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Reliance Controls

by Reliance Controls Corporation

Reliance Controls supplies manual transfer switches, generator power inlet boxes. Recommend for electrical contractors, facility management / property management customers.

14 active Grainger SKUs · data through June 2026
54% TAA-compliant

Top SKUs to push

The Grainger numbers worth knowing before the call.
1
Grainger #422L79
Mnl Trans Swtch, 125/250V AC, 30 A, 0Spaces
Stock # 306CRK
View on Grainger →
2
Grainger #2KEP7
Outdoor Power Inlet Box, 30 Amps
Stock # PB30
View on Grainger →
3
Grainger #422L80
Mnl Trans Swtch, 125/250V AC, 30 A, 0Spaces
Stock # 310CRK
View on Grainger →
4
Grainger #422L78
Power Inlet Box, L 14-30 NEMA, Plastic
Stock # WKPBN30
View on Grainger →
5
Grainger #2KEP3
Mnl Trans Swtch, 125/250V AC, 30 A, 0Spaces
Stock # 31406CRK
View on Grainger →
Ranked by the last 12 months of Grainger sales.

What to recommend

If the customer needs this, lead with that.
Customer is Electrical Contractors→Lead with Reliance Controls Manual Transfer Switches
Customer is Facility Management / Property Management→Lead with Reliance Controls Generator Power Inlet Boxes
Customer is Emergency Preparedness→Lead with Reliance Controls Generator Power Cords
Starter guidance from product and industry data — your MooreMac rep can go deeper.

Part numbers & cross-references

Competitor part → our equivalent → Grainger number.
Mfr / stock #Grainger #Description
THP10813V403Alert Monitor, For Transfer Switch
THP102P13V404Receptacle Tester, GFCI, 120V AC, No Disp
PBN3013V405Non-Metallic Power Inlet Box, Amps 30
PBN5013V406Non-Metallic Power Inlet Box, Amps 50
31406CRK2KEP3Mnl Trans Swtch, 125/250V AC, 30 A, 0Spaces
31410CRK2KEP4Mnl Trans Swtch, 125/250V AC, 30 A, 0Spaces
30216A2KEP5Mnl Trans Swtch, 125/250V AC, 30 A, 0Spaces
30310A2KEP6Mnl Trans Swtch, 125/250V AC, 30 A, 0Spaces
PB302KEP7Outdoor Power Inlet Box, 30 Amps
PC30202KEP8Generator Power Cord, 20 Ft
Showing 10 of 17 catalogued part numbers — the brand’s own manufacturer / stock numbers mapped to their Grainger SKUs.
View the full cross-reference sheet (17 items) →
Looking for a specific number? The Part Number Lookup searches every catalogued part number, all brands at once.

Talking points

When the customer pushes back.
  • Already stocked at Grainger — 14 active SKUs, so most orders ship without a special-order step.
  • Proven with Government buyers — the segment that pulls the most Reliance Controls volume through Grainger today.
  • One supplier relationship (Reliance Controls Corporation) behind the line — your MooreMac rep can pull samples, cross-refs, and quotes fast.

Documents

Sell sheets, catalogs, and item lists for after the call.
Item Lists & Cross-References 1
Material Level Detail Reliance 03 26Item List / Cross-ReferenceQuick look
Catalogs 1
Reliance Controls catalogSell SheetQuick look