TP75 DC Transient Protection

As of: Wednesday, July 8, 2026

Standard Features

Protects load cells and indicators from voltage transients
Avalanche diode design
Full six-wire with shield protection
NEMA Type 4X enclosure
Unlimited number of parallel load cells; up to eight in series
Terminal lugs provided

Applications

Truck, railroad, tank, bin and hopper scales
Suitable for outdoor use

WARNING: Cancer and Reproductive Harm California Proposition 65

The TP75 DC load cell surge protector protects an unlimited number of parallel load cells and up to eight in a series. The NEMA Type 4X enclosure assures the sensitive board stays safe and dry during washdown.

TP75 DC Transient Protection Specifications

Protection Type:
Six-wire type with separate shield

Maximum Excitation Voltage:
22.8 VDC

Response Time:
Five nanoseconds

Peak Surge Currents:
100 amps

Grounding:
10 AWG wire or larger (not provided)

Cable Fitting:
(2) Nylon strain relief for 0.187 to 0.312 in diameter cable

Enclosure:
Impact-resistant polycarbonate NEMA Type 4X, maximum 40 psi washdown

Temperature:
Operating: -4 °F to 149 °F (-20 °C to 65 °C)

Dimensions:
(L × W × H)
3.16 × 2.20 × 1.18 in

Warranty:
One-year limited

TP75 DC Transient Protection Dimensions

Part #	Description	List Price
33185	Model TP-75 Load Cell Protector And Mounting Hardware	List Price: $340.00

Part #	Description	List Price
31164	TP-75RL Load Cell Protection Board	List Price: $265.00

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