55
Features & Advantages
  • OE Quality: Manufactured to Isuzu dimensional and electrical specifications for perfect fit and accurate temperature sensing
  • Precise Switching: Controls glow plug pre‑heating time based on actual coolant temperature
  • Fast Cold Starts: Ensures proper pre‑glow duration for easy starting in cold weather
  • Durable Construction: Corrosion-resistant materials withstand coolant and temperature extremes
  • Restores Starting Performance: Eliminates hard starting, excessive glow plug cycling, or no pre‑heat
  • Direct Replacement: Simple screw-in installation - matches OE thread and connector
  • Cost-Effective: Affordable alternative to genuine Isuzu switches
Thermo Switch technical details and installation
Vehicle & Engine Compatibility

This Quick On Start thermo switch is specifically designed for Isuzu NKR55 trucks with 4JB1 engine.

Isuzu Truck Models:

  • ISUZU NKR55 (light-duty truck, 4JB1 engine)
  • May also fit other Isuzu models with 4JB1 engine (e.g., NPR, TFR) - verify compatibility

Engine Specification - ISUZU 4JB1:

  • 4-Cylinder, Inline Diesel, OHV
  • Displacement: 2.8L (2771cc)
Installation Notes

Installation steps (typical for QOS thermo switch):

  1. Disconnect battery negative cable
  2. Drain coolant to a level below the switch mounting location
  3. Disconnect the electrical connector from the old switch
  4. Remove the old switch using a wrench
  5. Clean the threads in the cylinder head or thermostat housing
  6. Apply thread sealant to the new switch (if tapered threads) or use a new sealing washer (if straight threads)
  7. Install the new switch and tighten to specification (typically 15-25 Nm). Do not overtighten
  8. Reconnect the electrical connector
  9. Refill coolant and bleed the system
  10. Reconnect battery
  11. Start engine and check for leaks. Test cold start operation (when engine cooled down)
Quality Control
  • Temperature Test: Each switch tested for opening/closing at specified temperature range
  • Electrical Test: Continuity and switching function verified
  • Dimensional Inspection: Thread size, connector pin alignment, and housing dimensions verified
  • Leak Test: Sealing integrity checked
  • Visual Inspection: 100% checked for defects
  • Packaged Safely: Sealed in plastic bag, boxed with foam
Packaging and Delivery
  • Neutral export packing or customized packaging available
  • Carton or wooden case for safe transportation
  • Fast delivery for stock items
  • Shipping by Express Air or Sea

For pricing, availability, or bulk purchase of the Quick On Start Thermo Switch 8-94457511-0 For Isuzu NKR55 4JB1 8944575110 Isuzu Truck Parts, please contact our sales team for a competitive quote and expert technical support.

produits
DéTAILS DES PRODUITS
Quick On Start Thermo Switch for Isuzu NKR55 with 4JB1 Diesel Engine - Brass/Plastic Housing Direct Replacement
Nombre De Pièces: 10 pièces
Prix: negotiable
Emballage Standard: Forfait neutre ou comme demande des clients
Période De Livraison: 5-8 jours ouvrables
Mode De Paiement: T/T, Union occidentale
Capacité D'approvisionnement: 10000 pièces/mois
Les informations détaillées
Lieu d'origine
Chine
Nom de marque
YIMI
Certification
ISO/TS16949
Numéro de modèle
ISUZU NKR55
Numéro de pièce:
8-94457511-0, 8944575110, 8-94121152-1, 8941211521
Application moteur:
ISUZU 4JB1 (2,8 L Diesel)
Type de connecteur:
1 ou 2 broches (spécifique à l'équipement d'origine)
Matériel:
Boîtier en laiton/plastique, élément sensible à la température
Type de refroidissement:
Circulation du liquide de refroidissement moteur
Installation:
Remplacement direct du fabricant d'origine
Déplacement:
2,8 L (2771 cm3)
Taille du fil:
Filetages coniques ou droits (spécifiques aux pièces d'origine)
Quantité de commande min:
10 pièces
Prix:
negotiable
Détails d'emballage:
Forfait neutre ou comme demande des clients
Délai de livraison:
5-8 jours ouvrables
Conditions de paiement:
T/T, Union occidentale
Capacité d'approvisionnement:
10000 pièces/mois
Mettre en évidence

Quick On Thermo Switch for Isuzu NKR55

,

Brass housing thermo switch 4JB1 engine

,

Direct replacement thermo switch Isuzu diesel

Description du produit
Quick On Start Thermo Switch 8-94457511-0 For Isuzu NKR55 4JB1 8944575110 Isuzu Truck Parts

Function: Quick On Start (QOS) thermo switch controls the glow plug pre‑heating duration based on coolant temperature. Enables reliable cold starts and reduces white smoke for Isuzu 4JB1 diesel engines.

Product Specifications
Part Number 8-94457511-0, 8944575110, 8-94121152-1, 8941211521
Product Name Quick On Start Thermo Switch / QOS Switch / Glow Plug Thermal Switch
Car Model ISUZU NKR55
Engine Model ISUZU 4JB1 (2.8L Diesel)
Condition 100% Brand New
Origin China Mainland
Warranty 6 Months
Material High-strength aluminum alloy & precision bearings
Cooling Type Engine coolant circulation
Quick On Start Thermo Switch for Isuzu NKR55
Features & Advantages
  • OE Quality: Manufactured to Isuzu dimensional and electrical specifications for perfect fit and accurate temperature sensing
  • Precise Switching: Controls glow plug pre‑heating time based on actual coolant temperature
  • Fast Cold Starts: Ensures proper pre‑glow duration for easy starting in cold weather
  • Durable Construction: Corrosion-resistant materials withstand coolant and temperature extremes
  • Restores Starting Performance: Eliminates hard starting, excessive glow plug cycling, or no pre‑heat
  • Direct Replacement: Simple screw-in installation - matches OE thread and connector
  • Cost-Effective: Affordable alternative to genuine Isuzu switches
Thermo Switch technical details and installation
Vehicle & Engine Compatibility

This Quick On Start thermo switch is specifically designed for Isuzu NKR55 trucks with 4JB1 engine.

Isuzu Truck Models:

  • ISUZU NKR55 (light-duty truck, 4JB1 engine)
  • May also fit other Isuzu models with 4JB1 engine (e.g., NPR, TFR) - verify compatibility

Engine Specification - ISUZU 4JB1:

  • 4-Cylinder, Inline Diesel, OHV
  • Displacement: 2.8L (2771cc)
Installation Notes

Installation steps (typical for QOS thermo switch):

  1. Disconnect battery negative cable
  2. Drain coolant to a level below the switch mounting location
  3. Disconnect the electrical connector from the old switch
  4. Remove the old switch using a wrench
  5. Clean the threads in the cylinder head or thermostat housing
  6. Apply thread sealant to the new switch (if tapered threads) or use a new sealing washer (if straight threads)
  7. Install the new switch and tighten to specification (typically 15-25 Nm). Do not overtighten
  8. Reconnect the electrical connector
  9. Refill coolant and bleed the system
  10. Reconnect battery
  11. Start engine and check for leaks. Test cold start operation (when engine cooled down)
Quality Control
  • Temperature Test: Each switch tested for opening/closing at specified temperature range
  • Electrical Test: Continuity and switching function verified
  • Dimensional Inspection: Thread size, connector pin alignment, and housing dimensions verified
  • Leak Test: Sealing integrity checked
  • Visual Inspection: 100% checked for defects
  • Packaged Safely: Sealed in plastic bag, boxed with foam
Packaging and Delivery
  • Neutral export packing or customized packaging available
  • Carton or wooden case for safe transportation
  • Fast delivery for stock items
  • Shipping by Express Air or Sea

For pricing, availability, or bulk purchase of the Quick On Start Thermo Switch 8-94457511-0 For Isuzu NKR55 4JB1 8944575110 Isuzu Truck Parts, please contact our sales team for a competitive quote and expert technical support.

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