Page 47 - Q2 2026 Stephenson Equipment Catalogue

DIAGNOSTIC & TESTING SERVICE TOOLS

Fuse/Relay Testing

307M
ESI-192 $135 75 Fuse Buddy™ Current Loop
12/24V Diagnostic • Clamp your current probe over the 308B
loop to access the amperage draw
Relay Buddy® through a fused circuit
• Tests both 12V and 24V relays • Testing range: 0-30 Amps
• Checks relay coil & switch contacts
• 3 diagnostic trouble codes help Item # Fuse
define the cause of the bad relay Socket Type
• Settable to 4 and 5 pin relay ESI-307M Mini Fuse Socket $28.35
ESI-308B ATC Fuse Socket $28.35

IPA-9038A $166 95
ESI-193 $294 25 Relay Bypass Switch Kit with Amp Loop
• Control relay circuit independent of “key-on/key-off” systems
12/24V Relay Buddy® Pro • Use in conjunction with clamp-on Amp Probes and Lab Scopes
Test Kit • Operating range: Up to 20 Amp continuous, 30 Amp surge (12V)
• Tests 5 different relays both • Covers most makes and models
12V and 24V
• Checks relay coil & switch
contacts
• 3 diagnostic trouble codes
help define the cause of the
bad relay
• Settable to 4 and 5 pin relay

LIS-56810 $149 25
ESI-316 $181 55 Relay Test Jumper Kit
12/24V Relay Fuse Buddy® • Jumpers fit the most popular
Test Kit size relays on domestic and
• Acts as a relay bypass switch import vehicles
with live amperage readings
during all testing
• Diagnoses if it’s a circuit
problem or a relay problem
• Displays live circuit current:
20A continuous, 30A
momentary
• Gives you on/off control of the
circuit power, downstream of LIS-60610 $149 25
the relay
• Includes adapters for Relay Test Jumper Kit II
6 different relays • Jumpers fit many popular
relays on Honda, Hyundai,
Mitsubishi, Nissan, Toyota,
newer Ford and GM mini
micro relays as well as
International trucks

ESI-310 $141 55
Fuse Buddy™ Pro Test Kit
• Measurement range: LIS-69300 $445 05
0 to 30 Amps / 48 Volts Master Relay and
• 3 interchangeable test functions:
- 30 Amp MINI - circuit Fused Circuit Test Kit
amperage testing • 8 jumpers to fit most
- 30 Amp ATC - circuit amperage popular relays
testing • #69250 test lead kit and
- 30 Amp all purpose amperage relay puller pliers
testing

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